29,059 results match your criteria: "Bulgaria; Lebanese University[Affiliation]"

Background: Adherence to the proper use of protective personal equipment (PPE) in health care facilities including public hospitals is challenging among sanitation workers(SWs) across the world in general and in developing countries in particular. Despite the emphasis inline up on various policies and guidelines for PPE use implementation, inconsistent use of PPE, disobedience to PPE regulations, negligence, ignorance, discomfort, and lacking infection prevention and control (IPC) practice have been identified as main associated factors. All these and other factors contributing for the non-compliance of PPE practice among SWs within the hospitals in nations with limited resources such as Ethiopia, as well as study regions.

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Steryl esters (SE) are a storage pool of sterols that accumulates in cytoplasmic lipid droplets and helps to maintain plasma membrane sterol homeostasis throughout plant growth and development. Ester formation in plant SE is catalyzed by phospholipid:sterol acyltransferase (PSAT) and acyl-CoA:sterol acyltransferase (ASAT), which transfer long-chain fatty acid groups to free sterols from phospholipids and acyl-CoA, respectively. Comparative mass spectrometry-based metabolomic analysis between ripe fruits and seeds of a tomato (Solanum lycopersicum cv Micro-Tom) mutant lacking functional PSAT and ASAT enzymes (slasat1xslpsat1) shows that disruption of SE biosynthesis has a differential impact on the metabolome of these organs, including changes in the composition of free and glycosylated sterols.

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Model organisms for investigating the functional involvement of NRF2 in non-communicable diseases.

Redox Biol

December 2024

Jacqui Wood Cancer Centre, Division of Cancer Research, School of Medicine, University of Dundee, Dundee, UK; Department of Pharmacology and Molecular Sciences and Department of Medicine, Johns Hopkins University School of Medicine, Baltimore, MD, USA.

Non-communicable chronic diseases (NCDs) are most commonly characterized by age-related loss of homeostasis and/or by cumulative exposures to environmental factors, which lead to low-grade sustained generation of reactive oxygen species (ROS), chronic inflammation and metabolic imbalance. Nuclear factor erythroid 2-like 2 (NRF2) is a basic leucine-zipper transcription factor that regulates the cellular redox homeostasis. NRF2 controls the expression of more than 250 human genes that share in their regulatory regions a cis-acting enhancer termed the antioxidant response element (ARE).

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Objectives: To assess immunogenicity and safety in patients with active rheumatoid arthritis (RA) transitioning from rituximab [US-licensed rituximab: Reference Product (RP); EU-approved rituximab: Reference Medicinal Product (RMP)] to DRL_RI (proposed rituximab biosimilar), in comparison to those continuing on RP/RMP.

Methods: This double-blind, randomized, Phase 3 study included 140 RA patients having prior exposure to RP/RMP; transitioned to DRL_RI (n = 70) or continued with RP/RMP (n = 70) for two 1000 mg infusions on Days 1 and 15. Assessments included Time-matched Rituximab Concentration (TMRC), anti-drug antibodies (ADAs), neutralizing antibodies (NAbs) and ADA titre over 12 weeks, and safety follow-up till 26 weeks.

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Objective: Randomized controlled trials (RCTs) are necessary to evaluate the efficacy of novel treatments for epilepsy. However, there have been concerning increases in the placebo responder rate over time. To understand these trends, we evaluated features associated with increased placebo responder rate.

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Background: The adoption of healthy self-care practices has proven necessary for professional life, as they often serve as a shield against stressors in the workplace. The COVID-19 pandemic created a high strain on general practitioners (GPs), contributing to increased workload, burnout, and anxiety. The present study aimed to identify self-care practices adopted by GPs amid the COVID-19 pandemic; and to explore the relationships between self-care practices and risk of distress.

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Article Synopsis
  • AI-CDSS are gaining traction in healthcare for resource allocation but introduce ethical dilemmas.
  • Semi-structured interviews with 23 healthcare professionals in Turkey revealed five key concerns, including the balance of efficiency and equity, the necessity for transparency in AI, and the effects on professional roles.
  • Findings stress the importance of ethical frameworks, improved understanding of AI among healthcare providers, and interdisciplinary cooperation to navigate these challenges effectively.
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Introduction: Previous studies have suggested an association between beta-cell and autonomic function and metabolic-associated fatty liver disease (MAFLD). We explored the association between controlled attenuated parameter (CAP) and insulin secretion and action, as well as sympathetic and parasympathetic activity in normal (NGT) and impaired (IGT) glucose tolerance.

