476 results on '"S. Pflüger"'
Search Results
52. Glucose Control During Labour and Delivery in Type 1 Diabetes - An Update on Current Evidence.
- Author
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Ringholm L, Søholm JC, Pedersen BW, Clausen TD, Damm P, and Mathiesen ER
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- Humans, Pregnancy, Female, Blood Glucose analysis, Blood Glucose metabolism, Delivery, Obstetric, Insulin Infusion Systems, Glycemic Control methods, Insulin administration & dosage, Insulin therapeutic use, Hypoglycemic Agents administration & dosage, Hypoglycemic Agents therapeutic use, Diabetes Mellitus, Type 1 drug therapy, Diabetes Mellitus, Type 1 blood, Labor, Obstetric, Pregnancy in Diabetics drug therapy, Pregnancy in Diabetics blood
- Abstract
Purpose of Review: To provide an update on diabetes management during labour and delivery in women with type 1 diabetes with focus on appropriate insulin administration, carbohydrate supply and use of diabetes technology to support safe delivery and neonatal well-being., Recent Findings: During active labour and elective cesarean section capillary blood glucose monitoring or continuous glucose monitoring at least hourly is recommended. Infusion with isotonic (5%) glucose can be given with adjustable infusion rate to address maternal carbohydrate requirements and to prevent maternal hypoglycemia. Subcutaneous insulin administration with multiple injections or insulin pump therapy is considered at least as safe and efficient as intravenous administration to obtain tight glycemic targets. Automated insulin delivery via insulin pump can be continued during labour and delivery. Diabetes management during labour and delivery involves intensive glucose monitoring, adequate insulin administration and carbohydrate administration to support safe delivery and neonatal well-being., Competing Interests: Declarations. Human/Animal Studies Informed Consent: This article does not contain any studies with human or animal subjects performed by any of the authors. Competing Interests: LR has received a grant (grant number: U1111-1209-6358) from Novo Nordisk A/S for the CopenFast trial, an investigator sponsored study. The salary of JCS is fully covered by the Grant number: U1111-1209-6358 from Novo Nordisk A/S. BWP and TDC declare no conflicts of interest. PD has participated in clinical studies on the use of insulin in pregnant women with preexisting diabetes in collaboration with Novo Nordisk, but no personal honorarium was involved. ERM has contracts with Novo Nordisk for the investigation of the Expect trial and the Evolve trial that are investigating newer insulin analogs and insulin pump treatment in pregnant women with diabetes, has received honoraria from Novo Nordisk for lectures, received support from Novo Nordisk for traveling to one international scientific meeting in the field of diabetes, and is participating an Advisory board for Novo Nordisk., (© 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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53. Current evidence on gender-related risk factors for type 1 diabetes, type 2 diabetes and prediabetes: a reappraisal of the Italian study group on gender difference in endocrine diseases.
- Author
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Muscogiuri G, Caporusso M, Caruso P, Poggi CD, Vitale M, Zurru A, and Colao A
- Abstract
Purpose: Diabetes is a chronic disease with a significant socio-economic burden. Recognizing its risk factors and gender differences within its physio-pathological mechanisms may allow early diagnosis. This review aims to summarize the current evidence on gender differences in terms of prevalence, risk factors and pathogenesis for Type 1 Diabetes (T1D), Type 2 Diabetes (T2D) and prediabetes., Methods: A comprehensive search of English-language articles was conducted in PubMed, EMBASE and Cochrane Library until July 2024. We selected all studies that assessed gender differences on risk factors for diabetes and prediabetes., Results: T1D is an autoimmune disease, with a multifactorial pathogenesis. Contrary to most autoimmune diseases, it has a male gender bias, with a male predominance incidence after puberty, for which the involvement of hormones has been hypothesized in addition to genetic predisposition. In T2D, the accumulation of visceral adipose tissue is recognized as the main predisposing factor for insulin resistance and consequent β-cells loss and dysfunction. Sex hormones influence fat disposition resulting in different body composition between males and females and different metabolic impact. Gender differences in dietary patterns and socio-cultural determinants also influence the risk of T2D. Also, a gender-related risk factor has been detected in prediabetes; indeed, females are at greater risk of impaired glucose tolerance than males., Conclusions: Evidence shows the existence of gender differences in risk factors for T1D, T2D and prediabetes. This suggests that gender should be considered in prevention and screening programs, with the goal of reducing incidence or making an early diagnosis., Competing Interests: Declarations. Conflict of interest: Nothing to declare., (© 2024. The Author(s), under exclusive licence to Italian Society of Endocrinology (SIE).)
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- 2024
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54. Možnosti imunoterapie diabetu 1. typu u dětí a dospívajících.
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Průhová, Štěpánka, Berka, Barbora, Neuman, Vít, and Šumník, Zdeněk
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Copyright of Pediatrie pro Praxi is the property of SOLEN sro and its content may not be copied or emailed to multiple sites or posted to a listserv without the copyright holder's express written permission. However, users may print, download, or email articles for individual use. This abstract may be abridged. No warranty is given about the accuracy of the copy. Users should refer to the original published version of the material for the full abstract. (Copyright applies to all Abstracts.)
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- 2024
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55. Myocardial Expression of Pluripotency, Longevity, and Proinflammatory Genes in the Context of Hypercholesterolemia and Statin Treatment.
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Mylonas, Konstantinos S., Peroulis, Michail, Kapetanakis, Emmanouil I., and Kapelouzou, Alkistis
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STATINS (Cardiovascular agents) ,GENE expression ,HIGH cholesterol diet ,HYPERCHOLESTEREMIA ,CHEMOKINES - Abstract
Background: This study sought to assess the effect of statin therapy on myocardial inflammation in a White New Zealand rabbit model of atherogenesis. Methods: The mRNA expression levels of pro-inflammatory, pluripotency, and aging-related markers were quantified following a controlled feeding protocol and statin treatments. Results: Following high-cholesterol diet induction, we observed significant upregulation in the myocardial mRNA levels of MYD88, NF-κB, chemokines (CCL4, CCL20, and CCR2), IFN-γ, interleukins (IL-1β, IL-2, IL-4, IL-8, IL-10, and IL-18), and novel markers (klotho, KFL4, NANOG, and HIF1α). In contrast, HOXA5 expression was diminished following a hyperlipidemic diet. Both statin treatments significantly influenced the markers studied. Nevertheless, rosuvastatin administration resulted in a greater reduction in MYD88, NF-kB, chemokines (CCL4, CCL20, and CCR2), and interleukins IL-1β, IL-8, KLF4, NANOG, and HIF1α than fluvastatin. Fluvastatin, on the other hand, led to a stronger decrease in IL-4. Downregulation of IL-2 and IL-18 and upregulation of IFNβ and HOXA5 were comparable between the two statins. Notably, rosuvastatin had a stronger effect on the upregulation of klotho and IL-10. Conclusion: Overall, statin therapy significantly attenuated inflammatory, pluripotency, and klotho expression in myocardial tissue under atherogenic conditions. Our findings also highlight the differential efficacy of rosuvastatin over fluvastatin in curtailing proatherogenic inflammation, which could have profound implications for the clinical management of cardiovascular disease. [ABSTRACT FROM AUTHOR]
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- 2024
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56. Adaptive Turbulence Model for Leading Edge Vortex Flows Preconditioned by a Hybrid Neural Network.
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Zieher, Moritz and Breitsamter, Christian
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TURBULENCE ,COMPUTATIONAL fluid dynamics ,AEROSPACE industries - Abstract
Eddy-viscosity-based turbulence models provide the most commonly used modeling approach for computational fluid dynamics simulations in the aerospace industry. These models are very accurate at a relatively low cost for many cases but lack accuracy in the case of highly rotational leading edge vortex flows for mid to low aspect-ratio wings. An enhanced adaptive turbulence model based on the one-equation Spalart–Allmaras turbulence model is fundamental to this work. This model employs several additional coefficients and source terms, specifically targeting vortex-dominated flow regions, where these coefficients can be calibrated by an optimization procedure based on experimental or high-fidelity numerical data. To extend the usability of the model from single or cluster-wise calibrated cases, this work presents a preconditioning approach of the turbulence model via a neural network. The neural network provides a case-unspecific calibration approach, enabling the use of the model for many known or unknown cases. This extension enables aircraft design teams to perform low-cost Reynolds-averaged Navier–Stokes simulations with increased accuracy instead of complex and costly high-fidelity simulations. [ABSTRACT FROM AUTHOR]
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- 2024
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57. Mental Health Consultations in Immigration Detention: What Can We Learn From Clinical Records?
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Gonçalves, Leonel C., Heller, Patrick, Bachmann, Anne-Claire B., Barbolini, Jonathan, Fuhrer, Clara, Gétaz, Laurent, Luke, Eric, Wolff, Hans, and Baggio, Stéphanie
- Abstract
Objectives: Knowledge on mental health consultations in immigration detention and characteristics of people receiving consultations is scarce. Based on a sample of 230 adult men in immigration detention in Switzerland, we aimed to: (1) Quantify the proportion of persons receiving mental health consultations during detention; and (2) Identify socio-demographic and clinical characteristics associated with mental health consultations. Methods: Retrospective observational study with a cross-sectional design. Prevalence estimates, logistic regressions, and contingency tables were used to analyse the data. Results: A total of 30% of the sample received mental health consultations during detention. Time spent in immigration detention, mental health problems during detention, use of psychotropic medication, and self-harm were associated with mental health consultations. Although mental health consultations are provided to people with more severe mental health problems, 41% of persons with assessed mental health needs during the initial screening and 26% of those who self-harmed during detention did not receive mental health consultations. Conclusion: Mental health resources and screening procedures could be improved to ensure that mental health consultations are matched to clinical need in immigration detention settings. [ABSTRACT FROM AUTHOR]
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- 2024
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58. Recent Uses of Photogenerated Oxygen-Centered Radicals in Intermolecular C–O Bond Formation.
