32 results on '"Campos JC"'
Search Results
2. How the Ecology of Calcified Red Macroalgae is Investigated under a Chemical Approach? A Systematic Review and Bibliometric Study.
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De Souza Coração AC, Gomes BA, Chyaromont AM, Lannes-Vieira ACP, Gomes APB, Lopes-Filho EAP, Leitão SG, Teixeira VL, and De Paula JC
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- Bibliometrics, Seaweed chemistry, Seaweed metabolism, Seaweed physiology, Rhodophyta chemistry, Rhodophyta physiology, Rhodophyta metabolism
- Abstract
Characteristics such as calcareous morphology and life cycle are used to understand the ecology of calcified rhodophytes. However, there is limited information regarding their chemical profiles and biological activities. Therefore, a systematic review (PRISMA) was conducted to assess the influence of the chemistry of calcareous rhodophytes on ecological interactions in the marine environment. The keywords used were: ["Chemical AND [Ecology OR Interaction OR Response OR Defense OR Effect OR Cue OR Mediated OR Induce]"] AND ["Red Seaweed" OR "Red Macroalgae" OR Rhodophy?] AND [Calcified OR Calcareous] in Science Direct, Scielo, PUBMED, Springer, Web of Science, and Scopus. Only English articles within the proposed theme were considered. Due to the low number of articles, another search was conducted with three classes and 16 genera. Finally, 67 articles were considered valid. Their titles, abstracts, and keywords were analyzed using IRaMuTeQ through factorial, hierarchical and similarity classification. Most of the studies used macroalgae thallus to evaluate chemical mediation while few tested crude extracts. Some substances were noted as sesquiterpene (6-hydroxy-isololiolide), fatty acid (heptadeca5,8,11-triene) and dibromomethane. The articles were divided into four classes: Herbivory, Competition, Settlement/Metamorphosis, and Epiphytism. Crustose calcareous algae were associated with studies of Settlement/Metamorphosis, while calcified algae were linked to herbivory. Thus, the importance of chemistry in the ecology of these algae is evident,and additional studies are needed to identify the substances responsible for ecological interactions. This study collected essential information on calcified red algae, whose diversity appears to be highly vulnerable to the harmful impacts of ongoing climate change., (© 2024. The Author(s), under exclusive licence to Springer Science+Business Media, LLC, part of Springer Nature.)
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- 2024
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3. Prevalence and associated factors of mother-reported jaundice in newborns.
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Cella A, Campos JC, Colaiácovo Í, Cremona-Parma GO, Traebert E, and Traebert J
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- Humans, Infant, Newborn, Female, Prevalence, Cross-Sectional Studies, Pregnancy, Risk Factors, Male, Brazil epidemiology, Adult, Socioeconomic Factors, Mothers statistics & numerical data, Young Adult, Jaundice, Neonatal epidemiology
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Objective: Newborns' jaundice is the result of bilirubin accumulation as fetal hemoglobin is metabolized by the immature liver. This study aimed to estimate the prevalence of mother-reported newborn jaundice and associated factors., Methods: A cross-sectional study was carried out using data from a longitudinal study involving 914 children. The data were reviewed using Poisson regression with a robust estimator in a hierarchical model in which the sociodemographic variables constituted the first level, those related to the conditions of the pregnancy constituted the second level, and those related to the report of jaundice, the third level. Prevalence ratios and their relevant confidence intervals were estimated., Results: The prevalence of reported jaundice in newborns was 17.9%. The variables late pregnancy, urinary infection during pregnancy, and preterm and post-term birth were independently statistically associated with a higher prevalence of newborn jaundice reports., Conclusion: We can conclude that mother-reported newborn jaundice was 17.9% associated with maternal and birth aspects.
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- 2024
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4. Whole genome sequencing data of Klebsiella pneumoniae Ch1-39 isolated from chili powder.
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Navarro MPM, Bernal MAE, Rodríguez ALV, Bernal DAF, López JEJ, Gutiérrez MCG, De León KIL, Gaimez BIC, Gutiérrez DGG, Jilote ADB, Lopez MAR, Flores JLH, and Guillén JC
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Klebsiella pneumoniae Ch1-39 was isolated from chili powder elaborated at San Luis Potosí, México. This microorganism can be found in diverse ecological niches as water, soil, air, plants and hospital setting, it is considered as a relevant opportunistic pathogen causing several diseases and showing increasingly multi-resistance to antibiotics. The genome was sequenced on the Illumina NovaSeq platform and bioinformatic analyses were made at the Bacterial and Viral Bioinformatics Resource Center (BV-BRC). The genome consisted of 72 contigs with a total size of 5,410,125 bp, 5,361 protein coding sequences (CDS), a total of 6 rRNA and 76 tRNA with an average G + C content of 57.22 %. The genome data was deposited at National Center for Biotechnology Information (NCBI) under accession number Bioproject ID PRJNA1062060, Bio Sample ID SAMN40269967. The genome accession number was JBAWUH000000000., (© 2024 The Author(s).)
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- 2024
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5. The impact of using the levonorgestrel-releasing intrauterine device on the incidence of acne in adolescents and young women.
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Oliveira ECF, Senra JC, and Rocha ALL
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- Humans, Female, Adolescent, Young Adult, Incidence, Adult, Cross-Sectional Studies, Levonorgestrel administration & dosage, Levonorgestrel adverse effects, Intrauterine Devices, Medicated adverse effects, Acne Vulgaris epidemiology, Contraceptive Agents, Female administration & dosage, Contraceptive Agents, Female adverse effects
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Purpose: To evaluate the impact of levonorgestrel-releasing intrauterine device (LNG-IUD) use on the incidence of acne in adolescents and young women., Methods: A narrative review was conducted in PubMed, Embase, Cochrane, and SciELO assessing the incidence of acne in adolescents and young women using LNG-IUD (13.5, or 19.5 mg, or 52 mg). Cohort, cross-sectional studies, clinical trials, and meta-analyses were included, without a date limit. Studies that didn't evaluate women in the age of interest were excluded. Only articles in English were selected., Results: Nine articles were included in this narrative review. Only clinical trials, cohort studies, and cross-sectional studies were evaluated. Two cross-sectional studies evaluated the incidence of acne in women using any contraceptive methods, with the incidence of acne being 36% in women aged 17 to 47 using LNG-IUD in one study. In another study, acne incidence ranged from 2 to 8% in women using any contraceptive methods, with higher rates in younger women and LNG-IUD users. The incidence of acne varies and participants between 16 to 35 years were more likely to report new acne or worsening of pre-existing acne. In a prospective cohort study of women between 16 and 24 years, acne was a common adverse effect, with 44% in the first year., Conclusion: The data indicate variability in the incidence of acne among LNG-IUD users, with a higher prevalence observed in younger women. Further research should focus on the effects of LNG-IUD on acne in young populations, with rigorous study designs and consideration of previous contraceptive use.
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- 2024
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6. Chronic cannabidiol treatment induces cardiovascular improvement in renovascular hypertensive rats.
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Flôr AFL, Duarte-Maia S, Fernandes-Costa F, Souza RMP, Braga VA, do Amaral SL, Mascarenhas SR, Brito-Alves JL, Colombari DSA, and Cruz JC
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Background: Cannabidiol (CBD) is increasingly studied for its therapeutic potential in neurodegenerative diseases. Previous research on acute CBD administration has demonstrated cardiovascular benefits in hypertensive rats, including reduced mean blood pressure and oxidative stress., Aim: To investigate the long-term cardiovascular effects of chronic CBD treatment in renovascular hypertension induced by the 2-kidney-1-clip (2K1C) model., Methods: Male Wistar rats (180-200 g, 8 weeks old) underwent 2K1C or SHAM surgery. Six weeks later, rats received chronic CBD treatment (20 mg/kg, twice daily for 14 days). A combination of ex vivo, in vitro, and in vivo methods was used to assess CBD's cardiovascular effects in 2K1C hypertensive rats., Results: Chronic CBD treatment significantly reduced blood pressure and the depressor response to hexamethonium (a ganglionic blocker). It also normalized variability in low-frequency (LF) power and LF/high-frequency (HF) ratio. CBD enhanced vasodilation and reduced vasoconstriction in the mesenteric artery of 2K1C rats, accompanied by decreased expression of aortic reactive oxygen species (ROS)., Conclusion: Our findings suggest that chronic CBD treatment exerts antihypertensive effects by improving baroreflex sensitivity and vascular function while decreasing arterial ROS levels and sympathetic nerve activity. These results underscore CBD's potential therapeutic role in managing cardiovascular complications associated with renovascular hypertension., (Copyright © 2024 Wolters Kluwer Health, Inc. All rights reserved.)
