849 results on '"Ferreira CF"'
Search Results
2. Genetic improvement for resistance to Black Sigatoka in banana: a systematic review
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Soares, JMS, Rocha, AJ, Nascimento, FS, Santos, AS, Miller, RNG, Ferreira, CF, Haddad, F, Amorim, VBO, and Amorim, EP
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Musa spp., Mycosphaerella fijiensis, genetic resistance, state-of-the-art - Abstract
Articles used for systematic review on the genetic improvement of bananas with a focus on black Sigatoka during the last ten years.
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- 2021
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3. Supplementary Materials
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Rocha, AJ, Soares, JMS, Nascimento, FS, Santos, AS, Amorim, VBO, Mizubuti, ESG, Ferreira, CF, Haddad, F, and Amorim, EP
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Supplementary Materials
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- 2020
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4. Post-Extraction Ridge Preservation Using BioOss, Porcine Collagen Matrix and Immediate Dental Implant Placement: 18-Month follow-Up
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e Santos Gg, Assis Nmsp, Ferreira Cf, de Oliveira Paiva Aa, and Ribeiro Cg
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Materials science ,business.industry ,Porcine collagen ,medicine.medical_treatment ,Extraction (chemistry) ,medicine ,Ridge (meteorology) ,Dentistry ,Matrix (biology) ,business ,Dental implant ,Month follow up - Published
- 2020
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5. Prospective longitudinal comparison study of surgical therapies for peri‐implantitis: 3‐year follow‐up
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Dalago, HR, primary, Perrotti, V, additional, Torres de Freitas, SF, additional, Ferreira, CF, additional, Piattelli, A, additional, Iaculli, F, additional, and Bianchini, MA, additional
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- 2019
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6. The use of freeze-dried bone allograft as an alternative to autogenous bone graft in the atrophic maxilla: a 3-year clinical follow-up.
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Bianchini MA, Buttendorf AR, Benfatti CAM, Bez LV, Ferreira CF, and de Andrade RF
- Abstract
Freeze-dried bone allograft is an interesting treatment alternative to autogenous bone grafts. This clinical report presents a 3-year follow-up of an atrophic maxilla treated with freeze-dried bone allograft. Ridge augmentation was conducted with freeze-dried tibial allografts. Eight implants were used to support a full-arch prosthesis. Three years later, clinical and radiographic follow-up showed bone surrounding the dental implants. Histologic sections showed the presence of biologically active bone. This clinical case supports the use of freeze-dried allograft as an alternative for the reconstruction of the atrophic maxilla. [ABSTRACT FROM AUTHOR]
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- 2009
7. Inhibition of Aspergillus spp. growth and ochratoxin A production in Conilon and Arabica coffees based-medium by Saccharomyces cerevisiae.
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das Neves TT, Cassimiro DMJ, de Souza JGL, Castro CRS, Schwan RF, Batista LR, and Silva CF
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- Food Contamination prevention & control, Food Contamination analysis, Coffee microbiology, Biological Control Agents, Food Microbiology, Ochratoxins biosynthesis, Aspergillus growth & development, Aspergillus metabolism, Saccharomyces cerevisiae growth & development, Saccharomyces cerevisiae metabolism, Coffea microbiology
- Abstract
Saccharomyces cerevisiae CCMA 0159 is reported as a promising biocontrol agent against ochratoxin A (OTA)-producing fungi in coffee. Coffea arabica and Coffea canephora (var. Conilon or Robusta) are the most widely consumed coffee species around the world, cultivated in tropical and subtropical regions, each exhibiting distinct physicochemical and sensory characteristics. The objective of this study was to compare the growth and OTA production by Aspergillus carbonarius, A. ochraceus, and A. westerdijkiae in C. arabica and C. canephora, along with assessing the efficiency of S. cerevisiae CCMA 0159 in biocontrolling ochratoxigenic fungi in both coffee varieties. A. carbonarius exhibited a higher growth rate and OTA production in both coffee varieties, with C. canephora showing particular susceptibility. Conversely, A. ochraceus and A. westerdijkiae demonstrated lower growth and OTA production. S. cerevisiae was effective in biocontrolling the fungal isolates, inhibiting over 80 % of A. carbonarius growth in both coffee varieties. Among the mechanisms of action of the biological control agent, the production of volatile organic compounds stands out. The results of this study confirm the significant potential of S. cerevisiae CCMA 0159 as a biocontrol agent against Aspergillus for application in coffee-producing areas., Competing Interests: Declaration of competing interest The authors declare that they have no known competing financial interests or personal relationships that could have appeared to influence the work reported in this paper., (Copyright © 2024 Elsevier B.V. All rights reserved.)
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- 2024
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8. The MICA deletion across different populations.
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de Oliveira Ciriaco VA, Rodrigues AM, da Silva Tibúrcio BC, Silva JM, Naslavsky MS, Mendes-Junior CT, Bannwart Castro CF, and Castelli EC
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The MICA gene encodes a glycoprotein upregulated upon cellular stress, particularly in oxidative stress, intracellular infections, and tumorigenesis. This stress-signaling molecule interacts with the activating receptor NKG2D from Natural Killer (NK) and some T lymphocytes, stimulating their cytotoxic activity. MICA is encoded within the human Major Histocompatibility Complex next to the HLA-B locus and is highly polymorphic. MICA might be absent from chromosome 6 due to a large deletion of approximately 100 Kb between HLA-B and MICB. Therefore, some individuals may not produce any isoform of MICA. The distribution of this phenotype may vary among different populations. We evaluated the distribution of the MICA*del and other MICA null alleles in different biogeographic regions and the Linkage Disequilibrium (LD) pattern between this allele and HLA-B. We detected at least two different patterns of deletion, one with full deletion of MICA and surrounding sequences and one partial MICA deletion. The presence of different patterns of deletion suggests independent deletion events. We confirm that the previously described MICA*del allele is mainly associated with B*48 and MICB*009N in Asia and America, but other haplotypes also occur. While most samples with complete or partial MICA deletion are heterozygous and present one functional copy of both MICA and MICB genes, we detected two samples with no functional MICA and one with no functional MIC genes. Therefore, other mechanisms might be in place to compensate for the absence of MIC molecules., Competing Interests: Declaration of competing interest The authors declare that they have no known competing financial interests or personal relationships that could have appeared to influence the work reported in this paper., (Copyright © 2024 American Society for Histocompatibility and Immunogenetics. Published by Elsevier Inc. All rights reserved.)
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- 2024
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9. Imbalance of Myoinositol and D-Chiro-Inositol in Saliva of Children With Type-1 Diabetes Mellitus: A Cross-Sectional Study.
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Lima PHM, Alves Cabral KSDS, Costa E Forti A, Nascimento NRFD, Santos CF, Lima AAM, Magalhães LMVC, Martins RS, Lima V, Fonteles MC, and Fonteles CSR
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Objective: Earlier work suggests Myoinositol (MI) and D-chiro- inositol (DCI) imbalance in urine and plasma of diabetic patients, and their potential for monitoring insulin resistance. This study aimed to assess levels of Myoinositol (MI) and D-chiro- inositol (DCI) in saliva of children with type 1 diabetes mellitus (DM-1) and controls, to verify if concentrations of MI and DCI are similarly altered in saliva, exploring their potential for monitoring DM-1., Design, Patients and Measurements: This cross-sectional clinical study enroled 45 patients (DM-1, n = 25; Controls, n = 20). Children aged 3-12 years with fasting blood glucose levels > 126 mg/dL, and HbA1c levels > 7%. Saliva was collected, and salivary measurements included pH, flow rates and concentrations of MI, DCI and glucose, employing high-performance liquid chromatography. Periodontal health was assessed using bleeding and plaque indices., Results: Children with DM-1 showed elevated MI (p = 0.001), reduced DCI (p = 0.001), and increased MI-DCI ratio (p = 0.001). The MI-DCI ratio was elevated by 16-fold among diabetic children. Plaque (p = 0.003) and gingival bleeding (p = 0.001) were higher in DM-1 than controls. The MI increased the odds of an outcome of DM-1 by 174%, while DCI reduced the odds by 63%, highlighting their strong and opposing effects on DM-1., Conclusions: Children with DM-1 express higher MI and lower DCI levels, while non-diabetic children show an inversion of these concentrations. Inositol imbalance in saliva of diabetic children resembles previous results in urine, and represents a possible venue for monitoring this disease, paving the way for future investigations into salivary inositols., (© 2024 John Wiley & Sons Ltd.)
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- 2024
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10. Long-Term Disabilities in ICU Survivors of COVID-19.
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da Silva KRS, Prazeres DC, Gaspar S, de Souza FG, Chiavegato LD, Leite CF, de Castro SS, Carvalho CR, and Volpe MS
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- Humans, Male, Female, Middle Aged, Prospective Studies, Aged, SARS-CoV-2, Critical Illness, Patient Discharge, Disabled Persons, COVID-19 therapy, Respiration, Artificial, Intensive Care Units, Survivors statistics & numerical data, Disability Evaluation
- Abstract
Background: COVID-19 is associated with prolonged disability, particularly after critical illness. This study aimed to assess and compare disability post-hospital discharge of subjects who were invasively ventilated versus those who were not, following ICU admission due to COVID-19. This study also explored variables associated with long-term disability., Methods: In this prospective cohort study, subjects with COVID-19 who received invasive ventilation, noninvasive ventilation, or high-flow nasal cannula during ICU stay were assessed with the World Health Organization Disability Assessment Schedule (WHODAS) 2.0 at 3 and 6 months post-hospital discharge. Data were analyzed collectively and stratified as subjects with and without invasive mechanical ventilation. Analysis of variance and multiple regression analyses were applied., Results: The subjects ( N = 43) were mainly male, middle age, and overweight. Subjects who were invasively ventilated ( n = 21) had decreased physical function compared to those who were not during hospital assessments. From 3-6 months after discharge, all WHODAS domains and the overall score decreased in both groups ( P < .001), indicating disability recovery. The participation domain, which assesses joining in society, was the only domain that remained worse in the ventilation group compared to the no ventilation group ( P = .01). No interaction was found between time and the study groups, suggesting that the recovery trajectory was similar. At 6 months, considering the entire cohort, 70% and 56% had no disability in self-care and getting along domains, respectively, while 42% exhibited moderate to severe disability in the participation domain. According to the overall WHODAS score, 86% of subjects still had some level of disability at 6 months. In multivariate analyses, the overall WHODAS score along with the household and participation domains showed significant positive correlations, indicating higher disability, with corticosteroid use., Conclusions: Disability persisted at 6 month post-hospital discharge for ICU survivors of COVID-19, regardless of the need for invasive mechanical ventilation. Participation was the only domain that showed higher disability among those who received invasive ventilation., Competing Interests: The authors have disclosed no conflicts of interest., (Copyright © 2024 by Daedalus Enterprises.)