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Banoun, Camille, Magnier, Emmanuel, and Dagousset, Guillaume
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RADICALS (Chemistry) ,RADICALS ,SILYL enol ethers ,STYRENE derivatives - Abstract
This article explores recent advancements in intermolecular C-O bond formation using oxygen-centered radicals generated through photoredox catalysis. The unique reactivity of these radicals allows for the creation of new C-O bonds when added to unsaturated systems. The authors discuss different strategies and methodologies for achieving successful C-O bond formation using various oxygenated radicals, such as carbonyloxy radicals, fluoroalkoxy radicals, and alkoxy radicals. They provide examples of reactions and mechanisms, as well as the use of perfluoroalkoxy reagents for catalytic C-H trifluoromethoxylation. The article also discusses the synthesis of perfluoroalkoxy and monofluoromethoxy radicals and their application in functionalizing organic molecules. The authors highlight the compatibility of these methodologies with different functional groups and their potential for late-stage trifluoromethoxylation and monofluoromethoxylation. They also address limitations and challenges, such as the need for excess substrate and the formation of by-products. Ongoing research in the field is mentioned, including the exploration of new oxygen-centered radicals and radical acceptors. [Extracted from the article]
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- 2024
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59. Electrophysiological signatures of anxiety in Parkinson's disease.
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Yassine, Sahar, Almarouk, Sourour, Gschwandtner, Ute, Auffret, Manon, Fuhr, Peter, Verin, Marc, and Hassan, Mahmoud
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- 2024
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60. Screening and Prevention of Type 1 Diabetes: Where Are We?
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Simmons, Kimber M. and Sims, Emily K.
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TYPE 1 diabetes ,PATIENT care - Abstract
A diagnosis of type 1 diabetes (T1D) and the subsequent requirement for exogenous insulin treatment is associated with considerable acute and chronic morbidity and a substantial effect on patient quality of life. Importantly, a large body of work suggests that early identification of presymptomatic T1D can accurately predict clinical disease, and when paired with education and monitoring, can yield improved health outcomes. Furthermore, a growing cadre of effective disease-modifying therapies provides the potential to alter the natural history of early stages of T1D. In this mini review, we highlight prior work that has led to the current landscape of T1D screening and prevention, as well as challenges and next steps moving into the future of these rapidly evolving areas of patient care. [ABSTRACT FROM AUTHOR]
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- 2023
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61. Cracking the type 1 diabetes code: Genes, microbes, immunity, and the early life environment.
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Yau C and Danska JS
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- Humans, Animals, Insulin-Secreting Cells immunology, Insulin-Secreting Cells metabolism, Gene-Environment Interaction, Autoantibodies immunology, HLA Antigens genetics, HLA Antigens immunology, Mice, Disease Models, Animal, Risk Factors, Diabetes Mellitus, Type 1 immunology, Diabetes Mellitus, Type 1 genetics, Genetic Predisposition to Disease, Gastrointestinal Microbiome immunology, Autoimmunity
- Abstract
Type 1 diabetes (T1D) results from a complex interplay of genetic predisposition, immunological dysregulation, and environmental triggers, that culminate in the destruction of insulin-secreting pancreatic β cells. This review provides a comprehensive examination of the multiple factors underpinning T1D pathogenesis, to elucidate key mechanisms and potential therapeutic targets. Beginning with an exploration of genetic risk factors, we dissect the roles of human leukocyte antigen (HLA) haplotypes and non-HLA gene variants associated with T1D susceptibility. Mechanistic insights gleaned from the NOD mouse model provide valuable parallels to the human disease, particularly immunological intricacies underlying β cell-directed autoimmunity. Immunological drivers of T1D pathogenesis are examined, highlighting the pivotal contributions of both effector and regulatory T cells and the multiple functions of B cells and autoantibodies in β-cell destruction. Furthermore, the impact of environmental risk factors, notably modulation of host immune development by the intestinal microbiome, is examined. Lastly, the review probes human longitudinal studies, unveiling the dynamic interplay between mucosal immunity, systemic antimicrobial antibody responses, and the trajectories of T1D development. Insights garnered from these interconnected factors pave the way for targeted interventions and the identification of biomarkers to enhance T1D management and prevention strategies., (© 2024 The Author(s). Immunological Reviews published by John Wiley & Sons Ltd.)
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- 2024
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62. Rehabilitation after lumbar spine surgery in adults: a systematic review with meta-analysis.
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Manni, Tiziana, Ferri, Nicola, Vanti, Carla, Ferrari, Silvano, Cuoghi, Ilaria, Gaeta, Claudia, Sgaravatti, Isabella, and Pillastrini, Paolo
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SPINAL surgery ,LUMBAR vertebrae ,SPINAL stenosis ,LUMBAR pain ,REHABILITATION ,INTERVERTEBRAL disk hernias - Abstract
Background: The role of rehabilitation after surgery in patients with low back pain is well recognized. The aim of this systematic review is to summarize and update the existing evidence according to the type of clinical condition and rehabilitation approach. Methods: This systematic review included RCTs on the effectiveness of rehabilitation after surgery for lumbar disc herniation, spinal stenosis, and spondylolisthesis. We searched the literature for randomized controlled trials indexed in MEDLINE, Embase, CINHAL, CENTRAL, Scopus, PEDro, and Web of Science databases, up to April 15, 2023. We used Cochrane Risk of Bias 2.0 tool to assess each study. We conducted a quantitative synthesis when population, intervention, control, and outcome were sufficiently homogeneous; otherwise, we conducted a qualitative analysis. Results: Forty-five studies (3.036 subjects) were included and analyzed according to the population considered: lumbar stenosis (1 trial), spondylolisthesis (3 trials), and disc herniation (41 trials). Regarding lumbar stenosis, a supervised active exercise program appears to improve outcomes related to pain, disability, and quality of life both in the short- and mid-term (1 study, n = 60). Concerning spondylolisthesis, kinesiophobia is reduced in the home exercises group compared to usual care, at 3-months follow-up (3 studies, n = 98). For disk herniation, supervised exercises are better than non-supervised exercises to reduce pain (MD -1.14; 95% CIs -1.65, -0.62; 5 trials, n = 250) and disability (SMD -0.70; 95% CIs -1.14, -0.26; 4 trials, n = 175). Supervised exercises are better than advice in reducing pain (SMD -0.91; 95% CIs -1.61, -0.21; 5 trials, n = 341) and disability (SMD -0.80; 95% CIs -1.59, -0.01; 4 trials, n = 261), in the short-term. Supervised exercises are equal to no treatment in reducing pain and disability, at 3 and 6 months after intervention (2 trials, n = 166). These results are supported by a very low to low quality of evidence. Conclusions: Our research suggests that supervised exercise may be effective in improving patient's pain and disability after lumbar surgery, but RCTs regarding lumbar spinal stenosis and lumbar spondylolisthesis are still scarce, with significant heterogeneity of proposed interventions. [ABSTRACT FROM AUTHOR]
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- 2023
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63. Registration of 12 soft red winter partial waxy wheat germplasms carrying one or two null alleles at the Wx loci.
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Ma, Fengyun, Sturbaum, Anne, and Baik, Byung‐Kee
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WINTER wheat ,ALLELES ,LOCUS (Genetics) ,WHEAT products ,AMYLOSE ,WINTER ,WHEAT - Abstract
Partial waxy wheat (Triticum aestivum L.) with reduced starch amylose content is potentially desirable for making bread with maintained moistness and extended shelf life and noodles with improved sensory acceptance. The USDA‐ARS developed and released 12 soft red winter (SRW) partial waxy wheat germplasms—SWQL‐K‐A‐1 (Reg. no. GP‐1077, PI 702623), SWQL‐K‐B‐1 (Reg. no. GP‐1080, PI 702626), SWQL‐K‐D‐1 (Reg. no. GP‐1082, PI 702628), SWQL‐K‐AB‐1 (Reg. no. GP‐1078, PI 702624), SWQL‐K‐AD‐1 (Reg. no. GP‐1079, PI 702625), SWQL‐K‐BD‐2 (Reg. no. GP‐1081, PI 702627), SWQL‐W‐A‐5 (Reg. no. GP‐1083, PI 702629), SWQL‐W‐B‐1 (Reg. no. GP‐1086, PI 702633), SWQL‐W‐D‐2 (Reg. no. GP‐1088, PI 702636), SWQL‐W‐AB‐4 (Reg. no. GP‐1084, PI 702630), SWQL‐W‐AD‐2 (Reg. no. GP‐1085, PI 702631), and SWQL‐W‐BD‐1 (Reg. no. GP‐1087, PI 702634)—by the introgression of one or two null alleles at the Wx loci from a soft spring waxy wheat germplasm to two SRW wheat cultivars. Twelve partial waxy wheat germplasms were selected from backcross‐four or backcross‐five derivatives of SRW wheat cultivars 'Kristy' and 'Wilson' (99ID490/5*Kristy and 99ID490/6*Wilson, respectively) by marker‐assisted selection. The kernel hardness of partial waxy wheat germplasms in Kristy and Wilson backgrounds ranged from 62.7 to 64.3 and from 28.4 to 31.7, respectively, whereas that of the corresponding wild type was 58.6 and 30.3, respectively. Amylose contents of isolated starches ranged from 23.9% to 25.8% in single‐null partial waxy wheat germplasms, from 18.4% to 24.3% in double‐null partial waxy wheat germplasms, and from 26.8% to 27.1% in parents and wild types. These partial waxy wheat germplasms would be useful for the development of SRW partial waxy wheat cultivars adapted to the eastern region of the United States and extending the use of SRW wheat in products that require a reduced starch amylose content. Core Ideas: Twelve soft red winter partial waxy wheat germplasms were developed.Each germplasm carries one or two null alleles at the Wx loci.Starch amylose content of the germplasms ranges from 18.4% to 25.8%. [ABSTRACT FROM AUTHOR]
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- 2023
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64. A biomechanical view of epigenetic tumor regulation.