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- 2024
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7. Prevalence of current smoking and associated factors in older adults in Brazil.
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Machado JAD, Fantin JV, Campos JC, Traebert E, Oliveira C, and Traebert J
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- Humans, Brazil epidemiology, Male, Female, Middle Aged, Cross-Sectional Studies, Prevalence, Aged, Risk Factors, Age Factors, Sex Factors, Sex Distribution, Age Distribution, Smoking epidemiology, Socioeconomic Factors
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Objective: The aim of this study was to estimate the prevalence of current smoking and its associated factors in adults aged 50 years and older in Brazil., Methods: This cross-sectional study utilized data from the ELSI-Brazil study, encompassing 9,412 adults aged 50 years or over. A multivariate model using Poisson regression with a robust estimator was employed, estimating prevalence ratios and their 95% confidence intervals., Results: The prevalence of current smoking was 17.04%. It was positively and independently associated with male gender, age up to 62 years, living without a partner, illiteracy, chronic obstructive pulmonary disease, depression, poor or very poor sleep quality, and alcohol intake more than once a month. Conversely, systemic arterial hypertension, hypercholesterolemia, diabetes mellitus, and repetitive strain injuries showed an inverse and independent association with current smoking., Conclusion: The prevalence of current smoking among adults over 50 years old in Brazil was approximately 17%, with associations found with certain sociodemographic conditions and self-reported comorbidities.
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- 2024
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8. The impact of metastatic sites on survival Rates and predictors of extended survival in patients with metastatic pancreatic cancer.
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Levine JM, Rompen IF, Franco JC, Swett B, Kryschi MC, Habib JR, Diskin B, Hewitt DB, Sacks GD, Kaplan B, Berman RS, Cohen SM, Wolfgang CL, and Javed AA
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- Survival Rate, Humans, Male, Female, Adult, Middle Aged, Aged, Neoplasm Metastasis, Kaplan-Meier Estimate, Neoplasm Staging, Lymphatic Metastasis, Prognosis, Pancreatic Neoplasms mortality, Pancreatic Neoplasms pathology, Carcinoma, Pancreatic Ductal mortality, Carcinoma, Pancreatic Ductal pathology, Lung Neoplasms mortality, Lung Neoplasms secondary, Brain Neoplasms mortality, Brain Neoplasms secondary, Liver Neoplasms mortality, Liver Neoplasms secondary
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Background Objectives: The aim of this study was to determine the role of site-specific metastatic patterns over time and assess factors associated with extended survival in metastatic PDAC. Half of all patients with pancreatic ductal adenocarcinoma (PDAC) present with metastatic disease. The site of metastasis plays a crucial role in clinical decision making due to its prognostic value., Methods: We examined 56,757 stage-IV PDAC patients from the National Cancer Database (2016-2019), categorizing them by metastatic site: multiple, liver, lung, brain, bone, carcinomatosis, or other. The site-specific prognostic value was assessed using log-rank tests while time-varying effects were assessed by Aalen's linear hazards model. Factors associated with extended survival (>3years) were assessed with logistic regression., Results: Median overall survival (mOS) in patients with distant lymph node-only metastases (9.0 months) and lung-only metastases (8.1 months) was significantly longer than in patients with liver-only metastases (4.6 months, p < 0.001). However, after six months, the metastatic site lost prognostic value. Logistic regression identified extended survivors (3.6 %) as more likely to be younger, Hispanic, privately insured, Charlson-index <2, having received chemotherapy, or having undergone primary or distant site surgery (all p < 0.001)., Conclusion: While synchronous liver metastases are associated with worse outcomes than lung-only and lymph node-only metastases, this predictive value is diminished after six months. Therefore, treatment decisions beyond this time should not primarily depend on the metastatic site. Extended survival is possible in a small subset of patients with favorable tumor biology and good conditional status, who are more likely to undergo aggressive therapies., Competing Interests: Declaration of competing interest There are no conflicts of interest for any of the authors., (Copyright © 2024 IAP and EPC. Published by Elsevier B.V. All rights reserved.)
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- 2024
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9. Dual-Task Performance in Individuals With Chronic Obstructive Pulmonary Disease: A Systematic Review With Meta-Analysis.
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Pasten JG, Aguayo JC, Aburto J, Araya-Quintanilla F, Álvarez-Bustos A, Valenzuela-Fuenzalida JJ, Camp PG, and Sepúlveda-Loyola W
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- Humans, Cognition physiology, Task Performance and Analysis, Aged, Middle Aged, Pulmonary Disease, Chronic Obstructive physiopathology
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Background: Chronic obstructive pulmonary disease (COPD) is characterized by important extrapulmonary alterations that could affect the performance in dual task (DT) (motor and cognitive tasks executed simultaneously), which is defined as DT interference (DTI). Objective: To compare the performance of DT between individuals with COPD and healthy control subjects (HCSs). Methods: The literature search was conducted in seven databases (Medline, Scopus, Web of Science, PEDro, SciELO, LILACS, and Google Scholar) up to December 2023, including studies published in English, Spanish, or Portuguese. Studies with individuals diagnosed with COPD older than 60 years, who were evaluated with any DT assessment, and compared with HCS were included. The quality of the studies was evaluated using the risk of bias in nonrandomized studies of interventions (ROBINS-I). The meta-analysis was performed with JAMOVI software 5.4. The study protocol was registered on PROSPERO (CRD42023435212). Results: From a total of 128 articles, 5 observational studies were selected in this review, involving 252 individuals aged between 60 and 80 years, from France, Italy, Canada, Turkey, and Belgium. Notable DTI was observed in individuals with COPD compared to HCS (standard mean difference [SMD] = 0.91; 95% confidence interval (CI) 0.06-1.75, p = 0.04). Individuals with COPD had impaired gait speed, balance control, muscle strength, and cognitive interference during DT compared to HCS. DT assessment protocols included different combination of motor and cognitive tasks, using functional test, gait analysis, and muscle strength paired with countdown and verbal fluency tasks. Studies presented low ( n = 2), moderate ( n = 1), and serious ( n = 2) overall risk of bias. Conclusion: Older adults diagnosed with COPD exhibited a significant DTI compared to HCSs, which is characterized by poorer physical and cognitive performance during DT execution. These findings highlight the importance of incorporating DT assessments into clinical practice for individuals with COPD., Competing Interests: The authors declare no conflicts of interest., (Copyright © 2024 Joselyn González Pasten et al.)
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- 2024
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10. Antimicrobial effects of surface pre-reacted glass-ionomer (S-PRG) eluate against oral microcosm biofilm.
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Garcia MT, Namba AM, do Carmo PHF, Pedroso LLC, de Lima PMN, Gonçale JC, and Junqueira JC
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- Humans, Streptococcus mutans drug effects, Streptococcus mutans growth & development, Anti-Infective Agents pharmacology, Mouthwashes pharmacology, Lactic Acid pharmacology, Glass Ionomer Cements pharmacology, Glass Ionomer Cements chemistry, Acrylic Resins pharmacology, Acrylic Resins chemistry, Streptococcus drug effects, Streptococcus physiology, Surface Properties, Silicon Dioxide, Biofilms drug effects, Mouth microbiology
- Abstract
This study investigated the antimicrobial activity of surface pre-reacted glass ionomer eluate (S-PRG) against oral microcosm biofilms collected from the oral cavity of patients. Dental biofilm samples were collected from three volunteers to form microcosm biofilms in vitro . Initially, screening tests were carried out to determine the biofilm treatment conditions with S-PRG eluate. The effects of a daily treatment for 5 min using three microcosm biofilms from different patients was then evaluated. For this, biofilms were formed on tooth enamel specimens for 120 h. Biofilms treated with 100% S-PRG for 5 min per day for 5 days showed a reduction in the number of total microorganisms, streptococci and mutans streptococci. SEM images confirmed a reduction in the biofilm after treatment. Furthermore, S-PRG also reduced lactic acid production. It was concluded that S-PRG eluate reduced the microbial load and lactic acid production in oral microcosm biofilms, reinforcing its promising use as a mouthwash agent.
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- 2024
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11. Cardiac troponin I directly binds and inhibits mitochondrial ATP synthase with a noncanonical role in the post-ischemic heart.
