891,012 results match your criteria: "Faculty of Medical & Health Sciences Tel Aviv University[Affiliation]"

Hirschsprung's disease (HSCR) is characterized by congenital absence of ganglion cells in the gastrointestinal tract, which leads to impaired defecation, constipation and intestinal obstruction. The current diagnosis of HSCR is based on Rectal Suction Biopsies (RSBs), which could be complex in newborns. Occasionally, there is a delay in diagnosis that can increase the risk of clinical complications.

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Challenges and opportunities for statistical power and biomarker identification arising from rhythmic variation in proteomics.

NPJ Biol Timing Sleep

January 2025

Section of Chronobiology, School of Biosciences, Faculty of Health and Medical Sciences, University of Surrey, Guildford, GU2 7XH UK.

Time-of-day variation in the molecular profile of biofluids and tissues is a well-described phenomenon, but-especially for proteomics-is rarely considered in terms of the challenges this presents to reproducible biomarker identification. We provide a case study analysis of human circadian and ultradian rhythmicity in proteins, including in the complement and coagulation cascades and apolipoproteins, with PLG, CFAH, ZA2G and ITIH2 demonstrated as rhythmic for the first time. We also show that rhythmicity increases the risk of Type II errors due to the reduction in statistical power from increased variance, and that controlling for rhythmic time-of-day variation improves statistical power and reduces the chances of Type II errors.

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Purpose: This nationwide Danish cohort study compared overall survival (OS) between non-Western immigrant patients and Danish-born patients with lymphoma in Denmark. Furthermore, differences in clinical and socioeconomic variables were compared, and mediators of OS differences were explored to explain possible outcome differences.

Patients And Methods: The study included a total of 540 non-Western patients and 16,294 Danish-born patients diagnosed with lymphoma in the period 2000-2020.

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Introduction Dry eye and hyposalivation, often linked to Sjögren's syndrome (SS), are prevalent among adults. However, systemic diseases and their associated medications also play a role, as drug interactions can intensify the effects of certain medications. Objective To assess whether polypharmacy is associated with the co-occurrence of aqueous-deficient dry eye (ADDE) and hyposalivation in adults aged 50 years and older without SS.

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Introduction: The purpose of this study was to clarify the impact of an intervention combining exercise, lifestyle guidance, and community-building activities on the walking function of community-dwelling elderly individuals.

Methods: A total of 391 elderly participants (362 females, 29 males), aged 65 and above, were involved in a one-year intervention consisting of physical activities in a health exercise club, community-building activities, and dementia cafes. The walking function was assessed using an artificial intelligence (AI)-based gait analysis tool and health status was evaluated using a questionnaire.

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A 29-year-old paint sprayer presented with mild lower back pain and fatigue related to prolonged standing and repetitive tasks in the first few weeks of pregnancy. An initial assessment included a review of her workstation, evaluation of posture, and standard prenatal tests such as routine blood work and ultrasound. These investigations showed normal fetal development and no complications.

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Desmoplastic melanoma is a rare and distinct subtype of cutaneous melanoma, it presents diagnostic challenges due to the lack of specific clinical features and overlapping histopathological characteristics with other malignancies, which necessitate careful clinicopathological correlation and advanced immunohistochemical profiling. While surgical excision remains the cornerstone of treatment, advances in precision medicine, particularly immune checkpoint inhibitors, have shown promise in improving outcomes for unresectable and metastatic desmoplastic melanoma. We present a case study involving a 52-year-old woman misdiagnosed with a malignant peripheral nerve sheath tumor and later identified as desmoplastic melanoma through re-evaluation of histopathological and immunohistochemical findings.

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A 38-year-old paint technician who worked rotating shifts reported mild sleep disruptions and increased fatigue. The company's medical staff reviewed his work patterns, rest habits, and home environment. They introduced a personalized sleep hygiene program and adjusted his break schedule, allowing short, structured rest periods.

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A Unique Simulation Methodology for Practicing Clinical Decision Making.

J Med Educ Curric Dev

January 2025

Department of Health Policy and Management, Guilford Glazer Faculty of Business and Management, and School of Public Health, Faculty of Health Sciences, Ben-Gurion University of the Negev, Beer Sheva, Israel.

Background: While bedside teaching offers invaluable clinical experience, its availability is limited. Challenges such as a shortage of clinical placements and qualified teaching physicians, coupled with increasing medical student numbers, exacerbate this issue. Simulation-based learning encompasses varied educational values and has the potential to serve as an important tool in medical students' education.

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Introduction: Diffuse parenchymal lung diseases (DPLD) cover heterogeneous types of lung disorders. Among many pathological phenotypes, pulmonary fibrosis is the most devastating and represents a characteristic sign of idiopathic pulmonary fibrosis (IPF). Despite a poor prognosis brought by pulmonary fibrosis, there are no specific diagnostic biomarkers for the initial development of this fatal condition.