- Author
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Zhao, Boyuan and Lv, Yonggang
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EPIGENETICS ,TUMOR microenvironment ,TUMORS ,CLINICAL medicine - Abstract
The occurrence and development of tumors depend on a complex regulation by not only biochemical cues, but also biomechanical factors in tumor microenvironment. With the development of epigenetic theory, the regulation of biomechanical stimulation on tumor progress genetically is not enough to fully illustrate the mechanism of tumorigenesis. However, biomechanical regulation on tumor progress epigenetically is still in its infancy. Therefore, it is particularly important to integrate the existing relevant researches and develop the potential exploration. This work sorted out the existing researches on the regulation of tumor by biomechanical factors through epigenetic means, which contains summarizing the tumor epigenetic regulatory mode by biomechanical factors, exhibiting the influence of epigenetic regulation under mechanical stimulation, illustrating its existing applications, and prospecting the potential. This review aims to display the relevant knowledge through integrating the existing studies on epigenetic regulation in tumorigenesis under mechanical stimulation so as to provide theoretical basis and new ideas for potential follow-up research and clinical applications. Mechanical factors under physiological conditions stimulate the tumor progress through epigenetic ways, and new strategies are expected to be found with the development of epidrugs and related delivery systems. [ABSTRACT FROM AUTHOR]
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- 2023
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65. LncRNAs as Regulators of Atherosclerotic Plaque Stability.
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Petkovic, Aleksa, Erceg, Sanja, Munjas, Jelena, Ninic, Ana, Vladimirov, Sandra, Davidovic, Aleksandar, Vukmirovic, Luka, Milanov, Marko, Cvijanovic, Dane, Mitic, Tijana, and Sopic, Miron
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ATHEROSCLEROTIC plaque ,VASCULAR smooth muscle ,ACUTE coronary syndrome ,IMMUNOREGULATION ,LINCRNA ,EXTRACELLULAR matrix ,SMOOTH muscle contraction - Abstract
Current clinical data show that, despite constant efforts to develop novel therapies and clinical approaches, atherosclerotic cardiovascular diseases (ASCVD) are still one of the leading causes of death worldwide. Advanced and unstable atherosclerotic plaques most often trigger acute coronary events that can lead to fatal outcomes. However, despite the fact that different plaque phenotypes may require different treatments, current approaches to prognosis, diagnosis, and classification of acute coronary syndrome do not consider the diversity of plaque phenotypes. Long non-coding RNAs (lncRNAs) represent an important class of molecules that are implicated in epigenetic control of numerous cellular processes. Here we review the latest knowledge about lncRNAs' influence on plaque development and stability through regulation of immune response, lipid metabolism, extracellular matrix remodelling, endothelial cell function, and vascular smooth muscle function, with special emphasis on pro-atherogenic and anti-atherogenic lncRNA functions. In addition, we present current challenges in the research of lncRNAs' role in atherosclerosis and translation of the findings from animal models to humans. Finally, we present the directions for future lncRNA-oriented research, which may ultimately result in patient-oriented therapeutic strategies for ASCVD. [ABSTRACT FROM AUTHOR]
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- 2023
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66. Prevention of Type 1 Diabetes: Current Perspective.
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Pande, Arun K., Dutta, Deep, and Singla, Rajiv
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TYPE 1 diabetes ,AUTOIMMUNE diseases ,PANCREATIC beta cells ,SECONDARY prevention ,POOR families - Abstract
People living with type 1 Diabetes (T1D) and their families have poor perception of health related quality of life. Therapies for T1D are becoming better with time, but they still involve a lot of effort. Prevention of T1D, if successful, has potential to change lives of millions of families across the globe. Type 1 diabetes is an autoimmune disease with underlying genetic predisposition for autoimmunity against beta cell antigens upon exposure to an environmental trigger. Identifying underlying primary antigen responsible for initiating autoimmune cascade, avoiding environmental trigger and modifying immunity has all been used as strategies for preventing or delaying onset of type 1 diabetes. Primary prevention for type 1 diabetes is hindered by difficulty in identifying at-risk population and also due to lack of effective preventive strategy. Secondary prevention, in children with presence of autoimmunity, has recently received a boost with approval of Teplizumab, an immunity modifying drug by its Anti-CD3 action. Application of preventive strategies would also change based on country specific incidence, prevalence and availability of health resources. In current review, an update on preventive strategies for type 1 diabetes is being discussed as well as their applicability in Indian context. [ABSTRACT FROM AUTHOR]
- Published
- 2023
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67. Activation of XBP1 but not ATF6α rescues heart failure induced by persistent ER stress in medaka fish.
- Author
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Byungseok Jin, Tokiro Ishikawa, Makoto Kashima, Rei Komura, Hiromi Hirata, Tetsuya Okada, and Kazutoshi Mori
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- 2023
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68. Prevention of Type 1 Diabetes in Children: A Worthy Challenge?
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Ingrosso, Diletta Maria Francesca, Quarta, Maria Teresa, Quarta, Alessia, and Chiarelli, Francesco
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- 2023
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69. Development of Conventional Multiplex PCR Assays for the Identification of 21 West Palaearctic Biting Midge Taxa (Diptera: Ceratopogonidae) Belonging to the Culicoides Subgenus Culicoides , including Recently Discovered Species and Genetic Variants.
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Dähn, Oliver, Werner, Doreen, Mathieu, Bruno, and Kampen, Helge
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CULICOIDES ,GENETIC variation ,CERATOPOGONIDAE ,CYTOCHROME oxidase ,DIPTERA ,PALEARCTIC ,DNA primers ,ARTIFICIAL chromosomes ,SPECIES - Abstract
In 2006 and 2011, two biting-midge-borne arboviruses of high veterinary importance emerged for the first time in Central Europe: bluetongue virus (BTV) and Schmallenberg virus (SBV). Members of the native Obsoletus and Pulicaris Groups were soon identified as the potential vectors. However, despite several years of extensive taxonomic research on these groups, correct species identification and differentiation from closely related species are still challenging due to isomorphic features, the existence of cryptic species and obsolete PCR identification assays. At present, 17 valid West Palaearctic biting midge species of the Culicoides subgenus Culicoides, including the Pulicaris Group, are known, and additional genetic variants have been described. For many of them, no identification tests are available, and their roles in disease transmission have remained unknown. In this study, 465 GenBank DNA sequence entries of the mitochondrial cytochrome c oxidase subunit I (COI) gene were used to design PCR primers as specific genetic markers for 21 West Palaearctic biting midge taxa of the Culicoides subgenus Culicoides. During their validation with DNA from field-collected biting midges and synthetic DNA from biting midge genotypes not available from the field, all primers detected their target taxa, while few showed cross-reactions. Our results indicate the great potential of the new primers in PCR assays and clearly demonstrate the suitability of the COI gene as an excellent marker for the identification of different biting midge species and genetic variants of the Culicoides subgenus Culicoides. [ABSTRACT FROM AUTHOR]
- Published
- 2023
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70. Advances in Understanding the Human Gut Microbiota and Its Implication in Pediatric Celiac Disease—A Narrative Review.
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Lupu, Vasile Valeriu, Trandafir, Laura Mihaela, Raileanu, Anca Adam, Mihai, Cristina Maria, Morariu, Ionela Daniela, Starcea, Iuliana Magdalena, Mocanu, Adriana, Butnariu, Lacramioara Ionela, Stoleriu, Gabriela, Salaru, Delia Lidia, Chisnoiu, Tatiana, Munteanu, Dragos, Mitrofan, Costica, and Lupu, Ancuta
- Abstract
Celiac disease (CD) is a multifactorial disorder, defined by a complex interplay of genetic and environmental factors. Both genetic predisposition and dietary exposure to gluten are essential factors in triggering CD. However, there is proof that their presence is necessary, but not sufficient, for disease development. Through gut microbiota modulation, several additional environmental factors have shown their potential role as co-factors in CD pathogenesis. The aim of this review is to illustrate the possible mechanisms that stand behind the gut microbiota's involvement in CD pathogenesis. Furthermore, we discuss microbiota manipulation's potential role as both a preventative and therapeutic option. The available literature provides evidence that even before CD onset, factors including cesarean birth and formula feeding, as well as intestinal infection exposure, amplify the risk of CD in genetically predisposed individuals, due to their influence on the intestinal microbiome composition. Active CD was associated with elevated levels of several Gram-negative bacterial genera, including Bacteroides, Escherichia, and Prevotella, while beneficial bacteria such as lactobacilli and bifidobacteria were less abundant. Viral and fungal dysbiosis has also been described in CD, evidencing specific taxa alteration. A gluten-free diet (GFD) may improve the clinical symptoms and duodenal histopathology, but the persistence of intestinal dysbiosis in CD children under a GFD urges the need for additional therapy. Probiotics, prebiotics, and fecal microbial transplant have demonstrated their efficacy in restoring gut microbiota eubiosis in adult CD patients; however, their efficacy and safety as adjunctive therapies to a GFD in pediatric patients needs further investigation. [ABSTRACT FROM AUTHOR]
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- 2023
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71. Mutual Regulation of ncRNAs and Chromatin Remodeling Complexes in Normal and Pathological Conditions.
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Bure, Irina V. and Nemtsova, Marina V.
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CHROMATIN-remodeling complexes ,GENETIC regulation ,CHROMATIN ,NON-coding RNA ,EPIGENETICS ,LINCRNA - Abstract
Chromatin remodeling is the one of the main epigenetic mechanisms of gene expression regulation both in normal cells and in pathological conditions. In recent years, a growing number of investigations have confirmed that epigenetic regulators are tightly connected and form a comprehensive network of regulatory pathways and feedback loops. Genes encoding protein subunits of chromatin remodeling complexes are often mutated and change their expression in diseases, as well as non-coding RNAs (ncRNAs). Moreover, different mechanisms of their mutual regulation have already been described. Further understanding of these processes may help apply their clinical potential for establishment of the diagnosis, prognosis, and treatment of the diseases. The therapeutic targeting of the chromatin structure has many limitations because of the complexity of its regulation, with the involvement of a large number of genes, proteins, non-coding transcripts, and other intermediary molecules. However, several successful strategies have been proposed to target subunits of chromatin remodeling complexes and genes encoding them, as well as the ncRNAs that regulate the operation of these complexes and direct them to the target gene regions. In our review, we focus on chromatin remodeling complexes and ncRNAs, their mutual regulation, role in cellular processes and potential clinical application. [ABSTRACT FROM AUTHOR]
- Published
- 2023
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72. Erratum.