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Elezaby A, Lin AJ, Vijayan V, Pokhrel S, Kraemer BR, Bechara LRG, Larus I, Sun J, Baena V, Syed ZA, Murphy E, Glancy B, Ostberg NP, Queliconi BB, Campos JC, Ferreira JCB, Haileselassie B, and Mochly-Rosen D
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- Animals, Humans, Male, Mice, Rats, Adenosine Triphosphate metabolism, Disease Models, Animal, HEK293 Cells, Mice, Inbred C57BL, Mitochondrial Permeability Transition Pore metabolism, Myocardial Ischemia metabolism, Myocardial Reperfusion Injury metabolism, Myocardial Reperfusion Injury pathology, Oxidative Stress drug effects, Protein Binding, Mitochondria, Heart metabolism, Mitochondrial Proton-Translocating ATPases metabolism, Troponin I metabolism
- Abstract
Cardiac troponin I (cTnI) is a key regulator of cardiomyocyte contraction. However, its role in mitochondria is unknown. Here we show that cTnI localized to mitochondria in the heart, inhibited mitochondrial functions when stably expressed in noncardiac cells and increased the opening of the mitochondrial permeability transition pore under oxidative stress. Direct, specific and saturable binding of cTnI to F
1 FO -ATP synthase was demonstrated in vitro using immune-captured ATP synthase and in cells using proximity ligation assay. cTnI binding doubled ATPase activity, whereas skeletal troponin I and several human pathogenic cTnI variants associated with familial hypertrophic cardiomyopathy did not. A rationally designed peptide, P888, inhibited cTnI binding to ATP synthase, inhibited cTnI-induced increase in ATPase activity in vitro and reduced cardiac injury following transient ischemia in vivo. We suggest that cTnI-bound ATP synthase results in lower ATP levels, and releasing this interaction during cardiac ischemia-reperfusion may increase the reservoir of functional mitochondria to reduce cardiac injury., (© 2024. The Author(s), under exclusive licence to Springer Nature Limited.)- Published
- 2024
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12. Dynamic shifts of functional diversity through climate-resilient strategies and farmland restoration in a mountain protected area.
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Campos JC, Alírio J, Arenas-Castro S, Duarte L, Garcia N, Regos A, Pôças I, Teodoro AC, and Sillero N
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- Animals, Forests, Climate, Biodiversity, Conservation of Natural Resources, Ecosystem, Farms
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Land-use land-cover (LULC) change contributes to major ecological impacts, particularly in areas undergoing land abandonment, inducing modifications on habitat structure and species distributions. Alternative land-use policies are potential solutions to alleviate the negative impacts of contemporary tendencies of LULC change on biodiversity. This work analyzes these tendencies in the Montesinho Natural Park (Portugal), an area representative of European abandoned mountain rural areas. We built ecological niche models for 226 species of vertebrates (amphibians, reptiles, birds, and mammals) and vascular plants, using a consensus modelling approach available in the R package 'biomod2'. We projected the models to contemporary (2018) and future (2050) LULC scenarios, under four scenarios aiming to secure relevant ecosystem services and biodiversity conservation for 2050: an afforestation and a rewilding scenario, focused on climate-smart management strategies, and a farmland and an agroforestry recovery scenario, based on re-establishing human traditional activities. We quantified the influences of these scenarios on biodiversity through species habitat suitability changes for 2018-2050. We analyzed how these management strategies could influence indices of functional diversity (functional richness, functional evenness and functional dispersion) within the park. Habitat suitability changes revealed complementary patterns among scenarios. Afforestation and rewilding scenarios benefited more species adapted to habitats with low human influence, such as forests and open woodlands. The highest functional richness and dispersion was predicted for rewilding scenarios, which could improve landscape restoration and provide opportunities for the expansion and recolonization of forest areas by native species. The recovery of traditional farming and agroforestry activities results in the lowest values of functional richness, but these strategies contribute to complex landscape matrices with diversified habitats and resources. Moreover, this strategy could offer opportunities for fire suppression and increase landscape fire resistance. An integrative approach reconciling rewilding initiatives with the recovery of extensive agricultural and agroforestry activities is potentially an harmonious strategy for supporting the provision of ecosystem services while securing biodiversity conservation and functional diversity within the natural park., 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 The Authors. Published by Elsevier Ltd.. All rights reserved.)
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- 2024
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13. Systemic administration of propranolol reduces bone resorption and inflammation in apical periodontitis of chronically stressed rats.
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Khoury RD, Minhoto GB, de Barros PP, Junqueira JC, Gagliardi CF, do Prado RF, and Valera MC
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Aim: To evaluate the effect of systemic administration of propranolol on the severity of apical periodontitis (AP) in chronically stressed rats., Methodology: Twenty-four 70-day-old male Wistar rats (Rattus norvegicus, albinus) were distributed into three groups (n = 8): rats with AP without stressful conditions (AP-Control), rats with AP and submitted to a chronic unpredictable stress (CUS) protocol (AP + S) and rats with AP and submitted to a CUS protocol treated with propranolol (AP + S + PRO). Stress procedures were applied daily until the end of the experiment. After 3 weeks of CUS, AP was induced in all groups by exposing the pulpal tissue of mandibular and maxillary first molars to the oral environment. Propranolol treatment was administered orally once a day for the entire period of the experiment. Rats were sacrificed at 42 days, and the blood was collected for stress biomarkers serum dosage by multiplex assay. Mandibles were removed and submitted to microtomography and histopathological analyses. Periapical tissue surrounding the upper first molar was homogenized and subjected to RT-PCR analysis to evaluate the mRNA expression of RANKL, TRAP and OPG. Parametric data were assessed using one-way ANOVA followed by Tukey's test while the nonparametric data were analysed by the Kruskal-Wallis followed by Dunn's test. Significance level was set at 5% (p < .05) for all assessed parameters., Results: Micro-CT revealed statistically significant differences in bone resorption which was greater in the AP + S group (p < .05), but no differences were observed between the Control and AP + S + PRO groups (p > .05). The AP + S + PRO group had a lower intensity and extent of inflammatory infiltrate compared to the AP + S group with smaller areas of bone loss (p < 0.05). The gene expression of RANKL and TRAP was significantly higher in the stressed group AP + S compared to the control group (p < .05), and a significantly higher OPG expression was observed in AP + S + PRO compared to the AP + S group (p < .05)., Conclusions: Oral administration of propranolol had a significant effect on the AP severity in stressed rats, suggesting an anti-inflammatory effect and a protective role on bone resorption of AP in stressed animals. Further research is necessary to fully comprehend the underlying mechanisms., (© 2024 British Endodontic Society. Published by John Wiley & Sons Ltd.)
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- 2024
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14. Current Perspectives of Antifungal Therapy: A Special Focus on Candida auris .
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Ganeshkumar A, Muthuselvam M, Lima PMN, Rajaram R, and Junqueira JC
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Candida auris is an emerging Candida sp. that has rapidly spread all over the world. The evidence regarding its origin and emerging resistance is still unclear. The severe infection caused by this species results in significant mortality and morbidity among the elderly and immunocompromised individuals. The development of drug resistance is the major factor associated with the therapeutic failure of existing antifungal agents. Previous studies have addressed the antifungal resistance profile and drug discovery for C. auris . However, complete coverage of this information in a single investigation is not yet available. In this review, we have mainly focused on recent developments in therapeutic strategies against C. auris . Based on the available information, several different approaches were discussed, including existing antifungal drugs, chemical compounds, essential oils, natural products, antifungal peptides, immunotherapy, antimicrobial photodynamic therapy, drug repurposing, and drug delivery systems. Among them, synthetic chemicals, natural products, and antifungal peptides are the prime contributors. However, a limited number of resources are available to prove the efficiency of these potential therapies in clinical usage. Therefore, we anticipate that the findings gathered in this review will encourage further in vivo studies and clinical trials.
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- 2024
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15. Bacteria isolated from Aedes aegypti with potential vector control applications.
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de Oliveira JC, de Melo Katak R, Muniz VA, de Oliveira MR, Rocha EM, da Silva WR, do Carmo EJ, Roque RA, Marinotti O, Terenius O, and Astolfi-Filho S
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- Animals, Pest Control, Biological methods, Bacteria isolation & purification, Pupa microbiology, RNA, Ribosomal, 16S analysis, Aedes microbiology, Mosquito Vectors microbiology, Mosquito Control methods, Larva microbiology
- Abstract
Highly anthropophilic and adapted to urban environments, Aedes aegypti mosquitoes are the main vectors of arboviruses that cause human diseases such as dengue, zika, and chikungunya fever, especially in countries with tropical and subtropical climates. Microorganisms with mosquitocidal and larvicidal activities have been suggested as environmentally safe alternatives to chemical or mechanical mosquito control methods. Here, we analyzed cultivable bacteria isolated from all stages of the mosquito life cycle for their larvicidal activity against Ae. aegypti. A total of 424 bacterial strains isolated from eggs, larvae, pupae, or adult Ae. aegypti were analyzed for the pathogenic potential of their crude cultures against larvae of this same mosquito species. Nine strains displayed larvicidal activity comparable to the strain AM65-52, reisolated from commercial BTi-based product VectoBac® WG. 16S rRNA gene sequencing revealed that the set of larvicidal strains contains two representatives of the genus Bacillus, five Enterobacter, and two Stenotrophomonas. This study demonstrates that some bacteria isolated from Ae. aegypti are pathogenic for the mosquito from which they were isolated. The data are promising for developing novel bioinsecticides for the control of these medically important mosquitoes., 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 The Authors. Published by Elsevier Inc. All rights reserved.)