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Cancer is one of the leading causes of mortality around the world and most of our conventional treatments are not efficient enough to combat this deadly disease. Harnessing the power of the immune system to target cancer cells is one of the most appealing methods for cancer therapy. Nucleotide-based cancer vaccines, especially deoxyribonucleic acid (DNA) cancer vaccines are viable novel cancer treatments that have recently garnered significant attention.

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Purpose: In patients with end-stage renal disease (ESRD), infections, particularly pneumonias, are the most common cause of hospital admissions and death after cardiovascular diseases. It is recommended that dialysis patients receive the pneumococcal vaccine every five years and the influenza vaccine annually. Our study aims to determine the awareness and factors affecting influenza and pneumococcal vaccination rates in hemodialysis patients.

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Runx2 controls the osteogenic fate of growth plate chondrocytes.

Genes Dis

May 2025

Research Center for Computer-aided Drug Discovery, Shenzhen Institute of Advanced Technology, Chinese Academy of Sciences, Shenzhen, Guangdong 518055, China.

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Unlabelled: Parkinson's Disease (PD) is a neurodegenerative disorder that primarily affects persons aged 65 and older. It leads to a decline in motor function as a result of the buildup of abnormal protein deposits called Lewy bodies in the brain. Existing therapies exhibit restricted effectiveness and undesirable side effects.

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Background: Rapid, reproducible, and noninvasive diagnostic methods like Ultrasonography (US) and plethysmographic measurements such as the perfusion index (PI) and pleth variablity index (PVI) have great potential value for emergency trauma cases in which blood loss needs to be recognized quickly and accurately.

Objectives: We planned this study to evaluate the utility of US, PI, and PVI in detecting early-stage hemorrhage and mimicking volume replacement using a platelet apheresis model.

Methods: This prospective, observational study included 46 healthy platelet apheresis volunteers who met inclusion criteria.

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Inclusion of people with lived experience into various mental healthcare settings is rapidly increasing. In this article we explicate and address two challenges that hinder this development. First, a descriptive challenge: what is the unique and complementary epistemic contribution of people with lived experience in mental healthcare, precisely? Second, a normative challenge: how to evaluate these contributions of people with lived experience to mental healthcare? To address these challenges, we propose a novel conceptual 'lens' through which to understand the epistemic contributions of people with lived experience.

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From Atrial Small-conductance Calcium-activated Potassium Channels to New Antiarrhythmics.

Eur Cardiol

December 2024

Department of Biomedical Sciences, Faculty of Health and Medical Sciences, University of Copenhagen Copenhagen, Denmark.

Despite significant advances in its management, AF remains a major healthcare burden affecting millions of individuals. Rhythm control with antiarrhythmic drugs or catheter ablation has been shown to improve symptoms and outcomes in AF patients, but current treatment options have limited efficacy and/or significant side-effects. Novel mechanism-based approaches could potentially be more effective, enabling improved therapeutic strategies for managing AF.

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Objectives: Bacille Calmette-Guérin (BCG) vaccination has off-target effects on disease risk for unrelated infections and immune responses to vaccines. This study aimed to determine the immunomodulatory effects of BCG vaccination on immune responses to vaccines against SARS-CoV-2.

Methods: Blood samples, from a subset of 275 SARS-CoV-2-naïve healthcare workers randomised to BCG vaccination (BCG group) or no BCG vaccination (Control group) in the BRACE trial, were collected before and 28 days after the primary course (two doses) of ChAdOx1-S (Oxford-AstraZeneca) or BNT162b2 (Pfizer-BioNTech) vaccination.

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Chronobiology in breathlessness across 24 h in people with persistent breathlessness.

ERJ Open Res

January 2025

Department of Clinical Sciences, Division of Respiratory Medicine and Allergology, Lund University, Lund, Sweden.

https://bit.ly/3WVbCrF.

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Recently, the potential role of vitamins in cancer therapy has attracted considerable research attention. However, the reported findings are inconsistent, with limited information on the biochemical and molecular interactions of different vitamins in various cancer cells. Importantly, the presence of vitamin receptors in tumor cells suggests that vitamins play a significant role in the molecular and biochemical interactions in cancers.

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Background: Long non-coding ribonucleic acids (lncRNAs) regulate messenger RNA (mRNA) expression and influence cancer development and progression. Cuproptosis, a newly discovered form of cell death, plays an important role in cancer. Nonetheless, additional research investigating the association between cuproptosis-related lncRNAs and prostate cancer (PCa) prognosis is required.

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Purpose: In Norway, 5-year survival rates of patients with renal cell carcinoma (RCC) are increasing. The objective of this study was to describe the survival of real-world patients with metastatic RCC (mRCC) across Norway and to identify associated factors. The results may provide additional information on the benefits of tyrosine kinase inhibitors (TKIs) and immune checkpoint inhibitors (ICIs) in clinical practice.

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