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INTERVERTEBRAL disk displacement ,PHYSICAL therapy - Abstract
Erratum to Twelve-year follow-up of a randomized controlled trial of comprehensive physiotherapy following disc herniation operation. Owing to errors made at SAGE, the name of one of the authors of the following article was printed incorrectly.Ebenbichler GR, Inschlag S, Pflüger V, et al. Twelve-year follow-up of a randomized controlled trial of comprehensive physiotherapy following disc herniation operation Clinical Rehabilitation 2015; 29: 548–560 DOI:
10.1177/0269215514552032 [ABSTRACT FROM AUTHOR]- Published
- 2016
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73. Me, Myself and My Insula: An Oasis in the Forefront of Self-Consciousness.
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Tisserand, Alice, Philippi, Nathalie, Botzung, Anne, and Blanc, Frédéric
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INTEROCEPTION ,INSULAR cortex ,SELF-consciousness (Awareness) ,AUTOBIOGRAPHICAL memory ,SELF - Abstract
Simple Summary: The insula, or the fifth lobe of the brain, is involved in a wide variety of functions, including processes related to the self. The self is a complex construct comprising both a subjective–objective dimension and a temporal dimension. However, because of the lack of direct investigation, it remains unclear the way the insula is involved in the different aspects of the self. This review describes the insula from both an anatomical and a functional point of view, the self through its different dimensions and the way the insula is involved in the self, relying on studies in healthy controls and in various affections. Understanding the link between the insula and the self might lead to improvement in care provision. The insula is a multiconnected brain region that centralizes a wide range of information, from the most internal bodily states, such as interoception, to high-order processes, such as knowledge about oneself. Therefore, the insula would be a core region involved in the self networks. Over the past decades, the question of the self has been extensively explored, highlighting differences in the descriptions of the various components but also similarities in the global structure of the self. Indeed, most of the researchers consider that the self comprises a phenomenological part and a conceptual part, in the present moment or extending over time. However, the anatomical substrates of the self, and more specifically the link between the insula and the self, remain unclear. We conducted a narrative review to better understand the relationship between the insula and the self and how anatomical and functional damages to the insular cortex can impact the self in various conditions. Our work revealed that the insula is involved in the most primitive levels of the present self and could consequently impact the self extended in time, namely autobiographical memory. Across different pathologies, we propose that insular damage could engender a global collapse of the self. [ABSTRACT FROM AUTHOR]
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- 2023
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74. Cholesterol-Related lncRNAs as Response Predictors of Atorvastatin Treatment in Chilean Hypercholesterolemic Patients: A Pilot Study.
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Paez, Isis, Prado, Yalena, Loren, Pía, Ubilla, Carmen G., Rodríguez, Nelia, and Salazar, Luis A.
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LINCRNA ,ATORVASTATIN ,LIPID metabolism ,PILOT projects ,HYPERCHOLESTEREMIA - Abstract
Statins are currently the treatment of choice for hypercholesterolemia. However, wide interindividual variability has been observed in the response to treatment. Recent studies have reported the role of lncRNAs in the metabolism of lipids; nevertheless, there are few studies to date that show their role in the response to treatment with statins. Thus, the aim of this study was to assess the levels of expression of three lncRNAs (RP1-13D10.2; MANTIS; lncHR1) associated with genes involved in cholesterol homeostasis in leukocyte cells of hypercholesterolemic patients after treatment with atorvastatin and compare them with levels in subjects with normal cholesterol levels. A secondary aim was to assess the levels of expression in monocytic THP-1 cells differentiated to macrophages. The study included 20 subjects with normal cholesterol (NC) levels and 20 individuals with hypercholesterolemia (HC). The HC patients were treated with atorvastatin (20 mg/day/4 weeks). THP-1 cells were differentiated to macrophages with PMA and treated with different doses of atorvastatin for 24 h. Expression of lncRNAs was determined by RT-qPCR. The lncRNAs RP1-13D10.2 (p < 0.0001), MANTIS (p = 0.0013) and lncHR1 (p < 0.0001) presented increased expression in HC subjects compared with NC subjects. Furthermore, atorvastatin had a negative regulatory effect on the expression of lncHR1 (p < 0.0001) in HC subjects after treatment. In vitro, all the lncRNAs showed significant differences in expression after atorvastatin treatment. Our findings show that the lncRNAs tested present differential expression in HC patients and play a role in the variability reported in the response to atorvastatin treatment. Further research is needed to clarify the biological impact of these lncRNAs on cholesterol homeostasis and treatment with statins. [ABSTRACT FROM AUTHOR]
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- 2023
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75. A novel methodological approach for group classification during fission of a semi‐free‐ranging group of Japanese macaques (Macaca fuscata).
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Hammer, Roy, Stribos, Mathieu S., Boehm, Pia M., Pink, Katharina E., Herzele, Julia, Wallner, Bernard, Huffman, Michael A., Massen, Jorg J. M., and Pflüger, Lena S.
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JAPANESE macaque ,MACAQUES ,SOCIAL groups ,SOCIAL dynamics ,DEMOGRAPHIC characteristics ,GROUP process - Abstract
The self‐initiated split of a social group, known as fission, is a challenge faced by many group‐living animals. The study of group fission and the social restructuring process in real time provides insights into the mechanism of this biologically important process. Previous studies on fission in Japanese macaques (Macaca fuscata) assigned individuals to newly reorganized groups mainly using behavioral observations and group attendance records based on periods before or after fission itself. Here, we present a novel framework for group classification during the process of fission that uses quantifiable behavioral variables and statistical analyses. The framework was tested on a group fission process at Affenberg Landskron (Austria), a park that housed around 160 semi‐free‐ranging Japanese macaques. The behavioral data were collected for 26 days during fission. We analyzed three behavioral developments recurrent in fissions in Japanese macaques, that is, independence of behavior, participation in group movements, and separation of nomadic ranges. These analyses were combined to assign individuals to different groups. Our study resulted in one main group (N = 33), one subgroup (N = 36) and 56 individuals whose group membership was still undefined. The demographic characteristics of these newly formed groups were comparable with those of fissioned groups in wild populations. Furthermore, we found that these newly forming groups showed early social dynamics of fission five months before group level movements, that is: grouping based on spatial proximity and spatial withdrawal of the subgroup to the periphery. These results underline the validity of our novel framework to study social dynamics in Japanese macaques during the process of fission. It represents an important addition to existing methods, and we recommend testing its scope in other primate societies. Research Highlights: We studied semi‐free‐ranging Japanese macaques during group fissionOur applied methodology uses multiple behavioral variables for group classificationOur framework represents an important addition to existing methods used to study fission [ABSTRACT FROM AUTHOR]
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- 2023
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76. Proteins Adsorbed during Intraoperative Hemoadsorption and Their In Vitro Effects on Endothelium.
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Piskovatska, Veronika, Navarrete Santos, Alexander, Kalies, Katrin, Korca, Edina, Stiller, Markus, Szabó, Gábor, Simm, Andreas, and Wächter, Kristin
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SURGICAL therapeutics ,IN vitro studies ,ENDOTHELIAL cells ,WOUND healing ,CORONARY artery bypass ,BLOOD proteins ,ENDOTHELIUM ,CELL culture ,GENETIC mutation ,WESTERN immunoblotting ,CELL survival ,CELL motility ,MASS spectrometry ,GENES ,RESEARCH funding ,BLOOD filtration - Abstract
(1) Background: Hemoadsorption is a method of blood purification with a wide spectrum of indications. Pre-emptive use of hemoadsorption in patients undergoing heart surgery with cardiopulmonary bypass is considered to reduce the risk of postoperative systemic inflammatory response syndrome. The current study aimed to identify the spectrum of blood proteins adsorbed on the polymer matrix of the CytoSorb hemoadsorption system and to investigate their influence on cultured endothelial cells in vitro. (2) Methods: Adsorbers used for intraoperative hemoadsorption were obtained from patients undergoing on-pump valve surgery in acute endocarditis. Proteins were extracted from the adsorbers, purified, identified with mass-spectrometry and applied to cultured human aortic endothelial cells. (3) Results: A broad range of blood proteins were identified in the material eluted from the CytoSorb adsorber. When added to cultured ECs, these protein extracts caused severe reduction in cell viability and migration. After 24 h exposure, transcriptional changes with up-regulation of multiple metabolic regulators were observed and verified on the protein level. Genes responsible for control of mitosis were significantly down-regulated. (4) Conclusions: In summary, our data reveal that intraoperative hemoadsorption allows broad spectrum removal of a wide range of molecules eliciting endothelial damage. [ABSTRACT FROM AUTHOR]
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- 2023
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77. Diagnostic Approach to Enteric Disorders in Pigs.
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Luppi, Andrea, D'Annunzio, Giulia, Torreggiani, Camilla, and Martelli, Paolo
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SWINE ,ROTAVIRUSES ,SYMPTOMS ,TECHNICAL assistance ,DISEASE outbreaks ,TESTING laboratories ,SWINE breeding - Abstract
Simple Summary: Pig diarrhoea is one of the most frequent health problem in modern production, which can be associated with high mortality, decreased growth rates and an increase in treatment costs. The solution for an enteric disease requires a diagnosis which is based on diagnostic criteria, that must be respected to be reliable. The veterinary practitioner has the responsibility of making a final diagnosis, and based on this to make decisions concerning the management of swine health problems. The veterinary diagnostic laboratory can be an important support providing technical assistance in performing laboratory testing and consultancy activity. The aim of this paper is to focus on the diagnostic approach of enteric disorders in pigs, from sampling to the aetiological diagnosis, taking into consideration the diagnostic criteria for the various diseases and the methods considered to be the best choice for diagnosis. The diagnosis of enteric disorders in pigs is extremely challenging, at any age. Outbreaks of enteric disease in pigs are frequently multifactorial and multiple microorganisms can co-exist and interact. Furthermore, several pathogens, such as Clostridium perfrigens type A, Rotavirus and Lawsonia intracellularis, may be present in the gut in the absence of clinical signs. Thus, diagnosis must be based on a differential approach in order to develop a tailored control strategy, considering that treatment and control programs for enteric diseases are pathogen-specific. Correct sampling for laboratory analyses is fundamental for the diagnostic work-up of enteric disease in pigs. For example, histology is the diagnostic gold standard for several enteric disorders, and sampling must ensure the collection of representative and optimal intestinal samples. The aim of this paper is to focus on the diagnostic approach, from sampling to the aetiological diagnosis, of enteric disorders in pigs due to different pathogens during the different phases of production. [ABSTRACT FROM AUTHOR]
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- 2023
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78. Physiotherapy Interventions versus Surgical Interventions for Patients with Prolapsed Lumbar Intervertebral Disc (PLID): A Critical Review.