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- 2024
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16. Fungal Planet description sheets: 1614-1696.
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Crous PW, Jurjević Ž, Balashov S, De la Peña-Lastra S, Mateos A, Pinruan U, Rigueiro-Rodríguez A, Osieck ER, Altés A, Czachura P, Esteve-Raventós F, Gunaseelan S, Kaliyaperumal M, Larsson E, Luangsa-Ard JJ, Moreno G, Pancorbo F, Piątek M, Sommai S, Somrithipol S, Asif M, Delgado G, Flakus A, Illescas T, Kezo K, Khamsuntorn P, Kubátová A, Labuda R, Lavoise C, Lebel T, Lueangjaroenkit P, Maciá-Vicente JG, Paz A, Saba M, Shivas RG, Tan YP, Wingfield MJ, Aas T, Abramczyk B, Ainsworth AM, Akulov A, Alvarado P, Armada F, Assyov B, Avchar R, Avesani M, Bezerra JL, Bhat JD, Bilański P, Bily DS, Boccardo F, Bozok F, Campos JC, Chaimongkol S, Chellappan N, Costa MM, Dalecká M, Darmostuk V, Daskalopoulos V, Dearnaley J, Dentinger BTM, De Silva NI, Dhotre D, Carlavilla JR, Doungsa-Ard C, Dovana F, Erhard A, Ferro LO, Gallegos SC, Giles CE, Gore G, Gorfer M, Guard FE, Hanson SÅ, Haridev P, Jankowiak R, Jeffers SN, Kandemir H, Karich A, Kisło K, Kiss L, Krisai-Greilhuber I, Latha KPD, Lorenzini M, Lumyong S, Manimohan P, Manjón JL, Maula F, Mazur E, Mesquita NLS, Młynek K, Mongkolsamrit S, Morán P, Murugadoss R, Nagarajan M, Nalumpang S, Noisripoom W, Nosalj S, Novaes QS, Nowak M, Pawłowska J, Peiger M, Pereira OL, Pinto A, Plaza M, Polemis E, Polhorský A, Ramos DO, Raza M, Rivas-Ferreiro M, Rodriguez-Flakus P, Ruszkiewicz-Michalska M, Sánchez A, Santos A, Schüller A, Scott PA, Şen I, Shelke D, Śliwa L, Solheim H, Sonawane H, Strašiftáková D, Stryjak-Bogacka M, Sudsanguan M, Suwannarach N, Suz LM, Syme K, Taşkın H, Tennakoon DS, Tomka P, Vaghefi N, Vasan V, Vauras J, Wiktorowicz D, Villarreal M, Vizzini A, Wrzosek M, Yang X, Yingkunchao W, Zapparoli G, Zervakis GI, and Groenewald JZ
- Abstract
Novel species of fungi described in this study include those from various countries as follows: Australia , Baobabopsis sabindy in leaves of Eragrostis spartinoides , Cortinarius magentiguttatus among deep leaf litter, Laurobasidium azarandamiae from uredinium of Puccinia alyxiae on Alyxia buxifolia , Marasmius pseudoelegans on well-rotted twigs and litter in mixed wet sclerophyll and subtropical rainforest. Bolivia , Favolaschia luminosa on twigs of Byttneria hirsuta , Lecanora thorstenii on bark, in savannas with shrubs and trees. Brazil , Asterina costamaiae on leaves of Rourea bahiensis , Purimyces orchidacearum (incl. Purimyces gen. nov. ) as root endophyte on Cattleya locatellii . Bulgaria , Monosporascus bulgaricus and Monosporascus europaeus isolated from surface-sterilised, asymptomatic roots of Microthlaspi perfoliatum . Finland , Inocybe undatolacera on a lawn, near Betula pendula . France , Inocybe querciphila in humus of mixed forest. Germany , Arrhenia oblongispora on bare soil attached to debris of herbaceous plants and grasses. Greece , Tuber aereum under Quercus coccifera and Acer sempervirens . India , Alfoldia lenyadriensis from the gut of a Platynotus sp. beetle, Fulvifomes subramanianii on living Albizzia amara , Inosperma pavithrum on soil, Phylloporia parvateya on living Lonicera sp., Tropicoporus maritimus on living Peltophorum pterocarpum . Indonesia , Elsinoe atypica on leaf of Eucalyptus pellita. Italy , Apiotrichum vineum from grape wine, Cuphopyllus praecox among grass. Madagascar , Pisolithus madagascariensis on soil under Intsia bijuga . Netherlands , Cytosporella calamagrostidis and Periconia calamagrostidicola on old leaves of Calamagrostis arenaria , Hyaloscypha caricicola on leaves of Carex sp., Neoniesslia phragmiticola (incl. Neoniesslia gen. nov. ) on leaf sheaths of standing dead culms of Phragmites australis , Neptunomyces juncicola on culms of Juncus maritimus , Zenophaeosphaeria calamagrostidis (incl. Zenophaeosphaeria gen. nov .) on culms of Calamagrostis arenaria . Norway , Hausneria geniculata (incl. Hausneria gen. nov. ) from a gallery of Dryocoetes alni on Alnus incana . Pakistan , Agrocybe auriolus on leaf litter of Eucalyptus camaldulensis , Rhodophana rubrodisca in nutrient-rich loamy soil with Morus alba . Poland , Cladosporium nubilum from hypersaline brine, Entomortierella ferrotolerans from soil at mines and postmining sites, Pseudopezicula epiphylla from sooty mould community on Quercus robur , Quixadomyces sanctacrucensis from resin of Pinus sylvestris , Szafranskia beskidensis (incl. Szafranskia gen. nov. ) from resin of Abies alba . Portugal , Ascocoryne laurisilvae on degraded wood of Laurus nobilis, Hygrocybe madeirensis in laurel forests, Hygrocybula terracocta (incl. Hygrocybula gen. nov. ) on mossy areas of laurel forests planted with Cryptomeria japonica . Republic of Kenya , Penicillium gorferi from a sterile chicken feather embedded in a soil sample. Slovakia , Cerinomyces tatrensis on bark of Pinus mugo , Metapochonia simonovicovae from soil. South Africa , Acremonium agapanthi on culms of Agapanthus praecox , Alfaria elegiae on culms of Elegia ebracteata , Beaucarneamyces stellenboschensis (incl. Beaucarneamyces gen. nov. ) on dead leaves of Beaucarnea stricta , Gardeniomyces kirstenboschensis (incl. Gardeniomyces gen. nov .) rotting fruit of Gardenia thunbergia , Knufia dianellae on dead leaves of Dianella caerulea , Lomaantha quercina on twigs of Quercus suber. Melanina restionis on dead leaves of Restio duthieae , Microdochium buffelskloofinum on seeds of Eragrostis cf. racemosa , Thamnochortomyces kirstenboschensis (incl. Thamnochortomyces gen. nov. ) on culms of Thamnochortus fraternus , Tubeufia hagahagana on leaves of Hypoxis angustifolia , Wingfieldomyces cypericola on dead leaves of Cyperus papyrus . Spain , Geastrum federeri in soil under Quercus suber and Q. canariensis , Geastrum nadalii in calcareous soil under Juniperus , Quercus , Cupressus , Pinus and Robinia , Hygrocybe garajonayensis in laurel forests, Inocybe cistophila on acidic soil under Cistus ladanifer , Inocybe sabuligena in a mixed Quercus ilex subsp . ballota/Juniperus thurifera open forest , Mycena calongei on mossy bark base of Juniperus oxycedrus , Rhodophana ulmaria on soil in Ulmus minor forest, Tuber arriacaense in soil under Populus pyramidalis , Volvariella latispora on grassy soils in a Quercus ilex ssp. rotundifolia stand. Sweden , Inocybe iota in alpine heath on calcareous soil. Thailand , Craterellus maerimensis and Craterellus sanbuakwaiensis on laterite and sandy soil, Helicocollum samlanense on scale insects, Leptosporella cassiae on dead twigs of Cassia fistula , Oxydothis coperniciae on dead leaf of Copernicia alba , Russula mukdahanensis on soil, Trechispora sangria on soil, Trechispora sanpatongensis on soil. Türkiye , Amanita corylophila in a plantation of Corylus avellana . Ukraine , Pararthrophiala adonis (incl. Pararthrophiala gen. nov. ) on dead stems of Adonis vernalis . USA , Cladorrhinum carnegieae from Carnegiea gigantea , Dematipyriformia americana on swab from basement wall, Dothiora americana from outside air, Dwiroopa aeria from bedroom air, Lithohypha cladosporioides from hospital swab, Macroconia verruculosa on twig of Ilex montana , associated with black destroyed ascomycetous fungus and Biatora sp., Periconia floridana from outside air, Phytophthora fagacearum from necrotic leaves and shoots of Fagus grandifolia , Queenslandipenidiella californica Crous PW, Jurjević Z, Balashov S, De la Peña-Lastra S, Mateos A, Pinruan U, Rigueiro-Rodríguez A, Osieck ER, Altés A, Czachura P, Esteve-Raventós F, Gunaseelan S, Kaliyaperumal M, Larsson E, Luangsa-ard JJ, Moreno G, Pancorbo