11,786 results match your criteria: "Sackler School Of Medicine[Affiliation]"

Background: The ratio between early mitral flow wave to early diastolic mitral annulus velocity (E/e' ratio) varies according to age and sex and is associated with mortality in heart failure. We sought to describe the association between E/e' and mortality in patients with no apparent structural or functional cardiac abnormality and explore possible modifiers of this association.

Methods: A retrospective study of 104,315 patients who underwent echocardiographic evaluation during 2009-2021 in the largest tertiary center in Israel.

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Burnout among family medicine residents: a cross-sectional nationwide study.

Isr J Health Policy Res

January 2024

Department of Family Medicine and Siaal Research Center for Family Practice and Primary Care, The Haim Doron Division of Community Health, Faculty of Health Sciences, Ben-Gurion University of the Negev, POB 653, 84105, Beer-Sheva, Israel.

Background: In addition to pressures typical of other medical professions, family physicians face additional challenges such as building long-term relationships with patients, dealing with patients' social problems, and working at a high level of uncertainty. We aimed to assess the rate of burnout and factors associated with it among family medicine residents throughout Israel.

Methods: A cross sectional study based on a self-administered questionnaire.

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Background And Aims: Small-bowel (SB) capsule endoscopy (CE) is a first-line procedure for exploring the SB. Endoscopic GI PlacemenT (EGIPT) of SB CE is sometimes necessary. Although experience with EGIPT is considerable in pediatric populations, we aimed to describe the safety, efficacy, and outcomes of EGIPT of SB CE in adult patients.

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Background: The prevalence of medical illnesses is high among patients with psychiatric disorders. The current study aimed to investigate multi-comorbidity in patients with psychiatric disorders in comparison to the general population. Secondary aims were to investigate factors associated with metabolic syndrome and treatment appropriateness of mental disorders.

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Assessing the Impact of Percutaneous Nephrostomy Presence on Neoadjuvant Treatment Quality in Patients With Muscle Invasive Bladder Cancer.

Clin Genitourin Cancer

April 2024

Departments of Urology, Tel-Aviv Sourasky Medical Center, Tel-Aviv, Israel; Sackler School of Medicine, Tel-Aviv University, Tel Aviv, Israel.

Introduction: Symptomatic hydronephrosis associated with muscle invasive bladder cancer (MIBC) necessitates percutaneous nephrostomy (PCN) insertion before neoadjuvant chemotherapy (NAC). This study assesses the impact of PCN presence on standard intended NAC quality, its related complications and outcome after radical cystectomy (RC).

Materials And Methods: The study comprises a retrospective, multicenter cohort of 193 consecutive RCs performed between 2016 and 2019.

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Decidual-tissue-resident memory T cells protect against nonprimary human cytomegalovirus infection at the maternal-fetal interface.

Cell Rep

February 2024

Clinical Virology Unit, Hadassah Hebrew University Medical Center, Jerusalem, Israel; Lautenberg Center for General and Tumor Immunology, Faculty of Medicine, The Hebrew University, Jerusalem, Israel. Electronic address:

Article Synopsis
  • Congenital cytomegalovirus (cCMV) is a major cause of neurodevelopmental disabilities in infants, highlighting the need for better prevention strategies.
  • Researchers studied human CMV infection in decidual tissues from women with and without immunity, finding that those with preconception immunity show resistance to the virus and stimulate specific immune cells upon reinfection.
  • The study suggests that enhancing the immune response in decidual tissues could help develop a vaccine for cCMV and improve understanding of immune defenses at the maternal-fetal interface.
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Motivation: Polygenic risk scores (PRSs) predict individuals' genetic risk of developing complex diseases. They summarize the effect of many variants discovered in genome-wide association studies (GWASs). However, to date, large GWASs exist primarily for the European population and the quality of PRS prediction declines when applied to other ethnicities.

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We aim to evaluate the incidence of incontinence following laser endoscopic enucleation of the prostate (EEP) comparing en-bloc (Group 1) versus 2-lobe/3-lobe techniques (Group 2). We performed a retrospective review of patients undergoing EEP for benign prostatic enlargement in 12 centers between January 2020 and January 2022. Data were presented as median and interquartile range (IQR).

