3,135 results match your criteria: "David Geffen School of Medicine at University of California.[Affiliation]"

The role of long non-coding RNAs in fibroid pathogenesis remains largely unexplored. In a previous study, we found elevated XIST (X-inactive specific transcript) levels in fibroids, which sponged miR-29c and miR-200c, leading to the overexpression of their target genes. This study aimed to assess the therapeutic potential of XIST downregulation in fibroid treatment.

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Purpose: Community members and non-academic partners ("affected groups") were asked to identify factors that can influence public support, impede adoption, and mitigate challenges related to adopting local smoke-free multi-unit housing policies.

Approach: A series of key informant interviews were conducted with affected groups from a large U.S.

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Background: Six randomized trials have not detected a difference between intravenous alteplase plus endovascular thrombectomy and endovascular thrombectomy alone in stroke. Tenecteplase, a recombinant human tenecteplase tissue-type plasminogen activator, is a genetically modified variant of alteplase. It is unclear whether the outcomes are different if alteplase is replaced with tenecteplase.

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Initial Experience Using a Shear-Thinning Conformable Hydrogel Embolic.

J Vasc Interv Radiol

January 2025

Division of Interventional Radiology, Department of Radiology, David Geffen School of Medicine at University of California, Los Angeles, California. Electronic address:

A new conformable embolic agent (Obsidio; Boston Scientific, Marlborough, Massachusetts) is indicated for embolizing hypervascular tumors and treating peripheral vessel bleeding. It is a non-Newtonian hydrogel that becomes less viscous when shear force is applied. This retrospective study examined the safety and effectiveness of the shear-thinning embolic in a single-academic-center experience.

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Multiscale drug screening for cardiac fibrosis identifies MD2 as a therapeutic target.

Cell

December 2024

Stanford Cardiovascular Institute, Stanford University School of Medicine, Stanford, CA 94305, USA; Institute for Stem Cell Biology and Regenerative Medicine, Stanford University School of Medicine, Stanford, CA 94305, USA; Department of Medicine, Division of Cardiovascular Medicine, Stanford University School of Medicine, Stanford, CA 94305, USA. Electronic address:

Cardiac fibrosis impairs cardiac function, but no effective clinical therapies exist. To address this unmet need, we employed a high-throughput screening for antifibrotic compounds using human induced pluripotent stem cell (iPSC)-derived cardiac fibroblasts (CFs). Counter-screening of the initial candidates using iPSC-derived cardiomyocytes and iPSC-derived endothelial cells excluded hits with cardiotoxicity.

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Safety of Kidney Transplantation from Donors with HIV.

N Engl J Med

October 2024

From the Departments of Medicine (C.M.D., T.L., D.B., D.O., Y.E., F.N., A.D.R.), Surgery (N.D.), and Pathology (S.B., A.A.R.T.), Johns Hopkins University School of Medicine, Baltimore, the Department of Medicine, University of Maryland School of Medicine (J.B.), and the National Institute of Allergy and Infectious Diseases, National Institutes of Health, Bethesda (N.W., E.B., J.O., A.D.R.) - all in Maryland; the Department of Population Health, New York University (NYU) Grossman School of Medicine (A.M., D.L.S.), the Recanati-Miller Transplantation Institute, Mount Sinai Hospital (S.F.), the Department of Medicine, Icahn School of Medicine at Mount Sinai (M.M.R.), NYU Langone Transplant Institute (S.A.M., D.L.S.), the Department of Medicine, Columbia University Irving Medical Center (M.R.P.), and the Department of Medicine, Weill Cornell Medicine (C.B.S.) - all in New York; the Department of Medicine, Emory University, Atlanta (R.F.-M.); the Department of Medicine, Georgetown University, Washington, DC (A.G.); the Department of Surgery, University of California, San Francisco, San Francisco (P.S.), the Division of Infectious Diseases and Global Public Health, University of California, San Diego, La Jolla (S. Aslam), and the Department of Medicine, David Geffen School of Medicine at University of California, Los Angeles, Los Angeles (J.S.) - all in California; the Section of Transplant Nephrology, University of Alabama at Birmingham, Birmingham (S.M.); the Divisions of Infectious Diseases and Organ Transplantation, Northwestern University Feinberg School of Medicine (V.S.), and the Division of Infectious Diseases, Rush University Medical Center (C.A.Q.S.) - both in Chicago; the Division of Infectious Diseases, University of Miami Miller School of Medicine, Miami (M.I.M.); the Department of Medicine, Ochsner Health, New Orleans (J.H.); the Section of Infectious Diseases, Yale School of Medicine, New Haven, CT (M.M.); the Department of Medicine, University of Pittsburgh, Pittsburgh (G.H.), and the Department of Medicine, Perelman School of Medicine at the University of Pennsylvania (E.A.B.), and the Department of Medicine, Drexel University College of Medicine (K.R.), Philadelphia - all in Pennsylvania; the Department of Medicine, University of Texas Southwestern Medical Center (D.W.), and the Department of Medicine, Methodist Health System Clinical Research Institute (J.A.C.-L.) - both in Dallas; the Department of Medicine, Indiana University Health, Indianapolis (O.A.); the Department of Surgery, Massachusetts General Hospital, Boston (N.E.); the Department of Surgery, University of Arkansas for Medical Sciences, Little Rock (E.G.); and the Department of Medicine, University of Cincinnati College of Medicine, Cincinnati (S. Apewokin).