F, Piątek M, Sommai S, Somrithipol S, Asif M, Delgado G, Flakus A, Illescas T, Kezo K, Khamsuntorn P, Kubátová A, Labuda R, Lavoise C, Lebel T, Lueangjaroenkit P, Maciá-Vicente JG, Paz A, Saba M, Shivas RG, Tan YP, Wingfield MJ, Aas T, Abramczyk B, Ainsworth AM, Akulov A, Alvarado P, Armada F, Assyov B, Avchar R, Avesani M, Bezerra JL, Bhat JD, Bilański P, Bily DS, Boccardo F, Bozok F, Campos JC, Chaimongkol S, Chellappan N, Costa MM, Dalecká M, Darmostuk V, Daskalopoulos V, Dearnaley J, Dentinger BTM, De Silva NI, Dhotre D, Carlavilla JR, Doungsa-ard C, Dovana F, Erhard A, Ferro LO, Gallegos SC, Giles CE, Gore G, Gorfer M, Guard FE, Hanson S-A, Haridev P, Jankowiak R, Jeffers SN, Kandemir H, Karich A, Kisło K, Kiss L, Krisai-Greilhuber I, Latha KPD, Lorenzini M, Lumyong S, Manimohan P, Manjón JL, Maula F, Mazur E, Mesquita NLS, Młynek K, Mongkolsamrit S, Morán P, Murugadoss R, Nagarajan M, Nalumpang S, Noisripoom W, Nosalj S, Novaes QS, Nowak M, Pawłowska J, Peiger M, Pereira OL, Pinto A, Plaza M, Polemis E, Polhorský A, Ramos DO, Raza M, Rivas-Ferreiro M, Rodriguez-Flakus P, Ruszkiewicz-Michalska M, Sánchez A, Santos A, Schüller A, Scott PA, Şen İ, Shelke D, Śliwa L, Solheim H, Sonawane H, Strašiftáková D, Stryjak-Bogacka M, Sudsanguan M, Suwannarach N, Suz LM, Syme K, Taşkın H, Tennakoon DS, Tomka P, Vaghefi N, Vasan V, Vauras J, Wiktorowicz D, Villarreal M, Vizzini A, Wrzosek M, Yang X, Yingkunchao W, Zapparoli G, Zervakis GI, Groenewald JZ (2024). Fungal Planet description sheets: 1614-1696. Citation: Crous PW, Jurjević Z, Balashov S, De la Peña-Lastra S, Mateos A, Pinruan U, Rigueiro-Rodríguez A, Osieck ER, Altés A, Czachura P, Esteve-Raventós F, Gunaseelan S, Kaliyaperumal M, Larsson E, Luangsa-ard JJ, Moreno G, Pancorbo F, Piątek M, Sommai S, Somrithipol S, Asif M, Delgado G, Flakus A, Illescas T, Kezo K, Khamsuntorn P, Kubátová A, Labuda R, Lavoise C, Lebel T, Lueangjaroenkit P, Maciá-Vicente JG, Paz A, Saba M, Shivas RG, Tan YP, Wingfield MJ, Aas T, Abramczyk B, Ainsworth AM, Akulov A, Alvarado P, Armada F, Assyov B, Avchar R, Avesani M, Bezerra JL, Bhat JD, Bilański P, Bily DS, Boccardo F, Bozok F, Campos JC, Chaimongkol S, Chellappan N, Costa MM, Dalecká M, Darmostuk V, Daskalopoulos V, Dearnaley J, Dentinger BTM, De Silva NI, Dhotre D, Carlavilla JR, Doungsa-ard C, Dovana F, Erhard A, Ferro LO, Gallegos SC, Giles CE, Gore G, Gorfer M, Guard FE, Hanson S-A, Haridev P, Jankowiak R, Jeffers SN, Kandemir H, Karich A, Kisło K, Kiss L, Krisai-Greilhuber I, Latha KPD, Lorenzini M, Lumyong S, Manimohan P, Manjón JL, Maula F, Mazur E, Mesquita NLS, Młynek K, Mongkolsamrit S, Morán P, Murugadoss R, Nagarajan M, Nalumpang S, Noisripoom W, Nosalj S, Novaes QS, Nowak M, Pawłowska J, Peiger M, Pereira OL, Pinto A, Plaza M, Polemis E, Polhorský A, Ramos DO, Raza M, Rivas-Ferreiro M, Rodriguez-Flakus P, Ruszkiewicz-Michalska M, Sánchez A, Santos A, Schüller A, Scott PA, Şen İ, Shelke D, Śliwa L, Solheim H, Sonawane H, Strašiftáková D, Stryjak-Bogacka M, Sudsanguan M, Suwannarach N, Suz LM, Syme K, Taşkın H, Tennakoon DS, Tomka P, Vaghefi N, Vasan V, Vauras J, Wiktorowicz D, Villarreal M, Vizzini A, Wrzosek M, Yang X, Yingkunchao W, Zapparoli G, Zervakis GI, Groenewald JZ (2024). Fungal Planet description sheets: 1614-1696. Fungal Systematics and Evolution 13 : 183-440. doi: 10.3114/fuse.2024.13.11., (© 2024 Westerdijk Fungal Biodiversity Institute.)
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- 2024
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17. Dataset: Annotated soybean market news articles.
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Reis Filho IJD, Coleti JC, Marcacini RM, and Rezende SO
- Abstract
This dataset involves a collection of soybean market news through web scraping from a Brazilian website. The news articles gathered span from January 2015 to June 2023 and have undergone a labeling process to categorize them as relevant or non-relevant. The news labeling process was conducted under the guidance of an agricultural economics expert, who collaborated with a group of nine individuals. Ten parameters were considered to assist participants in the labeling process. The dataset comprises approximately 11,000 news articles and serves as a valuable resource for researchers interested in exploring trends in the soybean market. Importantly, this dataset can be utilized for tasks such as classification and natural language processing. It provides insights into labeled soybean market news and supports open science initiatives, facilitating further analysis within the research community., (© 2024 The Authors. Published by Elsevier Inc.)
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- 2024
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18. Silver Nanoparticle-Embedded Carbon Nitride: Antifungal Activity on Candida albicans and Toxicity toward Animal Cells.
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Arumugam G, Durairaj S, Gonçale JC, Fonseca do Carmo PH, Terra Garcia M, Soares da Silva N, Borges BM, Loures FV, Ghosh D, Vivanco JF, and Junqueira JC
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- Animals, Microbial Sensitivity Tests, Nitrogen Compounds chemistry, Nitrogen Compounds pharmacology, Nitrogen Compounds toxicity, Mice, Nitriles, Candida albicans drug effects, Silver chemistry, Silver pharmacology, Antifungal Agents pharmacology, Antifungal Agents chemistry, Antifungal Agents chemical synthesis, Metal Nanoparticles chemistry, Metal Nanoparticles toxicity
- Abstract
The development of engineered nanomaterials has been considered a promising strategy to control oral infections. In this study, silver-embedded carbon nitrides (Ag@g-CN) were synthesized and tested against Candida albicans , investigating their antifungal action and biocompatibility in animal cells. Ag@g-CN was synthesized by a simple one-pot thermal polymerization technique and characterized by various analytical techniques. X-ray diffraction (XRD) analysis revealed slight alterations in the crystal structure of g-CN upon the incorporation of Ag. Fourier transform infrared (FT-IR) spectroscopy confirmed the presence of Ag-N bonds, indicating successful silver incorporation and potential interactions with g-CN's amino groups. UV-vis spectroscopy demonstrated a red shift in the absorption edge of Ag@g-CN compared with g-CN, attributed to the surface plasmon resonance effect of silver nanoparticles. Field emission scanning electron microscopy (FE-SEM) and transmission electron microscopy (TEM) confirmed the 2D layered sheet like morphology of both materials. The Ag 3d peaks found in X-ray photoelectron spectroscopy (XPS) confirmed the presence of metallic Ag
0 nanoparticles in Ag@g-CN. The Ag@g-CN materials exhibited high antifungal activity against reference and oral clinical strains of C. albicans , with minimal inhibitory concentration (MIC) ranges between 16-256 μg/mL. The mechanism of Ag@g-CN on C. albicans was attributed to the disruption of the membrane integrity and disturbance of the biofilm. In addition, the Ag@g-CN material showed good biocompatibility in the fibroblastic cell line and in Galleria mellonella , with no apparent cytotoxicity observed at a concentration up to 1000 μg/mL. These findings demonstrate the potential of the Ag@g-CN material as an effective and safe antifungal agent for the treatment of oral fungal infections.- Published
- 2024
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19. Retraction notice to "Angiotensin receptor blockade improves the net balance of cardiac Ca 2+ handling-related proteins in sympathetic hyperactivity-induced heart failure" [Life Sci. 88/13-14 (2011) 578-585].