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- 2024
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11. Opportunistic sighting of a silky shark (Carcharhinus falciformis) aggregation in the subtropical southwest Atlantic.
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Corrêa ALT, Mello TJ, and Candido CF
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Silky shark (Carcharhinus falciformis) populations in the South Atlantic Ocean are listed as vulnerable under the IUCN. In fact, this species is classified as critically endangered in Brazil under the Ministry of the Environment. The present study reports the first opportunistic sighting of an aggregation of 250-300 silky sharks in the Alcatrazes Archipelago Wildlife Refuge. Aggregation sites are important in the life cycle of silky sharks, and identifying these sites is essential for conservation efforts., (© 2024 Fisheries Society of the British Isles.)
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- 2024
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12. CYP2C19 Genetic Variants and Major Depressive Disorder: A Systematic Review.
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Bonasser LSS, Silva CMS, Fratelli CF, Gontijo BR, Seixas JMA, Barreto LCLS, and Silva ICRD
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Major depressive disorder (MDD) affects over 300 million people globally and has a multifactorial etiology. The CYP2C19 enzyme, involved in metabolizing certain antidepressants, can influence treatment response. Following the PRISMA protocol and PECOS strategy, this systematic review assessed the variation in common CYP2C19 gene variants' frequencies across populations with MDD, evaluating their impact on clinical characteristics and treatment response. We comprehensively searched five databases, identifying 240 articles, of which only nine within the last decade met our inclusion criteria. Except for one study that achieved 74.28% of STROPS items, the rest met at least 75% of GRIPS and STROPS guidelines for quality and bias risk assessment. The CYP2C19 's *1 allele, the *1/*1 genotype, and the NM phenotype, considered as references, were generally more frequent. Other CYP2C19 polymorphism frequencies exhibit significant variability across different populations. Some studies associated variants with MDD development, a more extended history of depression, prolonged depressive episodes, and symptom severity, while others reported no such association. Some studies confirmed variants' effects on escitalopram and citalopram metabolism but not that of other drugs, such as sertraline, venlafaxine, and bupropion. Treatment tolerability and symptom improvement also varied between studies. Despite some common findings, inconsistencies highlight the need for further research to clarify the role of these polymorphisms in MDD and optimize treatment strategies.
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- 2024
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13. Epidemiological characterization of rare diseases in Brazil: A retrospective study of the Brazilian Rare Diseases Network.
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de Oliveira BM, Bernardi FA, Baiochi JF, Neiva MB, Artifon M, Vergara AA, Martins AM, Grumach AS, Acosta AX, Husny ASE, de Freitas Rodrigues Ribeiro B, Ramos CF, Steiner CE, Kim CA, Christofolini DM, Yamada DB, Carvalho EDF, Ribeiro EM, de Arruda Bastos F, Serpa FS, Brandão FR, Adjuto GMAF, Carvalho I, Saute JAM, Junior JCL, Bueno LSM, da Silva LCS, Santos MLSF, Costa MCM, Giusti MMCG, Galera MF, Filho MEC, de Andrade MDFC, De Oliveira Cardoso MT, de Menezes Ferreira MM, Zeny M, Caldato MCF, Sorte NB, Musolino NRC, de Medeiros PFV, Zen PRG, Da Silva RTB, Maia RE, Fock R, Almeida RES, Valle SOR, Amorim T, Teixeira TB, Prazeres VMG, de Faria Ferraz VE, Lima VC, Paiva WJM, Schwartz IVD, Alves D, and Félix TM
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- Humans, Retrospective Studies, Brazil epidemiology, Female, Adolescent, Male, Child, Adult, Young Adult, Child, Preschool, Neonatal Screening, Infant, Newborn, Infant, Rare Diseases epidemiology
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Background: The Brazilian Policy for Comprehensive Care for People with Rare Diseases was implemented in 2014; however, national epidemiological data on rare diseases (RDs) are scarce and mainly focused on specific disorders. To address this gap, University Hospitals, Reference Services for Neonatal Screening, and Reference Services for Rare Diseases, all of which are public health institutions, established the Brazilian Rare Diseases Network (RARAS) in 2020. The objective of this study was to perform a comprehensive nationwide epidemiological investigation of individuals with RDs in Brazil. This retrospective survey collected data from patients receiving care in 34 healthcare facilities affiliated with RARAS in 2018 and 2019., Results: The survey included 12,530 participants with a median age of 15.0 years, with women representing 50.5% of the cohort. Classification according to skin color demonstrated that 5044 (47.4%) participants were admixed. Most had a confirmed diagnosis (63.2%), with a predominance of phenylketonuria (PKU), cystic fibrosis (CF), and acromegaly. Common clinical manifestations included global developmental delay and seizures. The average duration of the diagnostic odyssey was 5.4 years (± 7.9 years). Among the confirmed diagnoses, 52.2% were etiological (biochemical: 42.5%; molecular: 30.9%), while 47.8% were clinical. Prenatal diagnoses accounted for 1.2%. Familial recurrence and consanguinity rates were 21.6% and 6.4%, respectively. Mainstay treatments included drug therapy (55.0%) and rehabilitation (15.6%). The Public Health System funded most diagnoses (84.2%) and treatments (86.7%). Hospitalizations were reported in 44.5% of cases, and the mortality rate was 1.5%, primarily due to motor neuron disease and CF., Conclusion: This study marks a pioneering national-level data collection effort for rare diseases in Brazil, offering novel insights to advance the understanding, management, and resource allocation for RDs. It unveils an average diagnostic odyssey of 5.4 years and a higher prevalence of PKU and CF, possibly associated with the specialized services network, which included newborn screening services., (© 2024. The Author(s).)
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- 2024
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14. Development, Content Validation and Usability of a Chatbot for Disseminating Scientific Information About Cannabis Among Young Adults.
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Scherer JN, de Oliveira GR, Machado FMR, Gomes CF, and Ornell F
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Despite the high prevalence of cannabis consumption, there is limited information about cannabis based on scientific evidence available and targeted toward young adults, especially considering accessible language and ease of access. The present study aimed to develop the proof of concept of a chatbot for the dissemination of evidence and scientific information about cannabis, focused on a young adult audience. The proof of concept involved stages of literature review, conversation flow development, content evaluation through a panel of experts ( n = 10) and usability analysis using a sample of potential users (young adults, n = 10). The chatbot developed presents information on epidemiology, toxicology, acute and chronic effects of cannabis use, information on cannabis use disorder, and the use of cannabinoids for medicinal purposes. The content evaluation through the Health Education Content Validation Instrument concluded that the tool was considered to have a good structure and content (Content Validity Index > 0,78; overall score = 9.0/10.0). The tool also proved to be functional and highly usable according to the analysis with the System Usability Scale (overall usability score = 9.2/10.0) . Digital strategies such as chatbots can help in health education and scientific communication within stigmatized areas, such as the consumption of psychoactive substances.
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- 2024
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15. Calcium-Binding Protein and Polymorphism in Musa spp. Somaclones Resistant to Fusarium oxysporum .
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Sampaio JR, Oliveira WDDS, Nascimento FDS, Junior LCS, Rebouças TA, Moreira RFC, Ramos APS, Santos-Serejo JAD, Amorim EP, and Ferreira CF
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The fresh fruits of 'Grande Naine' (Cavendish AAA- Musa spp.) dominate the world market, especially in countries with a population in a situation of social vulnerability. However, Fusarium wilt, caused by the fungus Fusarium oxysporum f.sp. cubense race 4 Subtropical (Foc ST4), emerges as a serious threat to banana production, requiring the development of resistant cultivars based on biotechnological strategies, such as the induction of mutation in tissue culture. This study aimed to identify and characterize genetic variation in somaclones resistant to Fusarium oxysporum f.sp. cubense subtropical race 4 (Foc ST4), derived from 'Grand Naine' bananas, by molecular markers based on retrotransposons IRAP (Inter-retrotransposon Amplified Polymorphism) and REMAP (Retrotransposon-Microsatellite Amplified Polymorphism). Nine combinations of IRAP and six combinations of REMAP primers were used. The low number of polymorphic bands did not allow for genetic diversity studies; however, ten polymorphic bands between the somaclones and control were sequenced. Of these, three presented good base calling and were aligned, namely, 1AF, 2AF, and 3AF bands. Only the 1AF band presented function related to stress response with homology to a calcium-binding protein. These proteins act early in plant infection as secondary messengers activated by pathogen-associated molecular patterns (PAMPs), initiating the cascade of plant defense signals. The fact that this band is present in all somaclones reinforces previous assessments of their resistance to Foc ST4. The use of markers IRAP and REMAP produced polymorphic bands that can, through future primer design and field validations, accelerate the identification of resistant banana genotypes for use in banana genetic breeding programs.
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- 2024
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16. Productivity and economic performance of Nellore young bulls fed diets with increasing fiber content.
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Medeiros CF, Ítavo LCV, Ítavo CCBF, Dias AM, Longhini VZ, Difante GDS, Teixeira PD, da Silva MGP, Paro RGC, da Silva AH, and da Silva LBP
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- Animals, Male, Cattle physiology, Cattle growth & development, Random Allocation, Weight Gain, Animal Husbandry economics, Animal Husbandry methods, Dietary Fiber analysis, Dietary Fiber administration & dosage, Dietary Fiber economics, Animal Feed analysis, Animal Feed economics, Diet veterinary, Diet economics, Animal Nutritional Physiological Phenomena
- Abstract
Adequate neutral detergent insoluble fiber (NDF) content in the total diet can improve intake efficiency, prevent rumen disorders, and enhance the health and performance of feedlot-finished beef cattle. We hypothesized that an increase in dietary fiber levels would decrease the productive performance but increase the economic performance of young bulls in confinement. Thus, it was aimed to evaluate the effect of increasing fiber levels on feed intake, wastage, and productive and economic performance of Nellore young bulls finished in confinement. We used 20 Nellore cattle, non-castrated males, 30 months old, and average body weight (BW) of 416.35 ± 2.2 kg distributed in a completely randomized design, kept in individual stalls. Animals were divided into four treatments consisting of four levels of neutral detergent insoluble fiber (NDF) (25%, 30%, 35%, and 40% NDF) in total DM. Nutrient intake, feed conversion, feed waste, body weight (BW) at slaughter, total weight gain (TWG), average daily gain (ADG), hot carcass weight (HCW), and carcass yield (CR) were evaluated. In addition, economic parameters (revenue, food expenses, and gross margin) were calculated and compared. The dry matter (DMI), organic matter (OMI), crude protein (CPI), and ether extract (EEI) intakes showed quadratic behavior. The DMI maximum estimated was 28.5% NDF in the diet. The NDF and ADF intakes showed a positive linear effect and the starch intake had a negative linear effect. There was a significant positive linear effect (P < 0.05) for the variables total mixed ration (TMR) offered and daily and total RTM intake. Minimum RTM wastage was estimated with a diet containing 30% NDF. The maximum points for BW at slaughter, HCW, and ADG were 29.9%; 29.6%, and 25% NDF, respectively. The costs of concentrate and silage showed a positive linear behavior, as did the ADG costs and the carcass equivalent cost (P < 0.05). The maximum point of the revenue estimate (US$/animal) was 29.9% of NDF, 26.1% of NDF for the total expenditure on food (US$/animal), and 32.5% of NDF for the gross margin (U$/animal). In conclusion, the animals fed a 30% NDF diet showed the best performance and economics, in addition to less food waste. We recommend 25 to 32.5% of NDF in the diet to obtain maximum productive and economic performance when finishing Nellore young bulls in confinement., (© 2024. The Author(s), under exclusive licence to Springer Nature B.V.)
