26,546 results match your criteria: "Hadassah & The Hebrew University-Hadassah Medical School[Affiliation]"

G6PC2 controls glucagon secretion by defining the set point for glucose in pancreatic α cells.

Sci Transl Med

January 2025

Institute of Diabetes, Obesity, and Metabolism, Perelman School of Medicine, University of Pennsylvania, Philadelphia, PA 19104, USA.

Elevated glucagon concentrations have been reported in patients with type 2 diabetes (T2D). A critical role for α cell-intrinsic mechanisms in regulating glucagon secretion was previously established through genetic manipulation of the glycolytic enzyme glucokinase (GCK) in mice. Genetic variation at the glucose-6-phosphatase catalytic subunit 2 () locus, encoding an enzyme that opposes GCK, has been reproducibly associated with fasting blood glucose and hemoglobin A1c.

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Background And Aims: Limited data link manufactured sweeteners impact on metabolic dysfunction-associated steatotic liver disease (MASLD). We aimed to evaluate the effects of manufactured sugars (L-glucose) compared to natural sugars (D-glucose) on phenotype, molecular and metabolic changes in mice models fed with either regular diet (RD) or high fat diet (HFD).

Methods: C57BL/6 mice fed 16-weeks with either RD; 70% carbohydrate or HFD; 60% fat, with or without additional glucose (Glu, at 18% w/v) to drinking tap water at weeks 8-16; of either natural (D-Glu) or manufactured (L-Glu) sugars.

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The relationship of Mikkola, 1980; Mikkola, 1998; and Mikkola, 1998 is reconsidered based on 59 genitalia slides (37 males and 22 females) and 40 barcodes of adults collected from the type localities and areas in-between. Due to lack of stable morphologic differences, apart from the wing coloration of , and low genetic distance between the three, they are considered as three subspecies of : the nominotypical one and Included are photographs of all specimens covering 37 adults, and 28 male and 18 female genitalia, as well as a phylogenetic tree and a map showing collecting localities.

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Background: Phage therapy offers a promising alternative for treating serious infections, including diabetic foot ulcers (DFUs), through the lytic action of phages. This randomized double-blind study was conducted to evaluate the safety and tolerability of the TP-102 bacteriophage cocktail in patients with DFUs non-infected and infected with Staphylococcus aureus, Pseudomonas aeruginosa, and/or Acinetobacter baumannii.

Methods: Nineteen participants with DFUs were randomized after susceptibility testing.

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Molecular assessment of measurable residual disease (MRD) in NPM1-mutated AML patients is a powerful prognostic tool to identify the risk of relapse. There is limited data regarding MRD-guided decisions against alloSCT in elderly patients and FLT3-ITD co-mutation. We describe the outcome of NPM1-mutated AML patients in whom alloSCT was deferred based on ELN 2017 risk and MRD response.

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Objective: To assess the risk of postoperative complications and unanticipated healthcare encounters in octogenarians compared to younger patients following apical prolapse repair.

Design: Retrospective cohort study.

Settings: University-affiliated academic tertiary hospital center.

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Introduction: Facial burn injuries can compromise the airways in pediatric patients. Because prompt assessment of airway safety is a must, most assessment algorithms rely mainly on clinical judgment. There is little data on the value or utility of Fiber Optic Laryngoscopy (FOL) as an ancillary test.

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The effect of biological treatment on female fertility: A cohort study of women with rheumatoid arthritis and psoriatic arthritis.

Semin Arthritis Rheum

December 2024

The IVF Unit, Hadassah Medical Center Mount Scopus, Jerusalem, Israel; Department of Obstetrics and Gynecology, Faculty of Medicine, Hebrew University of Jerusalem, Jerusalem, Israel.

Objectives: To investigate female fertility in patients with rheumatoid arthritis (RA) exposed to biological drugs.

Methods: In this retrospective cohort study, based on an electronic health record database, 4517 women with RA were compared to 1415 patients with psoriatic arthritis (PsA). Patients were 18-40 years-of-age at diagnosis.

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Introduction: Single-cell RNA-seq (scRNA-seq) revolutionized our understanding of tissue complexity in health and disease and revealed massive transcriptional dysregulation across placental cell classes in early-onset, but not late-onset preeclampsia (PE). However, the multinucleated syncytium is largely inaccessible to cell dissociation. Nuclei isolation and single-nuclei RNA-seq may be preferable in the placenta; not least considering compatibility with long-term tissue storage.

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Background: To evaluate the clinical presentation, pathological features and outcomes of retinoblastoma based on the race of origin in a global cohort of patients.

Methods: Retrospective collaborative study of 1426 patients who underwent primary enucleation for retinoblastoma.

Results: Patients were grouped into Caucasians (n = 231, 16%), Asians (n = 841, 59%), Hispanics (n = 226, 16%), Arabs (n = 96, 7%) and Others (Africans, African Americans, Indigenous Australians; n = 32, 2%) cohorts.

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Supracondylar fractures of the humerus represent the most common surgical fractures in pediatric patients. There is a discourse regarding the influence of the surgeon training on treatment. Different studies show equivocal effect of subspecialty training.