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Ferreira JCB, Moreira JBN, Campos JC, Pereira MG, Mattos KC, Coelho MA, and Brum PC
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- 2024
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20. Fire suppression and land-use strategies drive future dynamics of an invasive plant in a fire-prone mountain area under climate change.
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Lima CG, Campos JC, Regos A, Honrado JP, Fernandes PM, Freitas TR, Santos JA, and Vicente JR
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- Spain, Conservation of Natural Resources, Portugal, Climate Change, Fires, Ecosystem, Introduced Species
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Woody invasive alien species can have profound impacts on ecosystem processes and functions, including fire regulation, which can significantly affect landscape resilience. Acacia dealbata, a widespread invasive alien plant in the Iberian Peninsula, holds well-known fire-adaptation traits (e.g., massive soil seed banks and heat-stimulated seed germination). In this study, we assess to what extent fire suppression and land-use strategies could affect the potential distribution of A. dealbata in a fire-prone transboundary protected mountain area of Portugal and Spain, using Habitat Suitability Models. Specifically, we predicted changes in habitat suitability for A. dealbata between years 2010 and 2050. We explored the potential impacts of two land-use strategies ('Business-as-usual' or 'High Nature Value farmlands') combined with three levels of fire suppression effectiveness using the biomod2 package in R. We also considered the potential effects of two climate change scenarios (RCP4.5 and RCP8.5). Our modeling approach demonstrated a strong capacity to predict habitat suitability using either climate or land-cover information alone (AUC
climate = 0.947; AUCLC = 0.957). According to climate-based models, A. dealbata thrives under conditions characterized by higher precipitation seasonality, higher precipitation in the warmest month, and higher minimum temperature in the coldest month. Regarding land cover, A. dealbata thrives mainly in landscapes dominated by urban areas and evergreen forest plantations. Our models forecasted that habitat suitability by 2050 could either increase or decrease depending on the specific combinations of fire suppression, land-use, and climate scenarios. Thus, a combination of business-as-usual and fire-exclusion strategies would enhance habitat suitability for the species. Conversely, management promoting High Nature Value farmlands would decrease the available suitable habitat, particularly under low fire suppression efforts. These findings suggest that promoting sustainable farming activities could impede the spread of A. dealbata by reducing habitat availability, while strategies aiming at fire-exclusion could facilitate its expansion, likely by enabling establishment and large seed production. This study highlights the complex interplay between fire-prone invasive species, fire and land-use strategies, and climate change; and thus the need to consider the interactions between land-use and fire management to promote invasive species control and landscape resilience., 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 The Authors. Published by Elsevier Ltd.. All rights reserved.)- Published
- 2024
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21. Daily age, growth rate, and pelagic larval duration of commercially important snapper species in Abrolhos National Marine Park.
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Silva JC, Soeth M, Hackradt CW, Lima A, and Félix-Hackradt FC
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- Animals, Perciformes growth & development, Parks, Recreational, Perches growth & development, Perches physiology, Larva growth & development, Otolithic Membrane growth & development, Otolithic Membrane chemistry
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The age and daily growth of fish are registered through the deposition of increments in their otoliths, which are concretions formed by the precipitation of substances present in the endolymphatic fluid, mainly calcium carbonate (CaCO
3 ). Faced with the need to fill some of the gaps in the knowledge on the occurrence and duration of the initial stages of snapper species' life cycles in the Abrolhos Bank, this study aimed to describe the growth rates, age, and period of pelagic larval duration (PLD) of three snapper species during the larval pre-settlement phase, in the Abrolhos Bank region. The post-larvae were captured using light traps. Otoliths were removed from 117 samples of snapper species; however, only 69 were viable for age estimation, of which 15 were Lutjanus analis, 25 were Lutjanus jocu, and 29 were Lutjanus synagris. Together, the samples presented individuals with total lengths ranging from 16.14 to 24.76 mm and ages from 21 to 39 days. Settlement marks were found for all three species, and the average PLD was ~25 days. The somatic growth of the snapper species was positively correlated with otolith growth. L. jocu presented the greatest daily growth compared to the other species. The three species use the Abrolhos Bank as a larval settlement site, demonstrating plasticity by using different habitats throughout their lives., (© 2024 Fisheries Society of the British Isles.)- Published
- 2024
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22. Biodiversity dataset and atlas of the special area of conservation Montesinho/Nogueira, Portugal.
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Garcia N, Campos JC, Silva D, Alírio J, Duarte LB, Arenas-Castro S, Pôças I, Loureiro A, Teodoro AC, and Sillero N
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Background: The special area of conservation Montesinho/Nogueira (SAC-MN) is a key area for biodiversity conservation in the Iberian Peninsula. Covering an area of approximately 1081 km² in the northeast of Portugal mainland, the SAC-MN is home to a wide range of species, including several endemic and endangered species and priority habitats. Despite its ecological significance and importance for conservation, there is a lack of publicly available biodiversity data, which urges the need to create a comprehensive and up-to-date biodiversity dataset for the SAC-MN., New Information: To bridge the knowledge gap on biodiversity in SAC-MN, we undertook a thorough data collection process, including species occurrence records and conservation status information at regional (Portugal) and European levels, from multiple sources. We collected and compiled this information for five major taxonomic groups (amphibians, birds, flora - vascular plants, mammals and reptiles) in SAC-MN, resulting in a total of 31,871 records with 1,312 documented species. In addition, we developed an easy-to-navigate web-based geographic information system (Web GIS). In this article, we present an in-depth report on the process of compiling and preparing data, as well as the development and design of our Web GIS to increase awareness and enhance understanding of the importance of preserving biodiversity in SAC-MN., (Nuno Garcia, João C. Campos, Daniel Silva, João Alírio, Lia B. Duarte, Salvador Arenas-Castro, Isabel Pôças, Armando Loureiro, Ana C. Teodoro, Neftalí Sillero.)
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- 2024
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23. Author Correction: A selective inhibitor of mitofusin 1-βIIPKC association improves heart failure outcome in rats.
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Ferreira JCB, Campos JC, Qvit N, Qi X, Bozi LHM, Bechara LRG, Lima VM, Queliconi BB, Disatnik MH, Dourado PMM, Kowaltowski AJ, and Mochly-Rosen D
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- 2024
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24. Using underutilized residues of coffee to obtain valuable dietary and antioxidant bioactive compounds.
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Carréra JC, de Souza RR, Batista ACG, Campolina GA, da Silva Júnior FG, Gavilanes ML, Guimarães RJ, das Graças Cardoso M, and Mori FA
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- Antioxidants chemistry, Caffeine analysis, Diet, Dietary Supplements analysis, Chlorogenic Acid analysis, Phenols analysis, Alkaloids analysis, Coffea chemistry
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Background: Coffee cultivation and agroindustry generate residues that are rich in several metabolites. These compounds, such as phenolic compounds and alkaloids, are known for their antioxidant activity and are usually consumed as nutraceuticals. The purpose of this study was to evaluate the occurrence of chemical and antioxidant components of low-pruned coffee stems under different fertilizer regimes. Extractives and lignin composition, histochemical, chromatographic, and antioxidant analyses were performed., Results: Multiple compounds were found to accumulate in the stems of coffee trees. Furthermore, the presence of phenolic compounds such as chlorogenic acid, vanillin, resveratrol, and the alkaloids caffeine and trigonelline varied depending on the type of fertilization. In all samples examined, optimal performance was observed at the highest tested concentration (500 μg mL
-1 ). All samples analyzed presented a great performance at the highest concentration tested (500 μg mL-1 ), with the dose 70% and the dose 100%, which is the recommended for the culture, showing the highest values for most of the concentrations and the best half-maximal inhibitory concentration (IC50 ) when compared with the other samples tested., Conclusion: As shown in the results, the reuse of stem residues as antioxidant material, with the potential to be profitable, and has the added benefit of providing a sustainable destination for material that until now has been underutilized. © 2023 Society of Chemical Industry., (© 2023 Society of Chemical Industry.)- Published
- 2024
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25. Effects of antimicrobial photodynamic therapy with photodithazine® on methicillin-resistant Staphylococcus aureus (MRSA): Studies in biofilms and experimental model with Galleria mellonella.