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- 2024
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17. Graphene nanocoating on titanium maintains structural and antibiofilm properties post-sterilization.
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Morin JLP, Dubey N, Luong-Van EK, Yu B, Sabino CF, Silikas N, Agarwalla SV, Neto AC, and Rosa V
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Objective: To evaluate the impact of sterilization methods on the structural integrity and antimicrobial properties of graphene nanocoating on titanium (GN)., Methods: GN was transferred to titanium using wet (WT) or dry transfer (DT) techniques and sterilized using an autoclave (AC), glutaraldehyde (GA), or ethylene oxide (EtO). The GN structure was characterized using Raman spectroscopy before and after sterilization. Additional specimens were characterized by Raman after AC and water jetting. Biofilm formation was assessed before and after AC using colony-forming units (CFU), biofilm biomass, and SEM (uncoated titanium was the control). Three independent samples were used for structural characterization and biofilm quantification. Statistical analyses were conducted using one-way analysis of variance (ANOVA) and Tukey's test (α = 0.05)., Results: WT and DT demonstrated high structural stability after sterilization and water jetting, with negligible coating quality or coverage loss. GN exhibited lower biofilm formation even after AC sterilization, as shown by the reduction in CFU counts, biofilm biomass, and SEM images compared to the control., Significance: GN demonstrated high resistance to the stresses imposed by all sterilization methods tested, maintaining its structural integrity, resistance to water-jet cleaning, and antibiofilm potential. The findings suggest that standard industrial practices can effectively sterilize highly resilient GN on titanium implants and possibly other biomaterials., (Copyright © 2024 Elsevier Inc. All rights reserved.)
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- 2024
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18. Diversity of Improved Diploids and Commercial Triploids from Musa spp. via Molecular Markers.
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Sampaio JR, Oliveira WDDS, Junior LCS, Nascimento FDS, Moreira RFC, Ramos APS, Santos-Serejo JAD, Amorim EP, Jesus RDM, and Ferreira CF
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Banana breeding consists of obtaining diploid, triploid, and tetraploid intra- and interspecific hybrids by conventional breeding methods with the objective of aggregating characteristics of agronomic and commercial interest. Given the narrow genetic base of bananas, Embrapa's Banana Genetic Breeding Program (BGBP) aims at crosses between improved diploids (ID) (ID × ID) and between improved diploids (ID) and commercial triploids (ID × CTP) and tetraploids (ID × CTT), in order to increase the genetic base and variability in bananas regarding agronomic traits of interest and resistance to main biotic and abiotic factors. These improved diploids are resistant to main fungal diseases such as yellow (YSD) and black Sigatoka (BSD) disease and Fusarium wilt (race 1 and subtropical race 4), the latter being one of the most devastating diseases in bananas. The genetic diversity between 22 improved diploids and seven commercial banana triploids was analyzed using DNA molecular markers. Five IRAP (Inter-Retrotransposon Amplified Polymorphism, 7 ISSR (Inter-Simple Sequence Repeats) and 12 SSR (Simple Sequence Repeat) markers were used. The genetic dissimilarity matrix was based on the Jaccard dissimilarity index; clusters were separated using the UPGMA (Unweighted Pair Group Method With Arithmetic Mean) method and cophenetic correlation of 0.8755. This study of the genetic diversity between improved diploids and commercial triploids, based on the genetic dissimilarity matrix, revealed that the most dissimilar diploids were DM23 and DM15 (74%) and DM16 and DM15 (74%). The smallest genetic distances between the improved diploids and commercial triploids were between TCGN25 and DM17 (50%) and TCN26 and DM17 (50%). The genetic distance matrix also revealed important genotypes to be used in crosses in order to maintain good characteristics in commercial triploids when crossed with improved diploids. The results of our study provide better breeding strategies for one of the largest banana-breeding programs worldwide focused on the development of banana varieties resistant to main biotic and abiotic factors.
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- 2024
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19. Addressing disruptive medical staff behavior: a 3-year experience.
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Menezes FG, Samano HM, Oliveira MDC, Silva ALCD, Lopes CF, Marques DDC, Silveira ALD, Colombo G, and Cendoroglo Neto M
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- Humans, Cross-Sectional Studies, Problem Behavior psychology, Workplace, Hospitals, Private statistics & numerical data, Brazil, Medical Staff, Hospital psychology, Medical Staff, Hospital statistics & numerical data
- Abstract
Background: Menezes et al. describe their experience with the diagnosis and management of disruptive medical staff behavior in a private hospital between 2020 and 2022. Surgical medical specialties were found to demonstrate the highest prevalence of such behavior, and continual education of physicians regarding appropriate workplace behavior was found to be the most important management strategy to prevent unsafe work environments and strengthen an appropriate culture of safety., Background: ■ Disruptive medical staff behavior potentially affects patient care., Background: ■ Surgical specialties have the highest incidence of disruptive medical staff behavior., Background: ■ Proper diagnosis and management is key to the mitigating disruptive medical staff behavior., Objective: To describe the 3-year long experience of addressing disruptive events by medical staff in a private hospital., Methods: The cross-sectional study that was conducted between 2020 and 2022, involved collection, analysis, and management of suspected cases of disruptive behavior by medical staff., Results: Relevant information was collected from reports issued by health care leaders (69%), anonymous reports accessed from the health institution's intranet tool "SINAPSE" (19%), the compliance center (5%), customer attendance service (3.7%), the hospital board (2.3%), and the medical practice department (1%). Surgical specialties were responsible for 70.3% of the disruptive incidents, and the average time to outcome was 24.5 days, with most solutions involving guided education of physicians (92.7%)., Conclusion: Management of disruptive behavior by medical staff is essential for the prevention of unsafe work environments and strengthening a culture of safety.
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- 2024
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20. Use of CRISPR Technology in Gene Editing for Tolerance to Biotic Factors in Plants: A Systematic Review.
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Mascarenhas MS, Nascimento FDS, Rocha AJ, Ferreira MDS, Oliveira WDDS, Morais Lino LS, Mendes TAO, Ferreira CF, Santos-Serejo JAD, and Amorim EP
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The objective of this systematic review (SR) was to select studies on the use of gene editing by CRISPR technology related to plant resistance to biotic stresses. We sought to evaluate articles deposited in six electronic databases, using pre-defined inclusion and exclusion criteria. This SR demonstrates that countries such as China and the United States of America stand out in studies with CRISPR/Cas. Among the most studied crops are rice, tomatoes and the model plant Arabidopsis thaliana . The most cited biotic agents include the genera, Xanthomonas, Manaporthe, Pseudomonas and Phytophthora . This SR also identifies several CRISPR/Cas-edited genes and demonstrates that plant responses to stressors are mediated by many complex signaling pathways. The Cas9 enzyme is used in most articles and Cas12 and 13 are used as additional editing tools. Furthermore, the quality of the articles included in this SR was validated by a risk of bias analysis. The information collected in this SR helps to understand the state of the art of CRISPR/Cas aimed at improving resistance to diseases and pests to understand the mechanisms involved in most host-pathogen relationships. This SR shows that the CRISPR/Cas system provides a straightforward method for rapid gene targeting, providing useful information for plant breeding programs.
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- 2024
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21. The Combinatory Effects of Essential Oil from Lippia macrophylla on Multidrug Resistant Acinetobacter baumannii Clinical Isolates.
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da Silva Cirino IC, de Santana CF, Vasconcelos Rocha I, de Souza LIO, Silva MV, Bressan Queiroz de Figueiredo RC, Coutinho HDM, and Leal-Balbino TC
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- Humans, Dose-Response Relationship, Drug, Acinetobacter baumannii drug effects, Oils, Volatile pharmacology, Oils, Volatile chemistry, Oils, Volatile isolation & purification, Lippia chemistry, Microbial Sensitivity Tests, Anti-Bacterial Agents pharmacology, Anti-Bacterial Agents chemistry, Anti-Bacterial Agents isolation & purification, Drug Resistance, Multiple, Bacterial drug effects
- Abstract
To assess the antibacterial effectiveness of Lippia macrophylla essential oil (LMEO) against multidrug-resistant Acinetobacter baumannii isolates, both as a standalone treatment and in combination with conventional antibiotics. LMEO demonstrated a significant inhibitory effect on the growth of A. baumannii, with a minimum inhibitory concentration (MIC) below 500 μg/mL. Notably, LMEO was capable of reversing the antibiotic resistance of clinical isolates or reducing their MIC values when used in combination with antibiotics, showing synergistic (FICI≤0.5) or additive effects. The combination of LMEO and imipenem was particularly effective, displaying synergistic interactions for most isolates. Ultrastructural analyses supported these findings, revealing that the combination of LMEO+ceftazidime compromised the membrane integrity of the Acb35 isolate, leading to cytoplasmic leakage and increased formation of Outer Membrane Vesicles (OMVs). Taken together our results point for the use of LMEO alone or in combination as an antibacterial agent against A. baumannii. These findings offer promising avenues for utilizing LMEO as a novel antibacterial strategy against drug-resistant infections in healthcare settings, underscoring the potential of essential oils in enhancing antibiotic efficacy., (© 2024 Wiley-VHCA AG, Zurich, Switzerland.)
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- 2024
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22. Study on the Consumption of Non-Steroidal Anti-Inflammatory Drugs and Antibiotics by the Brazilian Adult Population: A Cohort Study.
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Pedrolongo DA, Sagioneti FT, Weckwerth GM, Oliveira GM, Santos CF, and Calvo AM
- Abstract
Self-medication without a medical or dental prescription is an action that leads to a significant problems associated with the overuse of medication in Brazil. The inappropriate use of antibiotics and non-steroidal anti-inflammatory drugs (NSAIDs) leads to problems related to microbial agent resistance and gastrointestinal complications. The purpose of this study was to elucidate the patterns of antibiotic and NSAIDs consumption among the adult population of Brazil. The questionnaire was answered by 400 people residing in Brazil who had access to the link in the year 2023. The findings showed that approximately 89.5% of the volunteers had used NSAIDs, and 32.2% had used antibiotics whether or not these medications had been prescribed by doctors or dentists. It was noted that a large proportion of the adverse effects reported by the volunteers involved symptoms related to gastrointestinal complaints. There was a high prevalence of NSAIDs consumption in the studied population, which is consistent with the high frequency of risk of adverse reactions caused by these drugs, particularly in the gastrointestinal tract. In relation to antibiotics, it was observed that the non-prescription consumption of these medications by the population was considered high, reaching one-third of the total number of volunteers who consumed such medications.