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Akter, Parvin, Hassan, Md Nazmul, and Hossain, Mohammad Anwar
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LUMBAR vertebrae surgery ,PROLAPSE of bodily organs ,CONSERVATIVE treatment ,INTERVERTEBRAL disk displacement ,PHYSICAL therapy ,TREATMENT effectiveness - Abstract
The most common predisposing factor for low back pain is a prolapsed lumber intervertebral disc. It is the most prevalent symptom in the modern population, albeit it was formerly the ancient curse of society, and it affects 80% of the population at some time in their lives. The goal of this study was to assess the efficacy of physiotherapy versus surgery for patients with prolapsed intervertebral disc. A thorough search of Medline, Embase, CINAHL, CENTRAL, and PEDro was done. Randomized control trial and prospective cohort study relevant to physiotherapy versus surgery, physiotherapy management alone, surgery among the lumbar disc herniation patients were included. Studies that were written in English and came out between 2006 and 2018 were enlisted using inclusion criteria. For screening, identified similar types of articles, avoid duplicate articles, and finally compare and contrast 5 articles. In the short-term, according to the majority of the articles, surgery was more beneficial than conservative treatment. However, there was no discernible difference between physiotherapy and surgery after a long period of observation, and the re-operation rate after surgery was 3%-20% within the first 1-2 years. Physiotherapy intervention had no adverse effects, whereas surgery had some adverse effects. In all circumstances, physiotherapy intervention is more effective than surgery. Physiotherapy interventions should be prescribed in a structured way. [ABSTRACT FROM AUTHOR]
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- 2023
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79. Cerebrospinal meningitis in the Colonial History of the Asante of Ghana.
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ADU-GYAMFI, Samuel, TOMDI, Lucky, and ASIAMAH, Phinehas
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HISTORY of colonies ,MENINGITIS ,COLONIAL administration ,ECONOMIC impact of disease ,DISEASE incidence - Abstract
The incidence of diseases in the Gold Coast (now Ghana) shaped encounters between colonial officials and indigenous people, yet this subject has merited minimum attention in the Ghanaian historiography. This paper examines the colonial healthcare interventions to combat the outbreak of cerebrospinal meningitis (CSM) in Asante and how the presence of the disease transformed the relationship between the people of Asante and Europeans. The outbreak of cerebrospinal meningitis (CSM) in Asante was sporadic especially in the early 1900s. The incidence of the disease in Asante was socially constructed and attributed to spiritual cause at its initial stages. The impact of the disease on economic and social activities prompted the colonial administration to take swift actions against its spread. The study provides detailed account on: the history of CSM in Asante during the colonial period; the nature of its spread; the colonial administration's strategies to combat the disease; and the effect of the disease on the socio-economic activities among the Asante people of Ghana. This paper argues that the fight against diseases in Asante; CSM in particular, required a synergy between local and institutional actions. [ABSTRACT FROM AUTHOR]
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- 2023
80. Systematic review: early feeding practices and the risk of coeliac disease. A 2022 update and revision.
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Szajewska, Hania, Shamir, Raanan, Stróżyk, Agata, Chmielewska, Anna, Zalewski, Bartłomiej M., Auricchio, Renata, Koletzko, Sibylle, Korponay‐Szabo, Ilma R., Mearin, M. Luisa, Meijer, Caroline, Ribes‐Koninckx, Carmen, and Troncone, Riccardo
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CELIAC disease ,INFANTS ,ANIMAL feeds ,RANDOMIZED controlled trials ,GLUTEN - Abstract
Summary: Background: The effects of early feeding practices on the risk of coeliac disease (CD) remain debated. Aims: To update evidence on these practices on the risk of CD and/or CD‐related autoimmunity (CDA), defined as anti‐transglutaminase or anti‐endomysial antibody positivity Methods: We searched MEDLINE, EMBASE and the Cochrane Library to May 2022 for randomised controlled trials (RCTs) and observational studies. Results: We included 36 publications (30 studies). In the population at genetic risk of developing CD (HLA DQ2/DQ8‐positive), exclusive or any breastfeeding and longer breastfeeding duration did not reduce the risk of developing CD/CDA during childhood. While a meta‐analysis of four case–control studies showed a decreased risk for CD when gluten was introduced during breastfeeding, this was not shown in RCTs and cohort studies. Age at gluten introduction was not associated with cumulative CD/CDA risk, although two RCTs suggested that earlier gluten introduction was associated with earlier CDA appearance. Evidence from six observational studies suggests that consumption of a higher amount of gluten at weaning and/or thereafter may increase CD risk. There is insufficient evidence to determine the amount of gluten associated with an increased CD/CDA risk. Regarding whether infant feeding practices modulate the risk conferred by different HLA genotypes results were inconsistent. Conclusions: For the population at genetic risk of CD, breastfeeding and age at gluten introduction have no effect on its cumulative incidence during childhood. There is some evidence for an effect of the amount of gluten consumed at weaning and/or thereafter on CD/CDA risk. [ABSTRACT FROM AUTHOR]
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- 2023
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81. La hipótesis de la saliencia aberrante: unificando la neurobiología y la fenomenología de la esquizofrenia.
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López-Silva, Pablo and Abarca, Maximiliano
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Copyright of Revista Latinoamericana de Psicopatologia Fundamental is the property of Associacao Universitaria de Pesquisa em Psicopatologia Fundamental and its content may not be copied or emailed to multiple sites or posted to a listserv without the copyright holder's express written permission. However, users may print, download, or email articles for individual use. This abstract may be abridged. No warranty is given about the accuracy of the copy. Users should refer to the original published version of the material for the full abstract. (Copyright applies to all Abstracts.)
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- 2023
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82. The endothelial-enriched lncRNA LINC00607 mediates angiogenic function.
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Boos, Frederike, Oo, James A., Warwick, Timothy, Günther, Stefan, Izquierdo Ponce, Judit, Lopez, Melina, Rafii, Diba, Buchmann, Giulia, Pham, Minh Duc, Msheik, Zahraa S., Li, Tianfu, Seredinski, Sandra, Haydar, Shaza, Kashefiolasl, Sepide, Plate, Karl H., Behr, Rüdiger, Mietsch, Matthias, Krishnan, Jaya, Pullamsetti, Soni S., and Bibli, Sofia-Iris
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LINCRNA ,ENDOTHELIAL cells ,CARDIOVASCULAR development ,ARTERIOVENOUS malformation ,SMALL interfering RNA ,GENETIC code - Abstract
Long non-coding RNAs (lncRNAs) can act as regulatory RNAs which, by altering the expression of target genes, impact on the cellular phenotype and cardiovascular disease development. Endothelial lncRNAs and their vascular functions are largely undefined. Deep RNA-Seq and FANTOM5 CAGE analysis revealed the lncRNA LINC00607 to be highly enriched in human endothelial cells. LINC00607 was induced in response to hypoxia, arteriosclerosis regression in non-human primates, post-atherosclerotic cultured endothelial cells from patients and also in response to propranolol used to induce regression of human arteriovenous malformations. siRNA knockdown or CRISPR/Cas9 knockout of LINC00607 attenuated VEGF-A-induced angiogenic sprouting. LINC00607 knockout in endothelial cells also integrated less into newly formed vascular networks in an in vivo assay in SCID mice. Overexpression of LINC00607 in CRISPR knockout cells restored normal endothelial function. RNA- and ATAC-Seq after LINC00607 knockout revealed changes in the transcription of endothelial gene sets linked to the endothelial phenotype and in chromatin accessibility around ERG-binding sites. Mechanistically, LINC00607 interacted with the SWI/SNF chromatin remodeling protein BRG1. CRISPR/Cas9-mediated knockout of BRG1 in HUVEC followed by CUT&RUN revealed that BRG1 is required to secure a stable chromatin state, mainly on ERG-binding sites. In conclusion, LINC00607 is an endothelial-enriched lncRNA that maintains ERG target gene transcription by interacting with the chromatin remodeler BRG1 to ultimately mediate angiogenesis. [ABSTRACT FROM AUTHOR]
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- 2023
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83. ISPAD Clinical Practice Consensus Guidelines 2022: Stages of type 1 diabetes in children and adolescents.
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Besser, Rachel E. J., Bell, Kirstine J., Couper, Jenny J., Ziegler, Anette‐G., Wherrett, Diane K., Knip, Mikael, Speake, Cate, Casteels, Kristina, Driscoll, Kimberly A., Jacobsen, Laura, Craig, Maria E., and Haller, Michael J.
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CONSENSUS (Social sciences) ,DISEASE progression ,GLYCOSYLATED hemoglobin ,PUBLIC health surveillance ,PROFESSIONAL practice ,MEDICAL screening ,TYPE 1 diabetes ,EVIDENCE-based medicine ,MEDICAL protocols ,INTERNATIONAL agencies ,GLUCOSE tolerance tests ,ENVIRONMENTAL exposure ,DISEASE risk factors ,CHILDREN ,ADOLESCENCE - Abstract
The article presents the discussion on guideline serving as an update to and replacement of the 2018 ISPAD consensus guideline on stages of type 1 diabetes (T1D). Topics include providing an evidence-based summary of recommendations for screening children for T1D risk and discuss potential opportunities for clinical trials designed to delay progression to Stage 3 T1D; and tools predicting T1D and response to interventions being improving.