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Souza BMN, Miñán AG, Brambilla IR, Pinto JG, Garcia MT, Junqueira JC, and Ferreira-Strixino J
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- Animals, Staphylococcus aureus, Reactive Oxygen Species metabolism, Photosensitizing Agents pharmacology, Photosensitizing Agents therapeutic use, Biofilms, Anti-Bacterial Agents pharmacology, Anti-Bacterial Agents therapeutic use, Anti-Bacterial Agents chemistry, Models, Theoretical, Methicillin-Resistant Staphylococcus aureus, Photochemotherapy methods, Anti-Infective Agents pharmacology, Glucosamine analogs & derivatives
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Staphylococcus aureus infections are a severe health problem due to the high mortality rate. Conventional treatment of these infections is via the administration of antibiotics. However, its indiscriminate use can select resistant microorganisms. Thus, it is necessary to develop alternatives for antibiotic therapy. Antimicrobial Photodynamic Therapy (aPDT), a therapeutic method that associates a photosensitizer (PS), a light source with adequate wavelength to the PS, interacts with molecular oxygen generating reactive oxygen species responsible for cell inactivation, is a viable alternative. This work aimed to analyze, in vitro and in vivo, the action of aPDT with PS Photodithazine® (PDZ) on the methicillin-resistant S. aureus (MRSA) strain. In the in vitro method, the S. aureus biofilm was incubated with PDZ at 50 and 75 μg.mL
-1 for 15 min, adopting the light dose of 25, 50, and 100 J/cm2 . In addition, PS interaction, formation of reactive oxygen species (ROS), bacterial metabolism, adhesion, bacterial viability, and biofilm structure were evaluated by scanning electron microscopy. Subsequently, the strain was inoculated into models of Galleria mellonella, and the survival curve, health scale, blood cell analysis, and CFU/mL of S. aureus in the hemolymph were analyzed after aPDT. In the in vitro results, bacterial reduction was observed in the different PDZ concentrations, highlighting the parameters of 75 μg.mL-1 of PDZ and 100 J/cm2 . As for in vivo results, aPDT increased survival and stimulated the immune system of G. mellonella infected by S. aureus. aPDT proved effective in both models, demonstrating its potential as an alternative therapy in treating MRSA bacterial infections., Competing Interests: Declaration of competing interest The authors whose names are listed immediately below certify that they have NO affiliations with or involvement in any organization or entity with any financial interest (such as honoraria; educational grants; participation in speakers' bureaus; membership, employment, consultancies, stock ownership, or other equity interest; and expert testimony or patent-licensing arrangements), or non-financial interest (such as personal or professional relationships, affiliations, knowledge or beliefs) in the subject matter or materials discussed in this manuscript., (Copyright © 2023. Published by Elsevier B.V.)- Published
- 2024
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26. Streptococcus mutans supernatant affects the virulence of Candida albicans.
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Garcia MT, Dos Santos JD, do Carmo PHF, Mendes GV, de Oliveira JR, de Oliveira LD, and Junqueira JC
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- Animals, Virulence, Streptococcus mutans physiology, Virulence Factors, Biofilms, Candida albicans, Candidiasis microbiology
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Candida albicans causes a variety of clinical manifestations through multiple virulence factors that act simultaneously to overcome the immune system and invade the host tissues. Owing to the limited number of antifungal agents available, new candidiasis therapeutic strategies are required. Previous studies have demonstrated that the metabolites produced by Streptococcus mutans lead to a decrease in the number of Candida cells. Here, for the first time, we evaluated whether the C. albicans cells that survived the pretreatment with S. mutans supernatant can modify their virulence factors and their capability to infect Galleria mellonella larvae. Streptococcus mutans supernatant (SM-S) was obtained by filtering the culture supernatant of this bacterium. Then, C. albicans cells were pretreated with SM-S for 24 h, and the surviving cells were evaluated using in vitro and in vivo assays. The C. albicans pretreated with SM-S showed a significant inhibition of hyphal growth, an altered adhesion pattern, and an impaired capability to form biofilms; however, its proteolytic activity was not affected. In the in vivo assays, C. albicans cells previously exposed to SM-S exhibited a reduced ability to infect G. mellonella and a higher amount of circulating hemocytes. Thus, SM-S could inhibit important virulence factors of C. albicans, which may contribute to the development of new candidiasis therapeutic strategies., (© 2023. The Author(s) under exclusive licence to Sociedade Brasileira de Microbiologia.)
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- 2024
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27. Recommendations to address respondent burden associated with patient-reported outcome assessment.
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Aiyegbusi OL, Cruz Rivera S, Roydhouse J, Kamudoni P, Alder Y, Anderson N, Baldwin RM, Bhatnagar V, Black J, Bottomley A, Brundage M, Cella D, Collis P, Davies EH, Denniston AK, Efficace F, Gardner A, Gnanasakthy A, Golub RM, Hughes SE, Jeyes F, Kern S, King-Kallimanis BL, Martin A, McMullan C, Mercieca-Bebber R, Monteiro J, Peipert JD, Quijano-Campos JC, Quinten C, Rantell KR, Regnault A, Sasseville M, Schougaard LMV, Sherafat-Kazemzadeh R, Snyder C, Stover AM, Verdi R, Wilson R, and Calvert MJ
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- Humans, Consensus, Clinical Decision-Making, Patient Outcome Assessment, Patient Reported Outcome Measures
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Patient-reported outcomes (PROs) are increasingly used in healthcare research to provide evidence of the benefits and risks of interventions from the patient perspective and to inform regulatory decisions and health policy. The use of PROs in clinical practice can facilitate symptom monitoring, tailor care to individual needs, aid clinical decision-making and inform value-based healthcare initiatives. Despite their benefits, there are concerns that the potential burden on respondents may reduce their willingness to complete PROs, with potential impact on the completeness and quality of the data for decision-making. We therefore conducted an initial literature review to generate a list of candidate recommendations aimed at reducing respondent burden. This was followed by a two-stage Delphi survey by an international multi-stakeholder group. A consensus meeting was held to finalize the recommendations. The final consensus statement includes 19 recommendations to address PRO respondent burden in healthcare research and clinical practice. If implemented, these recommendations may reduce PRO respondent burden., (© 2024. The Author(s), under exclusive licence to Springer Nature America, Inc.)
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- 2024
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28. Gellan-Based Hydrogel as a Drug Delivery System for Caffeic Acid Phenethyl Ester in the Treatment of Oral Candida albicans Infections.
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Garcia MT, Carmo PHFD, Figueiredo-Godoi LMA, Gonçalves NI, Lima PMN, Ramos LP, Oliveira LD, Borges ALS, Shukla A, and Junqueira JC
- Abstract
Candida albicans can cause various types of oral infections, mainly associated with denture stomatitis. Conventional therapy has been linked to high recurrence, toxicity, and fungal resistance, necessitating the search for new drugs and delivery systems. In this study, caffeic acid phenethyl ester (CAPE) and gellan gum (GG) were studied as an antifungal agent and carrier system, respectively. First, we observed that different GG formulations (0.6 to 1.0% wt/vol) were able to incorporate and release CAPE, reaching a controlled and prolonged release over 180 min at 1.0% of GG. CAPE-GG formulations exhibited antifungal activity at CAPE concentrations ranging from 128 to >512 µg/mL. Furthermore, CAPE-GG formulations significantly decreased the fungal viability of C. albicans biofilms at short times (12 h), mainly at 1.0% of GG ( p < 0.001). C. albicans protease activity was also reduced after 12 h of treatment with CAPE-GG formulations ( p < 0.001). Importantly, CAPE was not cytotoxic to human keratinocytes, and CAPE-GG formulations at 1.0% decreased the fungal burden ( p = 0.0087) and suppressed inflammation in a rat model of denture stomatitis. Altogether, these results indicate that GG is a promising delivery system for CAPE, showing effective activity against C. albicans and potential to be used in the treatment of denture stomatitis.
- Published
- 2024
- Full Text
- View/download PDF
29. Different profiles of chemokines, cytokines and cell growth factors in plasma samples from patients with leprosy, leprosy reactions and households contacts.