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- 2024
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23. Molecular Targets of Minor Cannabinoids in Breast Cancer: In Silico and In Vitro Studies.
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Almeida CF, Palmeira A, Valente MJ, Correia-da-Silva G, Vinggaard AM, Sousa ME, Teixeira N, and Amaral C
- Abstract
Background: Breast cancer therapy has been facing remarkable changes. Classic treatments are now combined with other therapies to improve efficacy and surpass resistance. Indeed, the emergence of resistance demands the development of novel therapeutic approaches. Due to key estrogen signaling, estrogen receptor-positive (ER
+ ) breast cancer treatment has always been focused on aromatase inhibition and ER modulation. Lately, the effects of phytocannabinoids, mainly Δ9 -tetrahydrocannabinol (THC) and cannabidiol (CBD), have been evaluated in different cancers, including breast. However, Cannabis sativa contains more than 120 phytocannabinoids less researched and understood., Methods: Here, we evaluated, both in silico and in vitro, the ability of 129 phytocannabinoids to modulate important molecular targets in ER+ breast cancer: aromatase, ER, and androgen receptor (AR)., Results: In silico results suggested that some cannabinoids may inhibit aromatase and act as ERα antagonists. Nine selected cannabinoids showed, in vitro, potential to act either as ER antagonists with inverse agonist properties, or as ER agonists. Moreover, these cannabinoids were considered as weak aromatase inhibitors and AR antagonists with inverse agonist action., Conclusions: Overall, we present, for the first time, a comprehensive analysis of the actions of the phytocannabinoids in targets of ER+ breast tumors, pointing out their therapeutic potential in cancer and in other diseases.- Published
- 2024
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24. Validation of the World Health Organization Disability Assessment Schedule (WHODAS 2.0) for individuals with asthma.
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de Souza CCC, Zacarias LC, Campos NG, Fortaleza SCB, Madeira CA, Sousa Almondes JG, and Leite CF
- Abstract
Purpose: There are no disease-specific tools for assessing the functioning of patients with asthma. This study aims to evaluate the psychometric properties of the Brazilian version of the World Health Organization Disability Assessment Schedule (WHODAS 2.0) in individuals with asthma., Methods: 101 individuals with asthma responded to the 36-item version of the WHODAS 2.0, Asthma Quality of Life Questionnaire (AQLQ), and Asthma Control Test (ACT). The following psychometric properties were tested: internal consistency, factor structure, and convergent and discriminative validity., Results: Homogeneity was found between WHODAS 2.0 items and domains, except "Getting along" (Cronbach's α = 0.57). When item "D4.5 Sexual activities" was deleted, the Cronbach's increased to 0.70. Exploratory factor analysis identified four factors (explained variance 56%). There was a strong correlation between the WHODAS 2.0 and AQLQ (r=-0.72) and between the WHODAS 2.0 and ACT (r= -0.59). There was no evidence of the influence of obstruction level (FEV
1 ) on functioning., Conclusion: WHODAS 2.0 is a valid and reliable tool for assessing functioning in individuals with asthma. Exclusion of item D.4.5 Sexual activity increased the homogeneity between the items of the "Getting along" domain. When applied to asthmatics, the WHODAS total functioning score is preferable to the domain-specific scores.- Published
- 2024
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25. Mechanical and optical properties of a borosilicate glass used to improve the finishing of 3Y-TZP restorations.
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Silva ACD, Rodrigues CDS, Silva JFG, Sabino CF, Thim GP, Marinho RMM, and Campos TMB
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- Analysis of Variance, Time Factors, Flexural Strength, Silicates chemistry, Reproducibility of Results, Reference Values, Statistics, Nonparametric, Color, Optical Phenomena, Hardness Tests, Dental Materials chemistry, Zirconium chemistry, Materials Testing, Surface Properties, Yttrium chemistry, Glass chemistry, X-Ray Diffraction
- Abstract
Borosilicate glass was developed to enhance the mechanical behavior and smoothness of dental zirconia as an alternative to conventional glaze. This study assessed the mechanical and optical properties of 3 mol% yttria-stabilized tetragonal zirconia polycrystal (3Y-TZP) coated with borosilicate glass or a commercial glaze fired for an extended period of time. Disc-shaped 3Y-TZP zirconia specimens (Zpex, Tosoh) were sintered at 1550°C for 2 hours. The specimens were divided into three groups: as-sintered (control, C); commercial glaze (G); and borosilicate glass (SL). The glaze and borosilicate glass were applied over the zirconia and fired for 20 minutes at 950°C and 1200°C, respectively. Biaxial flexural strength, fractography, X-ray diffraction (XRD), roughness (Ra and Rz), fracture toughness (Vickers indentation method), color difference (∆E00), and translucency (TP00) analyses were conducted. The t-test or the one-way ANOVA and Tukey's tests were used to analyze the data (α = 0.05). Flexural strength data were subjected to the Weibull analysis. The SL group exhibited the highest flexural strength (1025.8 MPa), whereas the C (859.41 MPa) and G (816.0 MPa) groups exhibited similar values. The SL group also had the highest characteristic strength. The fracture origin in all groups was on the zirconia surface. XRD analysis revealed that the specimens from the SL group contained tetragonal, cubic, and monoclinic phases. The SL group presented the lowest surface roughness. Fracture toughness in the SL group was lower than in the C group, but similar to that observed in the G group. The translucency and color differences observed in the G and SL groups were similar. Borosilicate glass enhanced the flexural strength of 3Y-TZP, promoted the smoothest surface, and exhibited optical properties similar to those of the glaze.
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- 2024
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26. Genetic diversity and population structure in banana (Musa spp.) breeding germplasm.
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Akech V, Bengtsson T, Ortiz R, Swennen R, Uwimana B, Ferreira CF, Amah D, Amorim EP, Blisset E, Van den Houwe I, Arinaitwe IK, Nice L, Bwesigye P, Tanksley S, Uma S, Suthanthiram B, Saraswathi MS, Mduma H, and Brown A
- Subjects
- Genetics, Population, Genome, Plant, Musa genetics, Genetic Variation, Plant Breeding, Polymorphism, Single Nucleotide
- Abstract
Bananas (Musa spp.) are one of the most highly consumed fruits globally, grown in the tropical and sub-tropical regions. We evaluated 856 Musa accessions from the breeding programs of the International Institute of Tropical Agriculture of Nigeria, Tanzania, and Uganda; the National Agricultural Research Organization of Uganda; the Brazilian Agricultural Research Corporation (Embrapa); and the National Research Centre for Banana of India. Accessions from the in vitro gene bank at the International Transit Centre in Belgium were included to provide a baseline of available global diversity. A total of 16,903 informative single nucleotide polymorphism markers were used to estimate and characterize the genetic diversity and population structure and identify overlaps and unique material among the breeding programs. Analysis of molecular variance displayed low genetic variation among accessions and diploids and a higher variation among tetraploids (p < 0.001). Structure analysis revealed two major clusters corresponding to genomic composition. The results indicate that there is potential for the banana breeding programs to increase the diversity in their breeding materials and should exploit this potential for parental improvement and to enhance genetic gains in future breeding efforts., (© 2024 The Author(s). The Plant Genome published by Wiley Periodicals LLC on behalf of Crop Science Society of America.)
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- 2024
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27. Validity, reliability, and responsiveness of the Brazilian version of the instrument World Health Organization Disability Assessment Schedule (WHODAS 2.0) for individuals with obstructive sleep apnoea.
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de Oliveira ACS, Zacarias LC, de Souza CCC, Bezerra JPDS, Viana-Junior AB, Sobreira-Neto MA, and Leite CF
- Subjects
- Humans, Male, Female, Brazil, Reproducibility of Results, Middle Aged, Surveys and Questionnaires, Adult, Severity of Illness Index, Aged, Polysomnography methods, Sleep Apnea, Obstructive diagnosis, Sleep Apnea, Obstructive therapy, Psychometrics instrumentation, Psychometrics methods, Disability Evaluation, World Health Organization, Continuous Positive Airway Pressure methods, Quality of Life psychology
- Abstract
Background: Obstructive sleep apnoea (OSA) is a disabling health condition, and there is no disease-specific patient-reported outcome instrument to assess individuals with OSA., Objectives: To evaluate the psychometric properties of the Brazilian version of the World Health Organization Disability Assessment Schedule (WHODAS 2.0) in individuals with OSA., Methods: One hundred individuals with OSA responded to the WHODAS 2.0 version of 36 items, the Epworth Sleepiness Scale (ESS), the Pittsburgh Sleep Quality Index (PSQI), and the 12-item health survey (SF-12). Internal consistency, convergent and discriminative validity, and responsiveness to continuous positive airway pressure (CPAP) were the psychometric properties tested., Results: Cronbach's α values indicate good internal consistency (0.91 - 0.73), except for the self-care domain (α = 0.52). Convergent validity indicated an excellent correlation (r = -0.80) between the domains of functioning and quality of life. Discriminative validity showed no association between OSA severity and functioning (p = 0.90). The responsiveness to CPAP treatment showed a large effect size (r = 0.82; p < 0.05) CONCLUSIONS: The WHODAS 2.0 instrument is valid, reliable, and responsive for assessing individuals with OSA., Competing Interests: Declaration of competing interest None., (Copyright © 2024 Elsevier Inc. All rights reserved.)
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- 2024
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28. Rabies virus circulation in a highly diverse bat assemblage from a high-risk area for zoonoses outbreaks in the Brazilian Amazon.