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- 2022
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84. Applications of MALDI-TOF Mass Spectrometry to the Identification of Parasites and Arthropod Vectors of Human Diseases.
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Sánchez-Juanes, Fernando, Calvo Sánchez, Noelia, Belhassen García, Moncef, Vieira Lista, Carmen, Román, Raul Manzano, Álamo Sanz, Rufino, Muro Álvarez, Antonio, and Muñoz Bellido, Juan Luis
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MATRIX-assisted laser desorption-ionization ,ARTHROPOD vectors ,DISEASE vectors ,DESORPTION ionization mass spectrometry ,PARASITES ,MASS spectrometry ,MEDICAL microbiology - Abstract
Arthropod vectors and parasites are identified morphologically or, more recently, by molecular methods. Both methods are time consuming and require expertise and, in the case of molecular methods, specific devices. Matrix-assisted laser desorption ionization time-of-flight mass spectrometry (MALDI-TOF MS) identification of bacteria has meant a major change in clinical microbiology laboratories because of its simplicity, speed and specificity, and its capacity to identify microorganisms, in some cases, directly from the sample (urine cultures, blood cultures). Recently, MALDI-TOF MS has been shown as useful for the identification of some parasites. On the other hand, the identification of vector arthropods and the control of their populations is essential for the control of diseases transmitted by arthropods, and in this aspect, it is crucial to have fast, simple and reliable methods for their identification. Ticks are blood-sucking arthropods with a worldwide distribution, that behave as efficient vectors of a wide group of human and animal pathogens, including bacteria, protozoa, viruses, and even helminths. They are capable of parasitizing numerous species of mammals, birds and reptiles. They constitute the second group of vectors of human diseases, after mosquitoes. MALDI-TOF MS has been shown as useful for the identification of different tick species, such as Ixodes, Rhipicephalus and Amblyomma. Some studies even suggest the possibility of being able to determine, through MALDI-TOF MS, if the arthropod is a carrier of certain microorganisms. Regarding mosquitoes, the main group of vector arthropods, the possibility of using MALDI-TOF MS for the identification of different species of Aedes and Anopheles has also been demonstrated. In this review, we address the possibilities of this technology for the identification of parasites and arthropod vectors, its characteristics, advantages and possible limitations. [ABSTRACT FROM AUTHOR]
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- 2022
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85. Artificial Neural Network for Dimensionality Reduction and Its Application to Microwave Filters Inverse Modeling.
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Wu, Yang, Pan, Guangyuan, Lu, Di, and Yu, Ming
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MICROWAVE filters ,WAVEGUIDE filters ,ARTIFICIAL neural networks ,BIOLOGICAL neural networks ,INVERSE problems ,SUBSTRATE integrated waveguides - Abstract
The purpose of filters’ inverse modeling is to acquire the values of physical or geometrical parameters for the specified electrical response. In this article, a dimensionality reduction (DR) strategy is proposed through the artificial neural network (ANN) approach, for the first time, to simplify the filters’ inverse modeling. First, all physical/geometrical variables are divided into two parts, partial variables and other ones, through a selection mechanism, and only partial variables are to be determined in the inverse modeling solution. Then, an ANN for DR (DR-ANN) is constructed to form the relationship between partial variables and other ones for given electrical response. Third, the predicted partial variables are set as known input and then run the DR-ANN to acquire the value of remaining variables. The proposed DR-ANN framework can be easily introduced to many existing inverse modeling problems. Specifically, a multivalued neural network approach and a well-known differential evolutional (DE) optimization method are combined with DR-ANN. The improvement of the modified methods is demonstrated with some examples, including coupling matrix extraction and waveguide filter optimization. The experiment results show that the proposed solution is more robust with faster convergence in comparison with existing methods. [ABSTRACT FROM AUTHOR]
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- 2022
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86. Extramural vascular invasion as an independent prognostic marker in locally advanced rectal cancer: propensity score match pair analysis.
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Paul, Sonz, Arya, Supreeta, Mokul, Smruti, Baheti, Akshay, Kumar, Suman, Ramaswamy, Anant, Ostwal, Vikas, Chopra, Supriya, Saklani, Avanish, deSouza, Ashwin, Kazi, Mufaddal, and Engineer, Reena
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RECTAL cancer ,MAGNETIC resonance imaging ,PROGNOSIS ,PROGRESSION-free survival ,DIAGNOSTIC imaging - Abstract
Background: In rectal cancers, presence of extramural vascular invasion on MRI (mrEMVI) is associated with poor survival. The independent influence of mrEMVI in the presence of other prognostic factors has not been previously analyzed using match pair analysis. Patients and methods: Consecutive 92 patients having mrEMVI at presentation treated between January 2016 and December 2018 were matched with 92 patients (1:1) without mrEMVI. Matching parameters were T stage, mesorectal fascia involvement, and tumor differentiation. The presence and absence of mrEMVI were correlated to outcomes. An event was defined as locoregional failure or distant metastasis or poor response to chemoradiation rendering the rectal tumor as inoperable. Results: At 3 years, in the mrEMVI-positive cohort, 59% had an event and in the mrEMVI-negative cohort, 45% had an event (p = 0.026). Local control was 90.2% (12recurrences in 122 who underwent surgery), two recurrences in the mrEMVI-positive cohort and ten patients in the mrEMVI-negative cohort, which missed statistical significance (p = 0.06). Distant metastasis-free survival was significantly worse in the mrEMVI-positive cohort versus the mrEMVI-negative cohort (58.2% vs. 69.4%) (p = 0.022). Similarly, Overall survival was significantly inferior in mrEMVI-positive cohort compared to the mrEMVI-negative cohort (57% vs. 72.4%) (p = 0.02). The multivariate regression analysis confirmed the independent predictive value of mrEMVI. Conclusion: Extramural vascular invasion detected through MRI is an independent risk factor for distant metastasis in the locally advanced carcinoma rectum. Aggressive treatment regimens like total neoadjuvant treatment should be considered in these cases pending randomized control studies. [ABSTRACT FROM AUTHOR]
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- 2022
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87. Shear Stress and Metabolic Disorders—Two Sides of the Same Plaque.
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Jiang, Minchun, Ding, Huanyu, Huang, Yu, and Wang, Li
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- 2022
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88. Influence of the COVID-19 pandemic on causes for the development of carbon monoxide intoxications.
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Prost, Max, Eichhorn, David, Strelow, Hartmut, Schneppendahl, Johannes, Windolf, Joachim, and Dreyer, Sven
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COVID-19 pandemic ,CARBON monoxide ,HYPERBARIC oxygenation ,ATTEMPTED suicide ,LEAD poisoning - Abstract
Introduction: Several causes can lead to carbon monoxide (CO) intoxication. A first-line treatment option for such intoxications is hyperbaric oxygenation (HBO2) therapy. The COVID-19 pandemic has been changing everyday life in Germany since March 2020, mainly caused by statutory provisions. Our aim was to review whether these changes have an influence on the causes and frequency for the development of CO intoxication. Methods: We retrospectively analyzed the data of patients who were treated for CO intoxication in our institution between April 2019 and March 2021. Besides demographic data, we compared the overall number and documented causes for each CO intoxication in the period of April 2020 to March 2021 with the period between April 2019 and March 2020. Results: After applying inclusion and exclusion criteria, 139 patients were included. We found a significant decrease in the overall number of patients who needed treatment since the beginning of the COVID-19 pandemic. However, the share of CO intoxication caused by the indoor use of coal stoves, coal barbecue, or suicide attempts increased. In contrast, the share of cases caused by apartment or house fire, smoking waterpipe, or gas stoves decreased. Conclusion: The COVID-19 pandemic and the associated restrictions lead to a significant reduction in the number of patients in need for HBO2 therapy due to CO-Intoxication. The causes leading to CO intoxication also changed since the beginning of the COVID-19 pandemic. We observed a shift toward causes related to the indoor use of coal-fired stoves and barbecues as well as suicide attempts. [ABSTRACT FROM AUTHOR]
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- 2022
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89. Autoantibodies against ATP4A are a feature of the abundant autoimmunity that develops in first‐degree relatives of patients with type 1 diabetes.
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Zielmann, Marie‐Luise, Jolink, Manja, Winkler, Christiane, Eugster, Anne, Müller, Denise, Scholz, Marlon, Ziegler, Anette‐G., and Bonifacio, Ezio
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AUTOANTIBODIES ,TRANSGLUTAMINASES ,CONFIDENCE intervals ,TYPE 1 diabetes ,RISK assessment ,IMMUNITY ,GENOTYPES ,GASTRIC mucosa ,ANTIGENS - Abstract
Objective: Type 1 diabetes is associated with autoantibodies to different organs that include the gut. The objective of the study was to determine the risk of developing gastric parietal cell autoimmunity in relation to other autoimmunity in individuals with a family history of type 1 diabetes. Methods: Autoantibodies to the parietal cell autoantigen, H+/K+ ATPase subunit A (ATP4A) was measured in 2218 first‐degree relatives of patients with type 1 diabetes, who were prospectively followed from birth for a median of 14.5 years. All were also tested regularly for the development of islet autoantibodies, transglutaminase autoantibodies, and thyroid peroxidase autoantibodies. Results: The cumulative risk to develop ATP4A autoantibodies was 8.1% (95% CI, 6.6–9.6) by age 20 years with a maximum incidence observed at age 2 years. Risk was increased in females (HR, 1.9; 95% CI, 1.3–2.8; p = 0.0004), relatives with the HLA DR4‐DQ8/DR4‐DQ8 genotype (HR, 3.4; 95% CI, 1.9–5.9; p < 0.0001) and in participants who also had thyroid peroxidase autoantibodies (HR, 3.7; 95% CI, 2.5–5.5; p < 0.0001). Risk for at least one of ATP4A‐, islet‐, transglutaminase‐, or thyroid peroxidase‐autoantibodies was 24.7% (95% CI, 22.6–26.7) by age 20 years and was 47.3% (95% CI, 41.3–53.3) in relatives who had an HLA DR3/DR4‐DQ8, DR4‐DQ8/DR4‐DQ8, or DR3/DR3 genotype (p < 0.0001 vs. other genotypes). Conclusions: Relatives of patients with type 1 diabetes who have risk genotypes are at very high risk for the development of autoimmunity against gastric and other organs. [ABSTRACT FROM AUTHOR]
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- 2022
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90. Benzodiazepines in the Management of Seizures and Status Epilepticus: A Review of Routes of Delivery, Pharmacokinetics, Efficacy, and Tolerability.