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Article Synopsis
  • * The study aimed to see how the number of pregnancies (parity) impacts the rate of spontaneous late preterm births (SLPTB) and related complications among different groups of mothers.
  • * Findings showed that first-time mothers (primiparas) have a higher risk of SLPTB and related complications compared to those with previous births (multiparas), indicating that more pregnancies may lead to better outcomes.
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MinD-RNase E interplay controls localization of polar mRNAs in E. coli.

EMBO J

February 2024

Department of Microbiology and Molecular Genetics, IMRIC, The Hebrew University Faculty of Medicine, P.O.Box 12272, 91120, Jerusalem, Israel.

The E. coli transcriptome at the cell's poles (polar transcriptome) is unique compared to the membrane and cytosol. Several factors have been suggested to mediate mRNA localization to the membrane, but the mechanism underlying polar localization of mRNAs remains unknown.

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Gestational diabetes mellitus and late preterm birth: outcomes with and without antenatal corticosteroid exposure.

Am J Obstet Gynecol MFM

March 2024

Division of Maternal-Fetal Medicine, Department of Obstetrics, Gynecology, and Reproductive Sciences, McGovern Medical School, The University of Texas Health Science Center at Houston, Houston, TX (Drs Nazeer, Chen, Chauhan, Blackwell, Sibai, and Fishel Bartal); Department of Obstetrics and Gynecology, Sheba Medical Center, Sackler School of Medicine, Tel Aviv University, Tel Aviv, Israel (Dr Fishel Bartal).

Background: Unlike pregestational diabetes mellitus, the American College of Obstetricians and Gynecologists recommends antenatal corticosteroids in those with gestational diabetes mellitus at risk for preterm birth. However, this recommendation is based on limited data, only 10.6% of the Antenatal Late Preterm Steroids study sample had gestational diabetes mellitus.

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The allosteric mechanism of mTOR activation can inform bitopic inhibitor optimization.

Chem Sci

January 2024

Computational Structural Biology Section, Frederick National Laboratory for Cancer Research Frederick MD 21702 USA +1-301-846-5579.

mTOR serine/threonine kinase is a cornerstone in the PI3K/AKT/mTOR pathway. Yet, the detailed mechanism of activation of its catalytic core is still unresolved, likely due to mTOR complexes' complexity. Its dysregulation was implicated in cancer and neurodevelopmental disorders.

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Background: Chromosomal-microarray-analysis (CMA) may reveal susceptibility-loci (SL) of varied penetrance for autism-spectrum-disorder (ASD) and other neurodevelopmental conditions. Attitudes of women/parents to disclosure of SL during pregnancy are understudied.

Methods: A multiple-choice questionnaire was distributed to postpartum women.

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A clinical predictive model for live birth in women of advanced age undergoing PGT cycles.

Arch Gynecol Obstet

March 2024

Racine In Vitro Fertilization Unit, Lis Maternity Hospital, Soraski Medical Centre, Tel Aviv, Israel.

Purpose: The trend of delaying childbirth has resulted in a growing number of advanced-aged women who are opting for preimplantation genetic testing (PGT) to screen for monogenic diseases or structural chromosomal rearrangements (PGT-M and PGT-SR). This increase in demand necessitates the development of a clinical predictive model for live birth outcomes in these women. Therefore, the objective of this study is to construct a comprehensive predictive model that assesses the likelihood of achieving a successful live birth in advanced-aged women undergoing PGT-M and PGT-SR treatments.

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Umbilical-portal-systemic venous shunt and intrauterine growth restriction: an inquiry from a prospective study.

Am J Obstet Gynecol

September 2024

Obstetrics and Gynecology Ultrasound Unit, Department of Obstetrics and Gynecology, Sheba Medical Center, Tel-Hashomer, Israel; Sackler School of Medicine, Tel Aviv University, Tel Aviv, Israel.