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Novaes RLM, Almeida B, Cláudio VC, Costa-Neto SF, Couto ALG, Schmidt E, Bertocchi NA, Costa JO, Ferreira CF, de Oliveira AMR, Dos Santos MLM, Monteverde TSD, de Abreu EMN, Cunha ENP, Borges AR, Garcia JG, Barboza CM, Cocchi M, Batista HBCR, and Moratelli R
- Subjects
- Animals, Brazil epidemiology, Humans, Female, Male, Adult, Middle Aged, Adolescent, Chiroptera virology, Rabies virus immunology, Rabies virus isolation & purification, Rabies virus classification, Rabies epidemiology, Rabies veterinary, Rabies virology, Zoonoses epidemiology, Zoonoses virology, Disease Outbreaks, Antibodies, Viral blood
- Abstract
Bats are the second most diverse order of mammals and play a central role in ecosystem dynamics. They are also important reservoirs of potentially zoonotic microorganisms, of which rabies virus is the most lethal among the bat-transmitted zoonotic pathogens. Importantly, recent outbreaks of human rabies have been reported from the Brazilian Amazon. Here we present a survey of bat species and rabies virus (RABV) circulation in a bat assemblage in the Marajó region, northern Brazil. Using data from mist-net captures and bioacoustic sampling, 56 bat species were recorded along the Jacundá River basin over a 10-day expedition in November 2022. For the investigation of RABV, we used the direct fluorescent antibody test (DFAT) and the rapid fluorescent focus inhibition test (RFFIT). In total, 159 bat individuals from 22 species were investigated for RABV. Five adults of the common vampire bat, Desmodus rotundus, showed RABV-specific antibodies in serum samples. Additionally, we report on local residents with injuries caused by D. rotundus bites and the occurrence of colonies of non-hematophagous bats from different species roosting inside human residences. This scenario raises concerns about the risks of new cases of human rabies and other zoonotic diseases associated with bats in the region and highlights the need for epidemiological surveillance and mitigation measures to prevent outbreaks of emerging infectious diseases., Competing Interests: Declaration of competing interest The authors declare that they have no known competing financial interests or personal relationships that could have appeared to influence the work reported in this paper., (Copyright © 2024 Elsevier B.V. All rights reserved.)
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- 2024
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29. Health literacy for elderly patients with high blood pressure: A scoping review.
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Simões CF, Lopes LPN, Lara LDS, and Cortês AL
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- Humans, Aged, Patient Education as Topic, Exercise, Health Literacy, Hypertension drug therapy
- Abstract
Background: Hypertension is the chronic disease that most affects the elderly population worldwide and is the main modifiable risk factor for cardiovascular diseases. In hypertensive elderly patients, health literacy emerges as a key component for achieving better clinical outcomes., Objective: This study aims to describe the health literacy strategies used for elderly patients with arterial hypertension., Methods: A review of the scientific literature was conducted in accordance with recommendations from the Joanna Briggs Institute and Preferred Reporting Items for Systematic Reviews and Meta-Analyses extension for Scoping Reviews (PRISMA-ScR) checklist. Three databases were used to identify relevant studies which were then assessed for eligibility, extracted, and categorized., Results: A total of 6442 articles were identified in the databases, out of which 1486 were duplicates and were removed. Based on titles and abstracts, 4887 articles were excluded, and 59 were eliminated through full-text analysis for not meeting the eligibility criteria. Ten studies were included in this scoping review. The identified strategies included face-to-face group educational sessions, face-to-face individual educational sessions, use of written educational materials, educational sessions through electronic devices and/or computers, individual counseling, physical exercise, and personal health diary. The most addressed topics were the nature of hypertension, nutrition, and physical exercise. The study environments highlighted the importance of involving a multidisciplinary team in health literacy strategies for elderly individuals whith hypertension., Conclusions: Interventions with mixed measures were commonly used by the authors and encouraged disease self-management. Access to information and the promotion of critical thinking allowed patients to have better disease control. However, studies linking health literacy and elderly individuals with arterial hypertension are still scarce, indicating the need for further research., Competing Interests: Declarations of competing interest None., (Copyright © 2024 Elsevier Inc. All rights reserved.)
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- 2024
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30. Trends in the incidence of colorectal cancer in sub-Saharan Africa: A population-based registry study.
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Moen L, Liu B, Bukirwa P, Chingonzoh T, Chokunonga E, Finesse A, Korir A, Lamin B, Lorenzoni CF, Manraj SS, N'Da G, Odzebe AWS, Ogunbiyi O, Somdyala NIM, Packzowski M, and Parkin DM
- Subjects
- Humans, Africa South of the Sahara epidemiology, Incidence, Male, Female, Middle Aged, Adult, Aged, Life Style, Colorectal Neoplasms epidemiology, Registries
- Abstract
In sub-Saharan Africa, colorectal cancer (CRC) has historically been considered a rare disease, although some previous studies have suggested that the incidence is increasing. We examine time trends in the incidence of CRC using data from 12 population-based cancer registries in 11 countries of sub-Saharan Africa that were able to provide time series data for periods of 12 or more years, or with earlier data with which recent rates may be compared. Age-standardized incidence rates were highest in the higher-income countries, and were increasing in all of the populations studied, and these increases were statistically significant in all but three. Current evidence has suggested a link between the increased adoption of western lifestyle habits with colorectal cancer, and along with increasing urbanization of African populations, there is an increase in body weight, as well as evidence of increasing consumption of meat, sugars, and alcohol., (© 2024 The Authors. International Journal of Cancer published by John Wiley & Sons Ltd on behalf of UICC.)
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- 2024
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31. Impact of streptozotocin-induced diabetes on experimental masseter pain in rats.
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Costa YM, Herculiani CCF, Soares FFC, Azevedo MCS, Conti PCR, Dionísio TJ, Oliveira GM, Faria FAC, Santos CF, Garlet GP, and Bonjardim LR
- Subjects
- Animals, Male, Analysis of Variance, Saline Solution, Hypertonic pharmacology, Pain Measurement, Time Factors, Reproducibility of Results, Facial Pain physiopathology, Random Allocation, Rats, Masseter Muscle drug effects, Masseter Muscle physiopathology, Diabetes Mellitus, Experimental complications, Diabetes Mellitus, Experimental physiopathology, Rats, Wistar, Streptozocin, Cytokines analysis
- Abstract
This study aimed to assess the influence of streptozotocin (STZ)-induced diabetes on the nociceptive behavior evoked by the injection of hypertonic saline (HS) into the masseter muscle of rats. Forty male rats were equally divided into four groups: a) isotonic saline control, which received 0.9% isotonic saline (IS), (Ctrl-IS); b) hypertonic saline control, which received 5% HS (Ctrl-HS); c) STZ-induced diabetic, which received IS, (STZ-IS); d) STZ-induced diabetic, which received HS (STZ-HS). Experimental diabetes was induced by a single intraperitoneal injection of STZ at dose of 60 mg/kg dissolved in 0.1 M citrate buffer, and 100 μL of HS or IS were injected into the left masseter to measure the nociceptive behavior. Later on, muscle RNA was extracted to measure the relative expression of the following cytokines: cyclooxygenase-2 (COX-2), tumor necrosis factor (TNF-α), and interleukins (IL)-1β, -2, -6, and -10. One-way analysis of variance (ANOVA) was applied to the data (p < 0.050). We observed a main effect of group on the nociceptive response (ANOVA: F = 11.60, p < 0.001), where the Ctrl-HS group presented the highest response (p < 0.001). However, nociceptive response was similar among the Ctrl-IS, STZ-IS, and STZ-HS group (p > 0.050). In addition, the highest relative gene expression of TNF-α and IL-6 was found in the masseter of control rats following experimental muscle pain (p < 0.050). In conclusion, the loss of somatosensory function can be observed in deep orofacial tissues of STZ-induced diabetic rats.
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- 2024
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32. Cardiovascular and Renal Effects Induced by Alpha-Lipoic Acid Treatment in Two-Kidney-One-Clip Hypertensive Rats.
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Nascimento DVG, Alencar DF, da Silva MVB, Rocha DG, Roncari CF, Jorge RJB, Alves RS, David RB, Ferreira E Silva WT, Galindo LCM, and de Queiroz TM
- Abstract
α-Lipoic acid (LA) is an antioxidant of endogenous production, also obtained exogenously. Oxidative stress is closely associated with hypertension, which causes kidney injury and endothelial dysfunction. Here, we evaluated the cardiovascular and renal effects of LA in the two-kidney-one-clip (2K1C) hypertension model. The rats were divided into four groups: Sham surgery (Sham), the two-kidneys-one-clip (2K1C) group, and groups treated with LA for 14 days (Sham-LA and 2K1C-LA). No changes were observed in the pattern of food, water intake, and urinary volume. The left/right kidney weight LKw/RKw ratio was significantly higher in 2K1C animals. LA treatment did not reverse the increase in cardiac mass. In relation to vascular reactivity, there was an increase in the potency of phenylephrine (PHE) curve in the hypertensive animals treated with LA compared to the 2K1C group and also compared to the Sham group. Vasorelaxation induced by acetylcholine (Ach) and sodium nitroprusside (SNP) were not improved by treatment with LA. Urea and creatinine levels were not altered by the LA treatment. In conclusion, the morphological changes in the aorta and heart were not reversed; however, the treatment with LA mitigated the contraction increase induced by the 2K1C hypertension.
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- 2024
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33. Metal-contaminated sediment toxicity in a highly impacted Neotropical river: Insights from zebrafish embryo toxicity assays.
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Pires de Almeida TV, Sales CF, Ribeiro YM, Sobjak TM, Bazzoli N, Melo RMC, and Rizzo E
- Subjects
- Animals, Brazil, Biomarkers metabolism, Mining, Zebrafish, Water Pollutants, Chemical toxicity, Water Pollutants, Chemical analysis, Rivers chemistry, Geologic Sediments chemistry, Embryo, Nonmammalian drug effects, Environmental Monitoring methods, Metals, Heavy toxicity, Metals, Heavy analysis
- Abstract
The Fundão dam collapse was one of the largest mining-related disasters globally. It resulted in the release of mining tailings containing heavy metals, which contaminated the Doce River in southeastern Brazil. This study assessed the effects of acute exposure of Danio rerio embryos to sediments contaminated by mine tailings six years after the Fundão dam collapse. The study sites included P2, P3, and P4 in the upper Doce River, as well as site P1 on the Piranga River, an uncontaminated river. Sediment samples were analyzed for 10 metals/metalloid by atomic absorption spectrometry. In the assays, embryos were exposed to sediment from P1-P4 sites, and uncontaminated quartz was used as control sediment. Various biomarkers were applied to assess biological responses, and the integrated biomarker response (IBR) index was calculated for each site. Sediment samples revealed elevated levels of As, Cr, Cu, Hg, and Ni beyond Brazilian legislation limits. At 96-h exposure, embryo mortality rates exceeded 20% in P1, P2, and P3, higher than the control and P4 (p < 0.0001). Hatching rates ranged from 60 to 80% in P1, P2, and P3, lower than the control and P4 (p < 0.001). Larvae exposed to P2 sediment (closest to the Fundão dam) exhibited skeletal, physiological, and sensory malformations. Neurotoxicity was indicated by increased acetylcholinesterase activity and reduced spontaneous movements in embryos exposed to Doce River sediment. Contamination also increased metallothionein and heat shock protein 70 levels, along with changes in cell proliferation and apoptosis. Principal component analysis showed a good correlation between metals/metalloid in the sediment and larval morphometric endpoints. The IBR index highlighted suitable biomarkers for monitoring metal contamination in fish embryos. Overall, our findings suggest that sediment toxicity following the Fundão dam failure may compromise the sustainability of fish communities in the Doce River., Competing Interests: Declaration of competing interest The authors declare that they have no known competing financial interests or personal relationships that could have appeared to influence the work reported in this paper., (Copyright © 2024. Published by Elsevier Ltd.)