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Galectin-3 secreted by triple-negative breast cancer cells regulates T cell function.

Neoplasia

December 2024

Felsenstein Medical Research Center, Beilinson Campus, Petah Tikva, Israel; Tel Aviv University, Faculty of Medicine and Health Sciences, Tel Aviv, Israel; Rabin Medical Center, Beilinson Campus, Petah Tikva, Israel; Davidoff Cancer Center, Beilinson Campus, Petah Tikva, Israel. Electronic address:

Triple-negative breast cancer (TNBC) is an aggressive subtype that accounts for 10-15 % of breast cancer. Current treatment of high-risk early-stage TNBC includes neoadjuvant chemo-immune therapy. However, the substantial variation in immune response prompts an urgent need for new immune-targeting agents.

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New Horizons in Myopia Management: Bridging Epidemiology and Clinical Innovation.

Vision (Basel)

December 2024

Shamir Medical Center, Department of Ophthalmology, Tel Aviv University, Zerifin 70300, Israel.

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Aims: In the EMPACT-MI trial, empagliflozin reduced heart failure (HF) hospitalizations but not mortality in acute myocardial infarction (MI). Contemporary reports of clinical event rates with and without type 2 diabetes mellitus (T2DM) in acute MI trials are sparse. The treatment effect of empagliflozin in those with and without T2DM in acute MI is unknown.

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Photobiomodulation (PBM) is a technology that has gained much attention in recent years regarding its potential application for stimulating wound healing, alleviating pain, reducing inflammation, and aiding in the restoration of function. Due to a scarcity of evidence in the literature regarding PBM for the treatment of burns, our objective of this study was to test whether treatment with PBM in hospitalized patients with second-degree burns accelerated recovery. A double-blind controlled study was conducted on nine patients with up to 15% second-degree burns who were hospitalized at Hadassah-Hebrew University Medical Center, Ein Kerem Campus, Jerusalem Israel, between July 2022 and November 2022.

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Aims: With respect to midwives and nurse-midwife populations (1) measure and (2) explore professional identity and (3) explore how the midwifery profession may be best represented in the public realm.

Design: Convergent Parallel Mixed-Methods Design.

Methods: A web-based survey was used to collect data from 860 midwives and nurse-midwives from 102 countries between February and July 2022.

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Objective: To upgrade cleaning and disinfection of patient rooms in a crowded emergency department (ED).

Setting: Tertiary referral hospital.

Design: Prospective, 3-component, before-and-after intervention study.

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Background: The management of Transcatheter Aortic Valve Implantation (TAVI) patients with a small aortic annulus (SAA) postures a substantial challenge, increasing the risk of patient- prosthesis mismatch (PPM) and overall mortality.

Aims: This study aimed to compare the hemodynamic and clinical outcomes of transcatheter balloon-expandable valve (BEV) versus transcatheter self-expandable valve (SEV) in SAA.

Methods: We conducted propensity score matching (PSM) of severe AS patients with SAA who underwent trans-femoral TAVR and enrolled to the Israeli TAVR registry between the years 2008 and 2023.

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Near-infrared imaging retinal diagnostic applications-a review.

Int Ophthalmol

December 2024

Centre for Eye Research Australia, Royal Victorian Eye and Ear Hospital, 32 Gisborne St, East Melbourne, Australia.

Objective: Near-infrared reflectance (NIR) is a commonly performed noncontact and rapid imaging technique. This paper reviews the clinical applications of NIR for diagnosing and monitoring retinal diseases.

Methods: A comprehensive search was conducted across the Pubmed database.

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RORc expressing immune cells negatively regulate tertiary lymphoid structure formation and support their pro-tumorigenic functions.

J Hepatol

December 2024

The Concern Foundation Laboratories at The Lautenberg Center for Immunology and Cancer Research, Israel-Canada Medical Research Institute, Faculty of Medicine, The Hebrew University, Jerusalem, Israel; Department of Pathology, Hadassah-Hebrew University Medical Center, Jerusalem, Israel. Electronic address:

Background And Aims: RORc-expressing immune cells play important roles in inflammation, autoimmune disease and cancer. They are required for lymphoid organogenesis and have been implicated in tertiary lymphoid structure (TLS) formation. TLSs are formed in many cancer types and have been correlated with better prognosis and response to immunotherapy.

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Health disparities in diabetes treatment: The challenge of G6PD deficiency.

Diabetes Res Clin Pract

January 2025

Leumit Research Institute, Leumit Health Services, Tel-Aviv, Israel; Adelson School of Medicine, Ariel University, Ariel, Israel.

Aims: To assess the impact of Glucose-6-phosphate dehydrogenase (G6PD) deficiency, an enzymatic deficiency prevalent in individuals of African or Asian descent, on Hemoglobin A1c (HbA1c) levels, diabetes medication purchases, and the cumulative incidence of diabetes related complications.

Methods: A large cohort study was conducted within a national health organization, comparing 3,913 G6PD-deficient patients to a matched control group without G6PD deficiency over two decades. The main measures and outcomes were the HbA1c levels, patterns of diabetes medication purchases, and the incidence of severe diabetes-related complications.

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