Background: The investigation of the fetal umbilical-portal venous system is based on the premise that congenital anomalies of this system may be related to adverse perinatal outcomes. Several small retrospective studies have reported an association between umbilical-portal-systemic venous shunts and intrauterine growth restriction. However, the prevalence of portosystemic shunts in the fetal growth restricted population is yet to be determined.

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Allosteric Activation of RhoA Complexed with p115-RhoGEF Deciphered by Conformational Dynamics.

J Chem Inf Model

February 2024

Computational Structural Biology Section, Frederick National Laboratory for Cancer Research in the Cancer Innovation Laboratory, National Cancer Institute, Frederick, Maryland 21702, United States.

The Ras homologue family member A (RhoA) is a member of the Rho family, a subgroup of the Ras superfamily. RhoA interacts with the 115 kDa guanine nucleotide exchange factor (p115-RhoGEF), which assists in activation and binding with downstream effectors. Here, we use molecular dynamics (MD) simulations and essential dynamics analysis of the inactive RhoA-GDP and active RhoA-GTP, when bound to p115-RhoGEF to decipher the mechanism of RhoA activation at the structural level.

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The thymus is a primary lymphoid organ that is essential for the establishment of adaptive immunity through generation of immunocompetent T cells. In response to various stress signals, the thymus undergoes acute but reversible involution. However, the mechanisms governing its recovery are incompletely understood.

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(1) Background: Over the past several years, there has been a renewed interest with regard to the effect of pre-operative vitamin D levels on post-surgical outcomes. Pre-operative vitamin D deficiency has been associated with many negative post-operative outcomes. However, the role of vitamin D in postoperative outcomes in colorectal liver metastasis (CRLM) resection is relatively uninvestigated.

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Background: To examine the effect of internal limiting membrane peeling on the inner retinal layers in patients without macular pathological condition.

Methods: A prospective nonrandomized trial of patients undergoing pars plana vitrectomy with internal limiting membrane peeling for pathologic condition outside the macula was performed. Optical coherence tomography including macular ganglion cell layer, inner plexiform layer, and peripapillary retinal nerve fiber layer imaging was performed before surgery, 1, 3, and 6 months postoperatively, and at the end of follow-up (ranges between 4 and 17 months).

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Mast-cell expressed membrane protein-1 is expressed in classical monocytes and alveolar macrophages in idiopathic pulmonary fibrosis and regulates cell chemotaxis, adhesion, and migration in a TGFβ-dependent manner.

Am J Physiol Cell Physiol

March 2024

Division of Pulmonary, Critical Care and Sleep Medicine, Department of Internal Medicine, Ubben Center for Pulmonary Fibrosis Research, Morsani College of Medicine, University of South Florida, Tampa, Florida, United States.

Mast-cell expressed membrane protein-1 (MCEMP1) is higher in patients with idiopathic pulmonary fibrosis (IPF) with an increased risk of death. Here we aimed to establish the mechanistic role of MCEMP1 in pulmonary fibrosis. We identified increased MCEMP1 expression in classical monocytes and alveolar macrophages in IPF compared with controls.

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Background: Endovascular treatment (EVT) with mechanical thrombectomy is the standard of care for large vessel occlusion (LVO) in acute ischemic stroke (AIS). The most common approach today is to perform EVT in a comprehensive stroke center (CSC) and transfer relevant patients for EVT from a primary stroke center (PSC). Rapid and efficient treatment of LVO is a key factor in achieving a good clinical outcome.

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Article Synopsis
  • - The study analyzed lung transplant (LTx) referral rates among patients with interstitial lung diseases (ILD) based on their pulmonary function tests (PFTs), finding that only 30.7% of eligible patients were referred for transplantation.
  • - Key criteria for referral included forced vital capacity (FVC) less than 80% and diffusion capacity for carbon monoxide (DLCO) less than 40%, with results showing that younger patients with worse lung function were more likely to be referred.
  • - The findings highlight a significant issue of under-referral for LTx among ILD patients, suggesting that more research is needed to address barriers and improve referral practices.
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