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Kienitz, Ricardo, Kay, Lara, Beuchat, Isabelle, Gelhard, Sarah, von Brauchitsch, Sophie, Mann, Catrin, Lucaciu, Alexandra, Schäfer, Jan-Hendrik, Siebenbrodt, Kai, Zöllner, Johann-Philipp, Schubert-Bast, Susanne, Rosenow, Felix, Strzelczyk, Adam, and Willems, Laurent M.
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BENZODIAZEPINES ,STATUS epilepticus ,GABA receptors ,MEDICAL personnel ,RECTAL administration ,PHARMACOKINETICS ,GABA ,ANTICONVULSANTS ,LORAZEPAM ,MIDAZOLAM ,SEIZURES (Medicine) ,TRANQUILIZING drugs ,CLONAZEPAM ,DIAZEPAM - Abstract
Status epilepticus (SE) is an acute, life-threatening medical condition that requires immediate, effective therapy. Therefore, the acute care of prolonged seizures and SE is a constant challenge for healthcare professionals, in both the pre-hospital and the in-hospital settings. Benzodiazepines (BZDs) are the first-line treatment for SE worldwide due to their efficacy, tolerability, and rapid onset of action. Although all BZDs act as allosteric modulators at the inhibitory gamma-aminobutyric acid (GABA)
A receptor, the individual agents have different efficacy profiles and pharmacokinetic and pharmacodynamic properties, some of which differ significantly. The conventional BZDs clonazepam, diazepam, lorazepam and midazolam differ mainly in their durations of action and available routes of administration. In addition to the common intravenous, intramuscular and rectal administrations that have long been established in the acute treatment of SE, other administration routes for BZDs-such as intranasal administration-have been developed in recent years, with some preparations already commercially available. Most recently, the intrapulmonary administration of BZDs via an inhaler has been investigated. This narrative review provides an overview of the current knowledge on the efficacy and tolerability of different BZDs, with a focus on different routes of administration and therapeutic specificities for different patient groups, and offers an outlook on potential future drug developments for the treatment of prolonged seizures and SE. [ABSTRACT FROM AUTHOR]- Published
- 2022
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91. Preventing type 1 diabetes development and preserving beta-cell function.
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Mastrandrea, Lucy D. and Quattrin, Teresa
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- 2022
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92. Evaluation of Older Geriatric Patients Consulting the Thoracic Surgery Clinic from the Emergency Department During COVID-19.
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Akboga, Suleyman Anil, Hatipoglu, Merve, Gokce, Anil, Akkas, Yucel, Oguzturk, Hakan, and Kocer, Bülent
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OLDER patients ,THORACIC surgery ,SURGICAL clinics ,HOSPITAL emergency services ,GERIATRIC rehabilitation ,GERIATRIC surgery ,COVID-19 pandemic - Abstract
Copyright of Kafkas Journal of Medical Sciences / Kafkas Tıp Bilimleri Dergisi is the property of Kafkas Journal of Medical Sciences, Kafkas Tip Bilimleri Dergisi and its content may not be copied or emailed to multiple sites or posted to a listserv without the copyright holder's express written permission. However, users may print, download, or email articles for individual use. This abstract may be abridged. No warranty is given about the accuracy of the copy. Users should refer to the original published version of the material for the full abstract. (Copyright applies to all Abstracts.)
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- 2022
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93. Review article: Epidemiology of coeliac disease.
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Makharia, Govind K., Chauhan, Ashish, Singh, Prashant, and Ahuja, Vineet
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CELIAC disease ,EPIDEMIOLOGY ,CESAREAN section ,DISEASE incidence ,CONVENIENCE foods ,INGESTION ,GUT microbiome ,VIRAL antibodies - Abstract
Summary: Coeliac disease is an immune‐mediated disease caused by ingestion of gluten in genetically susceptible individuals. Coeliac disease has been thought to affect mainly people of European origin but subsequently many studies revealed that it affects people living in North America, Oceania, South America, Asia as well as Africa. The global pooled seroprevalence and prevalence of biopsy‐confirmed coeliac disease are 1.4% and 0.7% respectively. The pooled incidence rates in women and men are 17.4 (95% CI: 13.7‐21.1) and 7.8 (95% CI: 6.3‐9.2) per 100 000 person‐years respectively. The systematic reviews, based on many population‐based data, suggest that both the prevalence and the incidence of coeliac disease has increased over past three decades, which may be attributable not only to an increase in the detection rate (improvement in diagnostic tests, simplification of diagnostic criteria and increase in awareness about the disease) but also because of modernisation and globalisation related changes in the dietary practices including increase in the use of convenience food and dietary gluten. In addition to genetic factors, while there are many environmental risk factors, including age at the first introduction of gluten, breastfeeding, caesarean section, exposure to antibiotics and gut microbiome; the amount of gluten ingestion during early part of life, however, has been shown to increase the risk of coeliac disease, and this is relevant from the point of view of primary prevention. In this review, we have reviewed and summarised the literature, up till year 2021, related to the global and continent‐wise epidemiology and risk factors associated with coeliac disease. [ABSTRACT FROM AUTHOR]
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- 2022
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94. Evaluation of thermal infrared imaging from uninhabited aerial vehicles for arboreal wildlife surveillance.
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Mirka, Blair, Stow, Douglas A., Paulus, Gernot, Loerch, Andrew C., Coulter, Lloyd L., An, Li, Lewison, Rebecca L., and Pflüger, Lena S.
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THERMOGRAPHY ,WILDLIFE conservation ,JAPANESE macaque ,MACAQUES ,CAMOUFLAGE (Biology) ,WILDLIFE management ,INFRARED imaging - Abstract
An important component of wildlife management and conservation is monitoring the health and population size of wildlife species. Monitoring the population size of an animal group can inform researchers of habitat use, potential changes in habitat and resulting behavioral adaptations, individual health, and the effectiveness of conservation efforts. Arboreal monkeys are difficult to monitor as their habitat is often poorly accessible and most monkey species have some degree of camouflage, making them hard to observe in and below the tree canopy. Surveys conducted using uninhabited aerial vehicles (UAVs) equipped with thermal infrared (TIR) cameras can help overcome these limitations by flying above the canopy and using the contrast between the warm body temperature of the monkeys and the cooler background vegetation, reducing issues with impassable terrain and animal camouflage. We evaluated the technical and procedural elements associated with conducting UAV-TIR surveys for arboreal and terrestrial macaque species. Primary imaging missions and analyses were conducted over a monkey park housing approximately 160 semi-free-ranging Japanese macaques (Macaca fuscata). We demonstrate Repeat Station Imaging (RSI) procedures using co-registered TIR image pairs facilitate the use of image differencing to detect targets that were moving during rapid sequence imaging passes. We also show that 3D point clouds may be generated from highly overlapping UAV-TIR image sets in a forested setting using structure from motion (SfM) image processing techniques. A point cloud showing area-wide elevation values was generated from TIR imagery, but it lacked sufficient point density to reliably determine the 3D locations of monkeys. [ABSTRACT FROM AUTHOR]
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- 2022
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95. Cardio-Obstetrics: the Next Frontier in Cardiovascular Disease Prevention.
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Thakkar, Aarti, Hailu, Tigist, Blumenthal, Roger S., Martin, Seth S., Harrington, Colleen M., Yeh, Doreen DeFaria, French, Katharine A., and Sharma, Garima
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Purpose of Review: Internationally, cardiovascular disease (CVD) is the leading cause of death in women. With risk factors for CVD continuing to rise, early identification and management of chronic diseases such as hypertension, diabetes, and obstructive sleep apnea is necessary for prevention. Pregnancy is a natural stress test for women with risk factors who may be predisposed to CVD and offers a unique opportunity to not only recognize disease but also implement effective and long-lasting strategies for prevention. Recent Findings: Prevention begins before pregnancy, as preconception screening, counseling, and optimization of chronic diseases can improve maternal and fetal outcomes. Throughout pregnancy, women should maintain close follow-up, continued reevaluation of risk factors, with counseling when necessary. Continued healthcare engagement during the "fourth trimester," 3 months following delivery, allows clinicians to continue monitoring the evolution of chronic diseases, encourage ongoing lifestyle counseling, and connect women with primary care and appropriate specialists if needed. Unfortunately, this postpartum period represents a major care gap, as a significant proportion of most women do not attend their scheduled visits. Social determinants of health including decreased access to care and economic instability lead to increased risk factors throughout pregnancy but particularly play a role in poor compliance with postpartum follow-up. The use of telemedicine clinics and remote monitoring may prove to be effective interventions, bridging the gap between physicians and patients and improving follow-up for at-risk women. Summary: While many clinicians are beginning to understand the impact of CVD on women, screening and prevention strategies are not often implemented until much later in life. Pregnancy creates an opportunity to begin engaging women in cardiovascular protective strategies before the development of the disease. [ABSTRACT FROM AUTHOR]
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- 2022
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96. Enhanced procedures for mosquito identification by MALDI-TOF MS.