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- 2024
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34. Monoamine oxidase-A (MAO-A) low-expression variants and increased risk of Plasmodium vivax malaria relapses.
- Author
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Puça MCSB, Rodrigues DF, Salazar YEAR, Louzada J, Fontes CJF, Daher A, Pereira DB, Fernandes Vieira JL, Carvalho LH, Alves de Brito CF, Gil JP, and Nobrega de Sousa T
- Subjects
- Adult, Female, Humans, Male, Middle Aged, Genotype, Plasmodium vivax genetics, Polymorphism, Genetic, Recurrence, Retrospective Studies, Antimalarials therapeutic use, Cytochrome P-450 CYP2D6 genetics, Cytochrome P-450 CYP2D6 metabolism, Malaria, Vivax drug therapy, Malaria, Vivax genetics, Monoamine Oxidase genetics, Primaquine therapeutic use
- Abstract
Objectives: Primaquine is essential for the radical cure of Plasmodium vivax malaria and must be metabolized into its bioactive metabolites. Accordingly, polymorphisms in primaquine-metabolizing enzymes can impact the treatment efficacy. This pioneering study explores the influence of monoamine oxidase-A (MAO-A) on primaquine metabolism and its impact on malaria relapses., Methods: Samples from 205 patients with P. vivax malaria were retrospectively analysed by genotyping polymorphisms in MAO-A and cytochrome P450 2D6 (CYP2D6) genes. We measured the primaquine and carboxyprimaquine blood levels in 100 subjects for whom blood samples were available on the third day of treatment. We also examined the relationship between the enzyme variants and P. vivax malaria relapses in a group of subjects with well-documented relapses., Results: The median carboxyprimaquine level was significantly reduced in individuals carrying low-expression MAO-A alleles plus impaired CYP2D6. In addition, this group experienced significantly more P. vivax relapses. The low-expression MAO-A status was not associated with malaria relapses when CYP2D6 had normal activity. This suggests that the putative carboxyprimaquine contribution is irrelevant when the CYP2D6 pathway is fully active., Conclusions: We found evidence that the low-expression MAO-A variants can potentiate the negative impact of impaired CYP2D6 activity, resulting in lower levels of carboxyprimaquine metabolite and multiple relapses. The findings support the hypothesis that carboxyprimaquine may be further metabolized through CYP-mediated pathways generating bioactive metabolites that act against the parasite., (© The Author(s) 2024. Published by Oxford University Press on behalf of British Society for Antimicrobial Chemotherapy.)
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- 2024
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35. Endovascular Treatment for Renal Vein Embolism by a Renal Calculus After Percutaneous Nephrolithotomy.
- Author
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Riguetti-Pinto CR, Virgini-Magalhães CE, Carvalho Marchon LR, de Araujo FAP, Alves Machado H, Rodrigues Neto EO, de Araújo-Gomes CF, and Fagundes FB
- Abstract
Purpose: This report presents the endovascular strategies adopted to treat a kidney calculus venous embolism after percutaneous nephrolithotomy and the versatility of endovascular techniques to manage even the most unexpected renovascular complications after urological intervention. According to the literature available in PubMed, Cochrane, SciELO, and Science.gov repositories, this is the first case to our knowledge of renal vein calculus embolism as a complication of percutaneous treatment of kidney stones., Case Report: A 62-year-old woman underwent percutaneous nephrolithotomy to treat a left kidney 2.8-cm staghorn calculi. The stone cracked, leaving a residual fragment in the ureteropelvic junction. Abdominal computed tomography revealed a 0.9-mm extrarenal calculus located inside the left retroaortic renal vein. Calculus was captured using a basket catheter system through a 6F 45-cm sheath positioned in the left common femoral vein (CFV) and accessed by dissection to safely conclude the calculus extraction by venous cut down. The patient was asymptomatically discharged 48 hours after the endovascular procedure, under a rivaroxaban anticoagulation regimen, with no symptoms or renal function impairment until the 6 months of follow-up., Conclusion: The endovascular strategy proposed in this case was effective for calculus rescue and venous flow restoration., Clinical Impact: This case reinforces the adaptability of endovascular therapy in an unexpected scenario. A potentially life-threatening extremely rare adverse event following a common urological procedure could be treated with minimally invasive hybrid treatment, preserving renal function and maintaining venous vascular patency. This report may add a discussion of procedures to manage similar events and bring to the literature a possible strategy to solve the problem., Competing Interests: Declaration of Conflicting InterestsThe author(s) declared no potential conflicts of interest with respect to the research, authorship, and/or publication of this article.
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- 2024
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36. Saccharomyces cerevisiae CCMA 0159 showed a high capacity to inhibit OTA-producing Aspergillus species.
- Author
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das Neves TT, Passamani FRF, de Souza Castro CR, Schwan RF, Batista LR, and Silva CF
- Abstract
The use of yeast to biologically control the production of ochratoxin A, which is caused by filamentous fungal growth, in coffee farms is a promising alternative to conventional methods. However, yeast strains, environmental field conditions, and the chemical composition of grains / fruits can influence the effectiveness of biological control agents. We tested the efficiency of different yeast strains in controlling three species of ochratoxigenic fungi in a coffee-based medium. The reasons and mechanisms behind the varying sensitivities of different Aspergillus species to biological control remains unclear. Aspergillus carbonarius rapidly assimilated carbon sources, giving it an advantage over yeasts in substrate colonisation. Saccharomyces cerevisiae CCMA 0159 inhibited all three fungal species, achieving efficiencies of 74.4%, 100%, and 80.9% against A. carbonarius, A. westerdijkiae, and A. ochraceus, respectively. The strategies employed by S. cerevisiae CCMA 0159 to inhibit the growth of ochratoxigenic fungi included competition, production of fungicidal volatile compounds, and alteration of the substrate's physicochemical properties. Our results indicate that among the yeast isolates tested, S. cerevisiae CCMA 0159 is the most effective in inhibiting ochratoxigenic fungi in coffee, including the more resistant A. carbonarius., (© 2024. The Author(s) under exclusive licence to Sociedade Brasileira de Microbiologia.)
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- 2024
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37. Enhancing genomic prediction with Stacking Ensemble Learning in Arabica Coffee.
- Author
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Nascimento M, Nascimento ACC, Azevedo CF, de Oliveira ACB, Caixeta ET, and Jarquin D
- Abstract
Coffee Breeding programs have traditionally relied on observing plant characteristics over years, a slow and costly process. Genomic selection (GS) offers a DNA-based alternative for faster selection of superior cultivars. Stacking Ensemble Learning (SEL) combines multiple models for potentially even more accurate selection. This study explores SEL potential in coffee breeding, aiming to improve prediction accuracy for important traits [yield (YL), total number of the fruits (NF), leaf miner infestation (LM), and cercosporiosis incidence (Cer)] in Coffea Arabica. We analyzed data from 195 individuals genotyped for 21,211 single-nucleotide polymorphism (SNP) markers. To comprehensively assess model performance, we employed a cross-validation (CV) scheme. Genomic Best Linear Unbiased Prediction (GBLUP), multivariate adaptive regression splines (MARS), Quantile Random Forest (QRF), and Random Forest (RF) served as base learners. For the meta-learner within the SEL framework, various options were explored, including Ridge Regression, RF, GBLUP, and Single Average. The SEL method was able to predict the predictive ability (PA) of important traits in Coffea Arabica. SEL presented higher PA compared with those obtained for all base learner methods. The gains in PA in relation to GBLUP were 87.44% (the ratio between the PA obtained from best Stacking model and the GBLUP), 37.83%, 199.82%, and 14.59% for YL, NF, LM and Cer, respectively. Overall, SEL presents a promising approach for GS. By combining predictions from multiple models, SEL can potentially enhance the PA of GS for complex traits., Competing Interests: Authors AB and EC were employed by the company Embrapa Coffee, Brazilian Agricultural Research Corporation (Embrapa). The remaining authors declare that the research was conducted in the absence of any commercial or financial relationships that could be construed as a potential conflict of interest. The author(s) declared that they were an editorial board member of Frontiers, at the time of submission. This had no impact on the peer review process and the final decision., (Copyright © 2024 Nascimento, Nascimento, Azevedo, Oliveira, Caixeta and Jarquin.)
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- 2024
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38. Functional diversity in human song.
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Colares L, Lopes-Neto RB, Siqueira AS, Leão CF, Castro AF, and Dunck B
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- Humans, Biodiversity, Music
- Abstract
Functional diversity-i.e., the diversity of morphophysiological characteristics of species in a biological community-revolutionized ecology in recent decades, shifting the focus of the field from species to ecosystems. While its ecological applications are known, its adaptability to other disciplines, specifically music, is explored here. We retrieved fourteen characteristics of 12,944 songs by the top 100 artists of the 2010s decade on four streaming platforms. Then, we calculated the three main components of functional diversity-richness, evenness, and divergence-to each artist using probabilistic hypervolumes. Furthermore, we investigated to what extent functional diversity and the traits of an artist, its albums and songs has an effect on their popularity across streaming platforms such as Spotify. High functional richness, where an artist's songs differ greatly sonically, correlated with increased listens of up to 244,300,000. This would lead to estimated profit earnings exceeding $1,000,000 per richness gain. Danceable, highly-energetic, melodic, pop, and, notably, melancholic songs, albums, and artists are more listened to than their counterparts in streaming services. We captured how patterns in human song might reflects the social state of human societies in recent years and demonstrate the potential of applying functional diversity concepts and tools across scientific and economic domains, extending its relevance beyond ecology. By demonstrating applications of state-of-the-art functional diversity metrics using music as a case study, we intent to communicate the often-complex concepts of functional diversity using the familiar realm of music, which is an intrinsic trait of human cultures across the globe., Competing Interests: The authors have declared that no competing interests exist., (Copyright: © 2024 Colares et al. This is an open access article distributed under the terms of the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original author and source are credited.)
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- 2024
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39. Assessment of crAssphage as a biological variable for SARS-CoV-2 data normalization in wastewater surveillance.