- Author
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de Carvalho JC, Pascoal-Xavier MA, Araújo MG, Teixeira-Carvalho A, Martins-Filho OA, Peruhype-Magalhães V, Coelho-Dos-Reis JGA, and Araújo MSS
- Subjects
- Humans, Mycobacterium leprae, Chemokines, Biomarkers, Cytokines, Leprosy
- Abstract
Background: Leprosy is a highly neglected disease that is considered a serious public health problem in many countries. This illness is characterised by a variety of clinical and histopathological manifestations that are related to the patient immune response., Objectives: This work aimed evaluate the profile of circulating immune mediators in the plasma from patients classified clinically as paucibacillary (PB), multibacillary (MB), households contacts (HHC), type1 leprosy reaction (T1R), type2 leprosy reaction (T2R) and control individuals without medical history of leprosy (CTL)., Methods: To assessment of the plasma immune mediators was used multiplex microbeads immunoassay "Luminex"., Findings: The results showed that patients (PB) had a regulatory-biased profile, while MB revealed a pro-inflammatory trend of highly expressed biomarkers. HHC display conspicuously increased levels in the plasma of the chemokines (CCL2, CCL3, CCL4, CCL5 and CXCL8), pro-inflammatory cytokines (IFN-γ,TNF and IL-1β), modulating cytokines (IL-9 and IL-1Ra) and growth factors (PDGF, G-CSF and IL-2). Interestingly, HHC displayed superior production of IFN-γ as compared to other leprosy groups, indicating a putative protective role for this cytokine during chronic Mycobacterium leprae exposure., Main Conclusion: Further investigations are currently underway to elucidate the potential of these mediators as biomarkers applicable to the diagnosis/prognosis of leprosy and also T1R and T2R leprosy reactions.
- Published
- 2024
- Full Text
- View/download PDF
30. In vitro effects of selective serotonin reuptake inhibitors on Cryptococcus gattii capsule and biofilm.
- Author
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Viveiro LRDG, Rehem AR, Santos ELS, Carmo PHFD, Junqueira JC, and Scorzoni L
- Subjects
- Humans, Selective Serotonin Reuptake Inhibitors pharmacology, Antifungal Agents pharmacology, Amphotericin B pharmacology, Microbial Sensitivity Tests, Fluoxetine pharmacology, Paroxetine pharmacology, Biofilms, Cryptococcus gattii, Cryptococcus neoformans
- Abstract
Infections caused by Cryptococcus gattii mainly affect immunocompetent individuals and the treatment presents important limitations. This study aimed to validate the efficacy of selective serotonin reuptake inhibitors (SSRI), fluoxetine hydrochloride (FLH), and paroxetine hydrochloride (PAH) in vitro against C. gattii. The antifungal activity of SSRI using the microdilution method revealed a minimal inhibitory concentration (MIC) of 31.25 µg/ml. The combination of FLH or PAH with amphotericin B (AmB) was analyzed using the checkerboard assay and the synergistic effect of SSRI in combination with AmB was able to reduce the SSRI or AmB MIC values 4-8-fold. When examining the effect of SSRI on the induced capsules, we observed that FLH and PAH significantly decreased the size of C. gattii capsules. In addition, the effects of FLH and PAH were evaluated in biofilm biomass and viability. The SSRI were able to reduce biofilm biomass and biofilm viability. In conclusion, our results indicate the use of FLH and PAH exhibited in vitro anticryptococcal activity, representing a possible future alternative for the cryptococcosis treatment., (© The Author(s) 2024. Published by Oxford University Press on behalf of FEMS.)
- Published
- 2024
- Full Text
- View/download PDF
31. Effects of natural antimicrobial compounds propolis and copaiba on periodontal ligament fibroblasts, molecular docking, and in vivo study in Galleria mellonella.
- Author
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Pedrinha VF, Santos LM, Gonçalves CP, Garcia MT, Lameira OA, Queiroga CL, Marcucci MC, Shahbazi MA, Sharma PK, Junqueira JC, Sipert CR, and de Andrade FB
- Subjects
- Animals, Humans, Molecular Docking Simulation, Periodontal Ligament, Larva, Cytokines metabolism, Fibroblasts, Propolis pharmacology, Anti-Infective Agents pharmacology, Moths
- Abstract
Root canal treatment addresses infectious processes that require control. Occasionally, the radicular pulp is vital and inflamed, presenting a superficial infection. To preserve pulpal remnants, conservative procedures have gained favor, employing anti-inflammatory medications. This study investigated the effects of propolis (PRO), and copaiba oil-resin (COR) associated with hydrocortisone (H) and compared their impact to that of Otosporin® concerning cytotoxic and genotoxic activity, cytokine detection, and toxicity in the Galleria mellonella model. Human periodontal ligament fibroblasts (PDLFs) were exposed to drug concentrations and evaluated by the MTT assay. Associations were tested from concentrations that did not compromise cell density. Genotoxicity was evaluated through micronucleus counting, while cytokines IL-6 and TGF-β1 were detected in the cell supernatant using ELISA. Molecular docking simulations were conducted, considering the major compounds identified in PRO, COR, and H. Increasing concentrations of PRO and COR were assessed for acute toxicity in Galleria mellonella model. Cellular assays were analyzed using one-way ANOVA followed by Tukey tests, while larval survivals were evaluated using the Log-rank (Mantel-Cox) test (α = 0.05). PRO and COR promoted PDLFs proliferation, even in conjunction with H. No changes in cell metabolism were observed concerning cytokine levels. The tested materials induce the release of AT
1 R, proliferating the PDFLs through interactions. PRO and COR had low toxicity in larvae, suggesting safety at tested levels. These findings endorse the potential of PRO and COR in endodontics and present promising applications across medical domains, such as preventive strategies in inflammation, shedding light on their potential development into commercially available drugs., 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 The Authors. Published by Elsevier Masson SAS.. All rights reserved.)- Published
- 2024
- Full Text
- View/download PDF
32. Amphotericin B-loaded natural latex dressing for treating Candida albicans wound infections using Galleria mellonella model.
- Author
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Herculano RD, Dos Reis CE, de Souza SMB, Pegorin Brasil GS, Scontri M, Kawakita S, Carvalho BG, Bebber CC, Su Y, de Sousa Abreu AP, Mecwan MM, Mandal K, Fusco Almeida AM, Mendes Giannini MJS, Guerra NB, Mussagy CU, Bosculo MRM, Gemeinder JLP, de Almeida BFM, Floriano JF, Farhadi N, Monirizad M, Khorsandi D, Nguyen HT, Gomez A, Tirpáková Z, Peirsman A, da Silva Sasaki JC, He S, Forster S, Burd BS, Dokmeci MR, Terra-Garcia M, Junqueira JC, de Mendonça RJ, Cardoso MR, Dos Santos LS, Silva GR, Barros NR, Jucaud V, and Li B
- Subjects
- Humans, Amphotericin B, Antifungal Agents chemistry, Bandages, Candida albicans, Latex, Microbial Sensitivity Tests, Candidiasis drug therapy, Wound Infection drug therapy
- Abstract
Amphotericin B (AmB) is the gold standard for antifungal drugs. However, AmB systemic administration is restricted because of its side effects. Here, we report AmB loaded in natural rubber latex (NRL), a sustained delivery system with low toxicity, which stimulates angiogenesis, cell adhesion and accelerates wound healing. Physicochemical characterizations showed that AmB did not bind chemically to the polymeric matrix. Electronic and topographical images showed small crystalline aggregates from AmB crystals on the polymer surface. About 56.6% of AmB was released by the NRL in 120 h. However, 33.6% of this antifungal was delivered in the first 24 h due to the presence of AmB on the polymer surface. The biomaterial's excellent hemo- and cytocompatibility with erythrocytes and human dermal fibroblasts (HDF) confirmed its safety for dermal wound application. Antifungal assay against Candida albicans showed that AmB-NRL presented a dose-dependent behavior with an inhibition halo of 30.0 ± 1.0 mm. Galleria mellonella was employed as an in vivo model for C. albicans infection. Survival rates of 60% were observed following the injection of AmB (0.5 mg.mL
-1 ) in G. mellonella larvae infected by C. albicans. Likewise, AmB-NRL (0.5 mg.mL-1 ) presented survival rates of 40%, inferring antifungal activity against fungus. Thus, NRL adequately acts as an AmB-sustained release matrix, which is an exciting approach, since this antifungal is toxic at high concentrations. Our findings suggest that AmB-NRL is an efficient, safe, and reasonably priced ($0.15) dressing for the treatment of cutaneous fungal infections., 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 © 2023. Published by Elsevier B.V.)- Published
- 2024
- Full Text
- View/download PDF
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