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Bamou, Roland, Costa, Monique Melo, Diarra, Adama Zan, Martins, Ademir Jesus, Parola, Philippe, and Almeras, Lionel
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MATRIX-assisted laser desorption-ionization ,DESORPTION ionization mass spectrometry ,MOSQUITOES ,IDENTIFICATION ,AEDES aegypti - Abstract
Background: In the last decade, an innovative approach has emerged for arthropod identification based on matrix-assisted laser desorption ionization time-of-flight mass spectrometry (MALDI-TOF MS). Increasing interest in applying the original technique for arthropod identification has led to the development of a variety of procedures for sample preparation and selection of body parts, among others. However, the absence of a consensual strategy hampers direct inter-study comparisons. Moreover, these different procedures are confusing to new users. Establishing optimized procedures and standardized protocols for mosquito identification by MALDI-TOF MS is therefore a necessity, and would notably enable the sharing of reference MS databases. Here, we assess the optimal conditions for mosquito identification using MALDI-TOF MS profiling. Methods: Three homogenization methods, two of which were manual and one automatic, were used on three distinct body parts (legs, thorax, head) of two mosquito laboratory strains, Anopheles coluzzii and Aedes aegypti, and the results evaluated. The reproducibility of MS profiles, identification rate with relevant scores and the suitability of procedures for high-throughput analyses were the main criteria for establishing optimized guidelines. Additionally, the consequences of blood-feeding and geographical origin were evaluated using both laboratory strains and field-collected mosquitoes. Results: Relevant score values for mosquito identification were obtained for all the three body parts assayed using MALDI-TOF MS profiling; however, the thorax and legs were the most suitable specimens, independently of homogenization method or species. Although the manual homogenization methods were associated with a high rate of identification on the three body parts, this homogenization mode is not adaptable to the processing of a large number of samples. Therefore, the automatic homogenization procedure was selected as the reference homogenization method. Blood-feeding status did not hamper the identification of mosquito species, despite the presence of MS peaks from original blood in the MS profiles of the three body parts tested from both species. Finally, a significant improvement in identification scores was obtained for field-collected specimens when MS spectra of species from the same geographical area were added to the database. Conclusion: The results of the current study establish guidelines for the selection of mosquito anatomic parts and modality of sample preparation (e.g. homogenization) for future specimen identification by MALDI-TOF MS profiling. These standardized operational protocols could be used as references for creating an international MS database. [ABSTRACT FROM AUTHOR]
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- 2022
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97. Impact of the COVID-19 pandemic on emergency outpatient consultations and admissions of non-COVID-19 patients (ECCO)—A cross-sectional study.
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Hangartner, Nina, Di Gangi, Stefania, Elbl, Christoph, Senn, Oliver, Bisatz, Fadri, and Fehr, Thomas
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During the first year of the COVID-19 pandemic, healthcare facilities worldwide struggled to adequately care for the increasing number of COVID-19 patients while maintaining quality of care for all other patients. The aim of this study was to investigate the displacement and underuse of non-COVID-19 patient care in a medical department of a tertiary hospital in Switzerland. In this retrospective cross-sectional study, internal medicine admissions from 2017 to 2020, emergency outpatient visits from 2019 to 2020 and COVID-19 admissions in 2020 were analyzed and compared using a regression model. Internal medicine admissions were also stratified by diagnosis. A questionnaire was used to assess the pandemic experience of local general practitioners, referring hospitals, and nursing homes. The total number of admissions decreased during the 1st and 2nd waves of the pandemic but increased between the two waves. Elective admissions decreased in 2020 compared to pre-pandemic years: they represented 25% of total admissions in 2020 versus 30% of the total admissions during 2017–2019, p <0.001. Admissions for emergency reasons increased: 71% in 2020 versus 65% in 2017–2019, p < 0.001. Emergency outpatient consultations decreased in 2020 compared to 2019, 62.77 (14.70), mean (SD), weekly visits in 2020 versus 74.13 (13.98) in 2019, p<0.001. Most general practitioners and heads of referring hospitals also reported a decrease in consultations, especially during the 1st wave of the pandemic. Mental illnesses, anxiety or burn-out were perceived in both patients and staff in general practices and nursing homes. In conclusion, the COVID-19 pandemic negatively affected the care of non-COVID-19 patients, particularly those with chronic illnesses. A shift of health care resources from non-COVID patients to COVID patients was observed. These findings could help institutions better manage such a situation in the future. [ABSTRACT FROM AUTHOR]
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- 2022
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98. Comparisons of cell proliferation and cell death from tornaria larva to juvenile worm in the hemichordate Schizocardium californicum.
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Bump, Paul, Khariton, Margarita, Stubbert, Clover, Moyen, Nicole E., Yan, Jia, Wang, Bo, and Lowe, Christopher J.
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CELL death ,CELL proliferation ,CELL populations ,CELL division ,LARVAE ,METAMORPHOSIS ,HOUGH transforms - Abstract
Background: There are a wide range of developmental strategies in animal phyla, but most insights into adult body plan formation come from direct-developing species. For indirect-developing species, there are distinct larval and adult body plans that are linked together by metamorphosis. Some outstanding questions in the development of indirect-developing organisms include the extent to which larval tissue undergoes cell death during the process of metamorphosis and when and where the tissue that will give rise to the adult originates. How do the processes of cell division and cell death redesign the body plans of indirect developers? In this study, we present patterns of cell proliferation and cell death during larval body plan development, metamorphosis, and adult body plan formation, in the hemichordate Schizocardium californium (Cameron and Perez in Zootaxa 3569:79–88, 2012) to answer these questions. Results: We identified distinct patterns of cell proliferation between larval and adult body plan formation of S. californicum. We found that some adult tissues proliferate during the late larval phase prior to the start of overt metamorphosis. In addition, using an irradiation and transcriptomic approach, we describe a genetic signature of proliferative cells that is shared across the life history states, as well as markers that are unique to larval or juvenile states. Finally, we observed that cell death is minimal in larval stages but begins with the onset of metamorphosis. Conclusions: Cell proliferation during the development of S. californicum has distinct patterns in the formation of larval and adult body plans. However, cell death is very limited in larvae and begins during the onset of metamorphosis and into early juvenile development in specific domains. The populations of cells that proliferated and gave rise to the larvae and juveniles have a genetic signature that suggested a heterogeneous pool of proliferative progenitors, rather than a set-aside population of pluripotent cells. Taken together, we propose that the gradual morphological transformation of S. californicum is mirrored at the cellular level and may be more representative of the development strategies that characterize metamorphosis in many metazoan animals. [ABSTRACT FROM AUTHOR]
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- 2022
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99. Rosmarinic Acid Ameliorates Pulmonary Ischemia/Reperfusion Injury by Activating the PI3K/Akt Signaling Pathway.
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Luo, Wenbin, Tao, Yu, Chen, Shengnan, Luo, Hao, Li, Xiaoping, Qu, Shuang, Chen, Ken, and Zeng, Chunyu
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PI3K/AKT pathway ,REPERFUSION injury ,CELLULAR signal transduction ,ISCHEMIA ,REACTIVE oxygen species ,LACTATE dehydrogenase - Abstract
Pulmonary ischemia/reperfusion (IR) injury is the leading cause of acute lung injury, which is mainly attributed to reactive oxygen species (ROS) induced cell injuries and apoptosis. Since rosmarinic acid (RA) has been identified as an antioxidant natural ester, this natural compound might protect against pulmonary IR injury. In this study, the mice were given RA daily (50, 75, or 100 mg/kg) by gavage for 7 days before the pulmonary IR injury. We found that hypoxemia, pulmonary edema, and serum inflammation cytokines were aggravated in pulmonary IR injury. RA pretreatment (75 and 100 mg/kg) effectively reversed these parameters, while 50 mg/kg RA pretreatment was less pronounced. Our data also indicated RA pretreatment mitigated the upregulation of pro-oxidant NADPH oxidases (NOX2 and NOX4) and the downregulation of anti-oxidant superoxide dismutases (SOD1 and SOD2) upon IR injury. In vitro studies showed RA preserved the viability of anoxia/reoxygenation (AR)-treated A549 cells (a human lung epithelial cell line), and the results showed the protective effect of RA started at 5 μM concentration, reached its maximum at 15 μM, and gradually decreased at 20–25 μM. Besides, RA pretreatment (15 μM) greatly reduced the lactate dehydrogenase release levels subjected to AR treatment. Moreover, the results of our research revealed that RA eliminated ROS production and reduced alveolar epithelial cell apoptosis through activating the phosphatidylinositol 3 kinase (PI3K)/protein kinase B (Akt) signaling pathway, which was supported by using wortmannin, because in the presence of wortmannin, the RA-mediated protection was blocked. Meanwhile, wortmannin also reversed the protective effects of RA in mice. Together, our results demonstrate the beneficial role of RA in pulmonary IR injury via PI3K/Akt-mediated anti-oxidation and anti-apoptosis, which could be a promising therapeutic intervention for pulmonary IR injury. [ABSTRACT FROM AUTHOR]
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- 2022
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100. Assessment of Effectiveness of Usage Complex Manual Therapy in Patients with Lumbar Flexion Dysfunction After Discectomy, in Comparison to Standard Physiotherapy Based on Physical Therapy, Balneotherapy and Sensorimotor Exercises.
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Mańko, Grzegorz, Sobański, Grzegorz, Czamara, Kamil, and Georgiew, Filip
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PHYSICAL therapy ,BALNEOLOGY ,DISCECTOMY ,RANGE of motion of joints ,EXPERIMENTAL groups - Abstract
Aim: The purpose of this study was to asset the effectiveness of complex manual therapy usage in patients with lumbar flexion dysfunction after discectomy, in comparison to standard physiotherapy based on physical therapy, balneotherapy and sensorimotor exercises. Material and methods: The study was conducted in the participation of 40 patients attending outpatient rehabilitation at ORNR "Krzeszowice" SP ZOZ. Participants were divided into two groups (control and experimental) each one including 20 people. The average patients' age was 52.75 (± 11.58). The patients had been medically examined before the rehabilitation process implementation and after its completion. The test was carried out using the patient's card, Laitinen's scale and mobility tests with a plurimeter. Rehabilitation has taken place for four weeks daily. The exercises of the patients from the experimental group were based on comprehensive manual therapy meanwhile the control group underwent a standard package of physical therapy, balneotherapy and sensorimotor exercises. Results: Two statistically significant phenomena were observed in both groups: decrease of pain in the lower spine and the range motion improvement, nevertheless, both results were significantly greater in the experimental group. Conclusions: Both therapeutic programs indicate an advantageous impact in terms of reducing pain and functioning in everyday life, but the manual therapy is much more effective. [ABSTRACT FROM AUTHOR]
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- 2022
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