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Ribeiro AVC, Mannarino CF, Novo SPC, Prado T, Lermontov A, de Paula BB, Fumian TM, and Miagostovich MP
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- Humans, Bacteriophages genetics, Bacteriophages isolation & purification, RNA, Viral genetics, RNA, Viral analysis, Wastewater-Based Epidemiological Monitoring, SARS-CoV-2 genetics, Wastewater virology, COVID-19, Sewage virology
- Abstract
Aims: This study aimed to assess the use of cross-assembled phage (crAssphage) as an endogenous control employing a multivariate normalization analysis and its application as a severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) data normalizer., Methods and Results: A total of 188 twelve-hour composite raw sewage samples were obtained from eight wastewater treatment plants (WWTP) during a 1-year monitoring period. Employing the N1 and N2 target regions, SARS-CoV-2 RNA was detected in 94% (177) and 90% (170) of the samples, respectively, with a global median of 5 log10 genomic copies per liter (GC l-1). CrAssphage was detected in 100% of the samples, ranging from 8.29 to 10.43 log10 GC l-1, with a median of 9.46 ± 0.40 log10 GC l-1, presenting both spatial and temporal variabilities., Conclusions: Although SARS-CoV-2 data normalization employing crAssphage revealed a correlation with clinical cases occurring during the study period, crAssphage normalization by the flow per capita per day of each WWTP increased this correlation, corroborating the importance of normalizing wastewater surveillance data in disease trend monitoring., (© The Author(s) 2024. Published by Oxford University Press on behalf of Applied Microbiology International.)
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- 2024
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40. Reliability and construct validity of the Craniocervical Flexion Test in patients with migraine.
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Rodrigues A, Carvalho GF, Florencio LL, Martins J, Pinheiro-Araújo CF, Rosa MDD, Dach F, and Bevilaqua-Grossi D
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- Humans, Reproducibility of Results, Neck Pain physiopathology, Female, Surveys and Questionnaires, Range of Motion, Articular, Migraine Disorders physiopathology
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Background: Migraine may be accompanied by several cervical musculoskeletal dysfunctions, for example an altered performance on the Craniocervical Flexion Test (CCFT). However, CCFT measurement properties are still unclear in patients with migraine., Objectives: To determine intra- and inter-examiner reliability, construct validity, standard measurement error (SEM), and minimal detectable change (MDC) of the CCFT in patients with migraine., Methods: Women diagnosed with migraine were considered eligible for this study. Participants were assessed by two examiners for the inter-examiner reliability, and with 7-10 days interval for the intra-examiner reliability. Construct validity was assessed considering headache and neck pain frequency and intensity, and self-reported questionnaires, including the Headache Impact Test - 6 items (HIT-6), the 12-item Allodynia Symptom Checklist/Brazil (ASC-12), and the Neck Disability Index (NDI). In addition, participants performed cervical endurance and maximal voluntary isometric contraction of the cervical flexors., Results: A total of 103 women with migraine were recruited. The intra-examiner reliability was rated as good (ICC= 0.81, 95% CI: 0.73, 0.87), while the inter-examiner reliability was rated as moderate (ICC= 0.55, 95% CI: 0.40, 0.67). The intra and inter-examiner SEM were 1.31 and 1.36 mmHg respectively, and MDC were 3.63 and 3.77 mmHg. The HIT-6 and the cervical endurance flexion test were associated with the CCFT in a multiple linear regression model (p = 0.004, R = 0.35)., Conclusion: The CCFT presents adequate intra- and inter-examiner reliability. Better performance on the CCFT test was associated with better HIT-6 scores and greater cervical endurance time, which was not influenced by the presence of neck pain., Competing Interests: Conflicts of interest The authors declare no conflicts of interest., (Copyright © 2024 Associação Brasileira de Pesquisa e Pós-Graduação em Fisioterapia. Publicado por Elsevier España, S.L.U. All rights reserved.)
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- 2024
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41. Alkaloids (emetine and cephalin) production - affected by full sunlight stress in Carapichea ipecacuanha .
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Moll Hüther C, Ferreira VF, de Carvalho da Silva F, da Costa Santos W, Borella J, Barros de Almeida RD, Correia DM, Duarte GCA, Langaro AC, de Oliveira JR, Azeredo Silva J, Machado TB, de Pinho CF, Reinert F, and Pereira CR
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- Photosynthesis drug effects, Antioxidants chemistry, Alkaloids chemistry, Sunlight, Emetine pharmacology, Chlorophyll A metabolism, Chlorophyll
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This study evaluated the responses of Carapichea ipecacuanha to sunlight stress-induced changes in the electron transport chain and its extended effects on alkaloid production (emetine and cephalin). The treatments consisted of: (i). 50, 70, and 90% shading (controls) and their respective exposure to full sunlight; besides, full sunlight (55 days of direct sun exposure). Photosynthetic pigments, chlorophyll a fluorescence transient, antioxidant enzymatic system, and quantification of cephalin and emetine were analyzed. Several changes in the Chl a fluorescence induction were observed, such as a decline in the quantum yield of the conversion of photochemical energy and photosynthetic performance and; an increase in emetine production of plants exposed to full sunlight. These results demonstrated that ipecac plants are extremely sensitive to full exposure to solar radiation, especially in periods with high temperatures, such as in summer, however with increment in emetine production.
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- 2024
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42. Evaluation of maladaptive beliefs in patients with migraine: measurement properties for three versions (TSK-11, TSK-13, and TSK-17) of the Tampa Scale for Kinesiophobia.
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Tolentino GA, Florencio LL, Pinheiro-Araújo CF, Martins J, Chaves TC, Norato ACC, Dach F, and Bevilaqua-Grossi D
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- Humans, Surveys and Questionnaires, Middle Aged, Psychometrics, Adult, Catastrophization, Phobic Disorders, Reproducibility of Results, Adolescent, Kinesiophobia, Migraine Disorders
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Background: The Tampa Scale for Kinesiophobia (TSK) is one of the most frequently employed instruments for assessing maladaptive beliefs about pain, injury, and movement in patients with chronic musculoskeletal pain. However, the measurement properties of this tool have so far not been tested for individuals with migraine., Objective: To evaluate the structural, construct, and criterion validity, and the internal consistency for three versions (TSK-11, TSK-13, and TSK-17) of the TSK for patients with migraine., Methods: A total of 113 individuals aged between 18 and 55 years old with migraine diagnosis were included. All participants completed the TSK with 17 items, the Fear-Avoidance Beliefs Questionnaire, the Headache Impact Test, and the Pain Catastrophizing Scale questionnaires. Confirmatory factor analysis was used to assess the structural validity of the TSK, and Cronbach's α was used to assess internal consistency. For construct and criterion validity, the Spearman's correlation was calculated., Results: The TSK structure with one factor and the 17, 13, or 11 items versions were suitable, with suitable values in all fit indices related to structural validity. The three versions showed acceptable internal consistency (α = 0.75). All TSK versions showed moderate positive correlation with the other questionnaires (rho range= 0.31-0.63), confirming most of the predefined hypothesis for the construct validity. Also, the criterion validity of the 13-item and 11-item versions was confirmed (rho=0.95 and rho=0.94, respectively)., Conclusion: All versions of the TSK demonstrated good measurement properties in the assessment of maladaptive beliefs about pain, injury, and movement in individuals with migraine., Competing Interests: Conflicts of interest The authors declare no conflicts of interest., (Copyright © 2024 Associação Brasileira de Pesquisa e Pós-Graduação em Fisioterapia. Publicado por Elsevier España, S.L.U. All rights reserved.)
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- 2024
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43. Screening of Candida spp. in wastewater in Brazil during COVID-19 pandemic: workflow for monitoring fungal pathogens.
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Corrêa-Moreira D, da Costa GL, de Lima Neto RG, Pinto T, Salomão B, Fumian TM, Mannarino CF, Prado T, Miagostovich MP, de Souza Ramos L, Souza Dos Santos AL, and Oliveira MME
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- Brazil epidemiology, Humans, SARS-CoV-2 genetics, SARS-CoV-2 isolation & purification, Biofilms, Environmental Monitoring methods, Pandemics, Wastewater microbiology, Wastewater virology, Candida isolation & purification, Candida genetics, Candida classification, COVID-19 epidemiology, COVID-19 virology, Workflow
- Abstract
Fungal diseases are often linked to poverty, which is associated with poor hygiene and sanitation conditions that have been severely worsened by the COVID-19 pandemic. Moreover, COVID-19 patients are treated with Dexamethasone, a corticosteroid that promotes an immunosuppressive profile, making patients more susceptible to opportunistic fungal infections, such as those caused by Candida species. In this study, we analyzed the prevalence of Candida yeasts in wastewater samples collected to track viral genetic material during the COVID-19 pandemic and identified the yeasts using polyphasic taxonomy. Furthermore, we investigated the production of biofilm and hydrolytic enzymes, which are known virulence factors. Our findings revealed that all Candida species could form biofilms and exhibited moderate hydrolytic enzyme activity. We also proposed a workflow for monitoring wastewater using Colony PCR instead of conventional PCR, as this technique is fast, cost-effective, and reliable. This approach enhances the accurate taxonomic identification of yeasts in environmental samples, contributing to environmental monitoring as part of the One Health approach, which preconizes the monitoring of possible emergent pathogenic microorganisms, including fungi., (© 2024. The Author(s).)
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- 2024
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44. Standardization use of the international classification of functioning, disability and health in the determination of health status in patients with post-acute COVID-19 syndrome.
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Costa ACGD, Martins TF, da Silva VZM, Leite CF, Castro SS, Cipriano G Jr, and Cipriano GFB
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Purpose: To propose a standardized method for the use of the International Classification of Functioning, Disability and Health (ICF) to describe the health status in Post-Acute COVID-19 Syndrome (PACS) and investigate interrater agreement in the linking process in instruments and clinical exams using the ICF categories., Materials and Methods: Cross-sectional and interrater agreement study that followed the Guidelines for Reporting Reliability and Agreement Studies. Two raters performed the linking coding process in instruments of quality of life, anxiety and depression, fatigue and pulmonary function, inspiratory muscle strength and cardiopulmonary exercise testing. The codes were qualified by standards defined to each instrument and exams., Results: The instrument with the lowest Cohen's Kappa coefficient was anxiety and depression ( k = 0.57). Forty ICF codes were linked to clinical instruments and exams. The fatigue instrument presented a higher degree of disability by the qualification process, from severe to complete, in the linked codes., Conclusion: The study presents a standardized method for the assessment of the health status of patients with PACS through ICF. Restriction in work performance, socialization and family relationships as well as disabilities in physical endurance, fatigue and exercise tolerance were found in the sample. The agreement between the raters was moderate to perfect, demonstrating that the method can be reproducible.
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- 2024
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45. Histological Evaluation of Alveolar Ridge Preservation Using Different Bone Grafts: Clinical Study Analysis Part II.