Research Design And Methods: Twenty-five NGT (age 44.

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Article Synopsis
  • The text discusses the impact of pneumococcal conjugate vaccines (PCVs), specifically PCV10 and PCV13, on invasive pneumococcal disease (IPD) globally, highlighting how these vaccines have reduced the prevalence of disease caused by vaccine-type serotypes after extensive use.
  • It describes the methodology of data collection from various surveillance sites, which aimed to evaluate IPD cases that occurred five years after the vaccines were implemented, focusing on different age groups for analysis.
  • Findings indicate significant differences in serotype distribution between PCV10 and PCV13 sites; notably, certain serotypes, such as 19A and serotype 3, were prevalent in specific age groups, signaling ongoing challenges in controlling
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Physical urban environment and cardiometabolic diseases in the five largest Bulgarian cities.

Int J Hyg Environ Health

December 2024

Barcelona Institute for Global Health, Barcelona, Spain; Universitat Pompeu Fabra, Barcelona, Spain; CIBERESP, Madrid, Spain.

This study investigated the associations between residential environmental characteristics and the prevalence of cardiometabolic diseases in the five largest Bulgarian cities. Representative cross-sectional survey data (N = 4640 adults) was collected in Sofia, Plovdiv, Varna, Burgas, and Ruse. Participants self-reported diagnosis or medication intake for hypertension, ischemic heart disease (IHD), stroke, and diabetes mellitus, as well as domestic burning of solid fuel and having a domestic garden.

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Introduction: Cariprazine (CAR) is a potent dopamine receptor partial agonist antipsychotic approved by the EMA and the FDA. To address the uncertainty regarding the effectiveness of hormonal contraceptives during CAR co-administration and whether a second barrier method is necessary, a drug-drug interaction study with an oral contraceptive was conducted post-approval.

Methods: The phase I, fixed-sequence multicenter study involved two periods with 24 patients with schizophrenia, aiming to evaluate the effect of CAR on the pharmacokinetics (PK) of a combined oral contraceptive (COC) containing 30 μg ethinylestradiol (EE) and 150 μg levonorgestrel (LNG).

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Balancing increasing demand for wood products while also maintaining forest biodiversity is a paramount challenge. Europe's Biodiversity and Forest Strategies for 2030 attempt to address this challenge. Together, they call for strict protection of 10% of land area, including all primary and old growth forests, increasing use of ecological forestry, and less reliance on monocultural plantations.

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Bone tissue engineering demands advanced biomaterials with tailored properties. In this regard, composite scaffolds offer a strategy to integrate the desired functionalities. These scaffolds are expected to provide sufficient cellular activities while maintaining the required strength necessary for the bone repair for which they are intended.

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Background: This study evaluated the safety and efficacy of BioMime sirolimus-eluting stent (SES) system, with an ultra-low strut thickness (65 µm), in real-world all-comers population with coronary artery stenosis (CAD).

Methods: This was a post-marketing, multicenter, single-arm, observational clinical registry among patients undergoing intervention for CAD. Patients were clinically followed up at 1, 9, 12, and 24 months after the index percutaneous coronary intervention.

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Introduction: A harmonized clinical breakpoint for interpreting antimicrobial susceptibility testing of oxytetracycline in cattle is currently lacking in Europe. This study aimed to establish a pharmacokinetic/pharmacodynamic (PK/PD) cutoff to propose clinical breakpoints, facilitating reliable interpretation of antimicrobial susceptibility results in cattle.

Methods: A meta-analysis of oxytetracycline pharmacokinetic data from 69 cattle was conducted, including 1,730 plasma concentration samples from animals administered 20 mg/kg intramuscularly and/or 20 or 40 mg/kg intravenously.

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Vaccination for solid organ transplanted patients: Recommendations, efficacy, and safety.

World J Transplant

December 2024

Department of Epidemiology and Disaster Medicine, Medical University, University Hospital "St George", Plovdiv 4000, Bulgaria.

Solid organ transplant recipients face unique challenges in managing their immunosuppressed status, making vaccination a critical consideration. This review aimed to comprehensively analyze current recommendations, evaluate the efficacy of vaccinations in this population, and assess safety concerns. We explored the latest evidence on vaccine types, timing, and potential benefits for transplant patients, highlighting the importance of individualized approaches for routinely used vaccines as well as coronavirus disease 2019 vaccines.

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Background: Cannabis and its derivatives show encouraging therapeutic effects in the treatment of various diseases. However, further studies are needed to better assess their efficacy and safety. A promising base for research in the field of medicine and additional pharmacovigilance is social networks, in which experience and knowledge are exchanged between researchers, doctors, and patients, as well as information about the potential risks and benefits of using drugs for medical purposes is disseminated.

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Extended Active Space Ab Initio Ligand Field Theory: Applications to Transition-Metal Ions.

Inorg Chem

December 2024

Max-Planck-Institut für Kohlenforschung, Kaiser-Wilhelm-Platz 1, Mülheim an der Ruhr 45470, Germany.

Ligand field theory (LFT) is one of the cornerstones of coordination chemistry since it provides a conceptual framework in which a great many properties of d- and f-element compounds can be discussed. While LFT serves as a powerful qualitative guide, it is not a tool for quantitative predictions on individual compounds since it incorporates semiempirical parameters that must be fitted to experiment. One way to connect the realms of first-principles electronic structure theory that has emerged as particularly powerful over the past decade is the ab initio ligand field theory (AILFT).

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Standardized Assessment of Health-Related Quality of Life in Patients with Congenital Aniridia.

Klin Monbl Augenheilkd

December 2024

Dr. Rolf M. Schwiete Center for Limbal Stem Cell and Congenital Aniridia Research, Saarland University, Saarbrücken, Germany.

Introduction: Congenital aniridia is a rare panocular disorder that is associated with varying degrees of impairment of visual acuity. The COST Action (CA18116) developed a survey (aniridia-net.eu) to assess patient-reported experiences with congenital aniridia and its impacts on vision and daily life.

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Kenji F. Tanaka is a Professor in Brain Sciences at the Institute for Advanced Medical Research, Keio University School of Medicine in Japan. He has been conducting research on glial cells for more than 20 years and is an expert in cell-type-specific and time-controllable gene expression techniques.

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Background: The rapid advancement of medical technologies presents significant challenges for researchers and practitioners. While traditional clinical trials remain the gold standard, they are often limited by high costs, lengthy durations, and ethical constraints. In contrast, in-silico trials and digital twins have emerged not only as efficient and ethical alternatives but also as a complementary technology that can extend beyond classical trials to predict and design new strategies.

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This paper explores the influence of various camera settings on the quality of 3D reconstructions, particularly in indoor crime scene investigations. Utilizing Neural Radiance Fields (NeRF) and Gaussian Splatting for 3D reconstruction, we analyzed the impact of ISO, shutter speed, and aperture settings on the quality of the resulting 3D reconstructions. By conducting controlled experiments in a meeting room setup, we identified optimal settings that minimize noise and artifacts while maximizing detail and brightness.

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Risk Factors of Marginal Cord Insertion in Singleton Pregnancies: A Systematic Review and Meta-Analysis.

J Clin Med

December 2024

Third Department of Obstetrics and Gynecology, Faculty of Health Sciences, School of Medicine, Aristotle University of Thessaloniki, Agiou Dimitriou, 54124 Thessaloniki, Greece.

Article Synopsis
  • Marginal cord insertion (MCI) is considered a pathological condition that requires early diagnosis and understanding its risk factors can improve prenatal care.
  • A meta-analysis of 18 studies revealed that the prevalence of MCI in singleton pregnancies is 5.71%, identifying significant risk factors such as assisted reproductive technology, chronic hypertension, placenta previa, and nulliparity.
  • The analysis followed strict guidelines and methods to ensure quality, indicating that factors like smoking, maternal age, and prior Cesarean sections were not significantly associated with MCI.
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Inguinal-iliac-obturator lymph node dissection is essential in the treatment of patients with cutaneous melanoma exhibiting the clinical or radiological involvement of pelvic lymph nodes. The open procedure is associated with elevated mortality rates. Numerous minimally invasive approaches have been suggested to mitigate the impact of this surgery on the patient's quality of life.

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