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Jafarian J, Shahrabi-Farahani S, Ferreira CF, Stewart CW, and Luepke P
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- Humans, Polytetrafluoroethylene, Alveolar Bone Loss prevention & control, Male, Animals, Middle Aged, Alveolar Process pathology, Female, Collagen, Tooth Socket surgery, Tooth Socket pathology, Osteogenesis physiology, Bone Transplantation methods, Alveolar Ridge Augmentation methods
- Abstract
To compare histologically the percentage of bone formation 12-20 weeks after ridge augmentation using 2 different techniques. Tooth loss is associated with 3-dimensional bone remodeling and ridge atrophy. Ridge preservation procedures can prevent alveolar bone volume loss. Different techniques and materials are used to preserve the alveolar ridge. Computer-generated randomization software was used to assign 2 ridge preservation techniques for 11 extraction sites. In group I, type I bovine Achilles tendon collagen plugs with bioactive resorbable calcium apatite crystals (CPCAC) were placed, and in group II, cortico-cancellous bone chips (CCBC) mix and an expanded polytetrafluoroethylene (ePTFE) barrier membrane were placed. The histomorphometric studies were performed using a computer-based image analysis system (ImageJ 1.4, National Institute of Health, Bethesda, Md) to calculate the pixel area of bone tissue and the remaining bone graft material. The histomorphometric data were analyzed using a Student t test to compare the measurements between the 2 experimental groups. This parametric statistical test was employed to determine if there were any statistically significant differences in the quantitative histological parameters between the groups. The sockets that received CPCAC showed a lower (31.89%) percentage of native bone surface area compared with the CCBC group (43.87%). However, the difference was not statistically significant (P < .05). In addition, the CPCAC group showed evidence of foreign-body reaction. The CCBC graft covered with an ePTFE barrier may induce more bone formation with minimal inflammation in an extraction socket compared with a collagen plug with calcium apatite crystals. In addition, histological analysis of the CPCAC graft showed evidence of foreign-body reaction, which indicates a negative clinical impact.
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- 2024
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46. Could an increased risk of obstructive sleep apnoea be one of the determinants associated with disability in individuals with cardiovascular and cerebrovascular diseases?
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de Lima EA, Castro SS, Viana-Júnior AB, Sobreira-Neto MA, and Leite CF
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- Humans, Female, Male, Middle Aged, Cross-Sectional Studies, Aged, Disability Evaluation, Adult, Risk Factors, Comorbidity, Sleep Apnea, Obstructive epidemiology, Sleep Apnea, Obstructive diagnosis, Cardiovascular Diseases epidemiology, Cerebrovascular Disorders epidemiology
- Abstract
Purpose: To investigate a possible association between the risk of obstructive sleep apnoea (OSA) and disability in individuals with cardiovascular or cerebrovascular diseases., Methods: Cross-sectional study was conducted with 373 individuals (313 with cardiovascular or cerebrovascular diseases and 60 healthy). Disability was assessed by the 12-item World Health Organization Disability Assessment Schedule (WHODAS), and the risk of OSA was assessed by STOP-BANG. Anxiety and depression symptoms, daytime sleepiness, and cognition were assessed by the Hospital Anxiety and Depression Scale (HADS), Epworth Sleepiness Scale (ESS), and Mini Mental State Examination (MMSE)., Results: Greater disability was found in individuals with intermediate or high risk of OSA, considering healthy individuals (p=0.03), or individuals diagnosed with arrhythmia (p<0.01) or coronary artery disease (p=0.04). A high risk of OSA and higher WHODAS scores was significant among women as well as between OSA risk categories (p<0.01). Cognitive deficit and level of education also showed differences between OSA risk categories. Age, depression, and sleepiness were also associated with the subjects' disability (p<0.01). Gamma regression model showed higher WHODAS scores in female, in those with intermediate and high risk of OSA, and in those with depressive symptoms and cognitive deficit. Age also showed a correlation with higher WHODAS scores. The presence of all investigated cardio and cerebrovascular diseases showed an increase in the WHODAS score, implying a greater disability compared to healthy individuals., Conclusion: Moderate and high risk of OSA is associated with disability, as well as gender, age, depressive symptoms, cognitive deficit, and cardiovascular diseases., (© 2024. The Author(s), under exclusive licence to Springer Nature Switzerland AG.)
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- 2024
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47. Applicability of Traps for Collecting Mosquito Immatures (Diptera: Culicidae) for Entomological Surveillance of Arbovirus Vectors in a Remnant of the Atlantic Forest, Rio de Janeiro State, Brazil.
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Dias R, de Mello CF, Silva SOF, Gil-Santana HR, Carbajal-de-la-Fuente AL, and Alencar J
- Abstract
Diverse larval habitats significantly influence female mosquito oviposition. Utilizing traps that simulate these habitats is helpful in the study of the bioecology and characteristics of pathogen-transmitting species during oviposition. This study evaluated the feasibility of different traps in natural environments by comparing sampling methods and detecting the oviposition of epidemiologically important mosquitoes, with emphasis on Haemagogus species, in a fragment of the Atlantic Forest in Silva Jardim, Rio de Janeiro State, Brazil. Monthly collections were conducted from March 2021 to October 2023 using four types of traps: plastic containers, tires, bamboo, and sapucaia. Immatures were collected from these traps using a pipette, placed in plastic bags, and transported to the laboratory. Tire was the most efficient trap, showing the highest mosquito abundance (n = 1239) and number of species (S = 11). Conversely, the plastic container trap exhibited the lowest diversity (H = 0.43), with only two species and a low mosquito abundance (n = 26). The bamboo trap captured six species and recorded the second-highest diversity index (H = 1.04), while the sapucaia trap captured five species and had the third-highest diversity index (H = 0.91). Of the total immatures collected, 1817 reached adulthood, comprising 13 species, two of which are vectors of the sylvatic yellow fever virus: Haemagogus leucocelaenus and Haemagogus janthinomys . In conclusion, detecting key vectors of the sylvatic yellow fever virus in Brazil highlights the need for ongoing entomological and epidemiological surveillance in the study area and its vicinity. These efforts are crucial for monitoring vector presence and activity, identifying potential transmission hotspots, and devising effective control and prevention strategies.
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- 2024
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48. Effects of Increasing Glycerin Levels in Broiler Chickens.
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Carvalho EA, Silva WJD, Rodrigues DR, Santos LFD, Rezende CF, Vieites FM, Santos FRD, Silva FG, and Minafra CS
- Abstract
Glycerin contributes to the animal's energy metabolism as an important structural component of triglycerides and phospholipids. The present study was carried out to evaluate the effect of replacing corn with 0, 5, 10, and 15% of glycerin in terms of performance, digestibility, carcass yield, relative weights of gastrointestinal tract (GIT) organs, and nutrient metabolism. Four hundred chickens (40.0 g ± 0.05 g) were distributed in a completely randomized design with four treatments and five replicates. Growth parameters were measured at 7, 14, 21, and 42 days. Digestibility of crude protein and fat, carcass yield, relative weights of GIT organs, and biochemical blood profile were measured. The results were subject to an analysis of variance by Tukey's HSD test ( p > 0.05). The inclusion of 5%, 10%, or 15% of glycerin did not influence performance or affect the crude protein and fat digestibility in broilers ( p > 0.05) when compared to that of the basal (0%) diet. Similarly, the supplementation of glycerin levels showed no significant influence ( p > 0.05) on the relative GIT organ weights, carcass yield, or nutrient metabolism. Thus, we concluded that glycerin may be included in the broilers' diets in rations of up to 15%.
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- 2024
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49. Esthetic Crown Lengthening and Minimally Invasive Laminate Veneers to Resolve Altered Passive Eruption.
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Ferreira CF, Magalhães EB, and Zini B
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Background: Altered passive eruption (APE) in the esthetic zone can be an esthetic concern to the patient. To restore adequate crown dimensions, crown lengthening procedures may be necessary., Methods: The present case is a report of a patient with an unsatisfied smile due to a complaint of short clinical crowns. The periodontal diagnosis was APE and deviated maxillary anterior midline. A mock-up was made to assist the provider in evaluating the patient's esthetic concerns and acceptance of the proposed treatment plan., Results: Esthetic crown lengthening and ultrathin ceramic laminate veneers were used to treat an APE type I subdivision B, resulting in a gingival display reduction and in final PES/WES scores of 10., Conclusion: The use of periodontal plastic surgery in conjunction with ultrathin ceramic laminate veneers was mandatory to restore an unesthetic smile. The proposed treatment reduced the gingival display significantly and increased the crown height to length proportions reaching an esthetic smile and patient satisfaction., Competing Interests: The authors declare that they have no conflicts of interest., (Copyright © 2024 Cimara Fortes Ferreira et al.)
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- 2024
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50. A Single-Short Partial Reprogramming of the Endothelial Cells decreases Blood Pressure via attenuation of EndMT in Hypertensive Mice.
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Pernomian L, Waigi EW, Nguyen V, Mohammed AD, da Costa TJ, Fontes MT, Kubinak JL, Aitken A, Biancardi VC, Sinclair DA, McCarthy CG, Wang Y, Tan W, and Wenceslau CF
- Abstract
Background: Small artery remodeling and endothelial dysfunction are hallmarks of hypertension. Growing evidence supports a likely causal association between cardiovascular diseases and the presence of endothelial-to-mesenchymal transition (EndMT), a cellular transdifferentiation process in which endothelial cells (ECs) partially lose their identity and acquire additional mesenchymal phenotypes. EC reprogramming represents an innovative strategy in regenerative medicine to prevent deleterious effects induced by cardiovascular diseases., Methods: Using a partial reprogramming of ECs, via overexpression of Oct-3/4, Sox-2, and Klf-4 (OSK) transcription factors, we aimed to bring ECs back to a youthful phenotype in hypertensive mice. Primary ECs were infected with lentiviral vectors (LV) containing the specific EC marker cadherin 5 (Cdh5) and the fluorescent reporter enhanced green fluorescence protein (EGFP) with empty vector (LVCO) or with OSK (LV-OSK). Confocal microscopy and western blotting analysis were used to confirm the OSK overexpression. Cellular migration, senescence, and apoptosis were evaluated. Human aortic ECs (HAoECs) from male and female normotensive and hypertensive patients were analyzed after OSK or control treatments for their endothelial nitric oxide synthase (eNOS) levels, nitric oxide (NO), and genetic profile. Male and female normotensive (BPN/3J) and hypertensive (BPH/2J) mice were treated with an intravenous (i.v.) injection of LVCO or LV-OSK and evaluated 10 days post-infection. The blood pressure, cardiac function, vascular reactivity of small arteries, in vivo EGFP signal and EndMT inhibition were analyzed., Results: OSK overexpression induced partial EC reprogramming in vitro , and these cells showed endothelial progenitor cell (EPC)-like features with lower migratory capability. OSK treatment of hypertensive BPH/2J mice normalized blood pressure and resistance arteries hypercontractility, via the attenuation of EndMT and elastin breaks. EGFP signal was detected in vivo in the prefrontal cortex of both BPN/3J and BPH/2J-treated mice, but OSK induced angiogenesis only in male BPN/3J mice. OSK-treated human ECs from hypertensive patients showed high eNOS activation and NO production, with low ROS formation. Single-cell RNA analysis showed that OSK alleviated EC senescence and EndMT, restoring their phenotypes in human ECs from hypertensive patients., Conclusion: Overall, these data indicate that OSK treatment and EC reprogramming can decrease blood pressure and reverse hypertension-induced vascular damage.
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- 2024
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