Article Synopsis
  • Kidney transplantation from HIV-positive donors to HIV-positive recipients is a growing practice, initiated under a 2016 U.S. law, and is currently being evaluated for broader clinical implementation.
  • An observational study involving 408 candidates at 26 U.S. centers assessed the safety and health outcomes of kidney transplants from both HIV-positive and HIV-negative donors to HIV-positive recipients, finding no significant difference in major health risks between the two donor groups.
  • Results indicated similar long-term survival rates, graft success, and complication rates across both groups, although recipients of kidneys from HIV-positive donors showed a higher incidence of HIV breakthrough infections.
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Hispanic/Latine college students are increasingly at high risk to experience self-injurious thoughts and behaviors (SITBs). This brief report examined SITB prevalence rates among a national sample of Hispanic/Latine college students, with specificity to sub-group characteristics. : Hispanic college students across 139 institutions from a national survey of college student mental health (Healthy Minds Study) in the US ( = 12,499).

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Immunocytochemistry assessment of vocal fold regeneration after cell-based implant in rabbits.

Laryngoscope Investig Otolaryngol

October 2024

Research Service Greater Los Angeles VAHS Los Angeles California USA.

Article Synopsis
  • The study explores the use of cell-based outer vocal fold replacement (COVR) for severe vocal fold scarring or cancer recovery, specifically using human adipose-derived stem cells (ASC) in rabbits.
  • Immunocytochemistry was employed to analyze samples taken two months post-implantation, focusing on markers for human cells and other cellular features.
  • The results indicate that implanted human ASC persist and some express CD31, while smooth muscle actin was present across all samples, suggesting a mix of implanted and host cells creating a hybrid vocal fold structure.
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Article Synopsis
  • The study aimed to assess how effective track cautery is during lung microwave ablation (MWA) in minimizing adverse events after the procedure.
  • A total of 365 MWA sessions were analyzed, comparing patients who underwent track cautery during antenna removal to those who did not, evaluating post-procedural complications like pneumothorax and pleural effusion.
  • Results indicated that track cautery significantly reduced rates of enlarging pneumothorax, delayed pneumothorax, and pleural effusion, while factors like emphysema and tumor size were linked to higher adverse event rates.
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Objective: Computed tomography (CT) imaging of the temporal bone constitutes an integral element in the diagnostic workup of superior canal dehiscence (SCD). This study explores the utility of a clinically efficient method of manually estimating SCD size on CT imaging in predicting surgical outcomes.

Study Design: Cohort study.

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Objective: To investigate the state and trajectory of gender, racial, and academic authorship diversity in the otolaryngology clinical trial literature over the past 2 decades.

Study Design: Bibliometric analysis.

Setting: Otolaryngology clinical trial literature.

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Beyond borders: The global impact of violating reproductive human rights.

Int J Gynaecol Obstet

December 2024

Department of Obstetrics and Gynecology, University Unisanitas and Militar Nueva Granada, PMA Fertility Center, Bogotá, Colombia.

Article Synopsis
  • - The right to sexual health is a crucial aspect of the basic right to health, allowing individuals to make free choices about their sexual and reproductive health without facing discrimination.
  • - This right is interconnected with other human rights, such as access to information and equality, and its fulfillment enhances not only maternal and neonatal health but also the safety of healthcare workers and the delivery of essential medical services.
  • - Despite its importance, many individuals face violations of their sexual and reproductive rights due to increasing stigma and discrimination, particularly related to abortion and contraception, which FIGO aims to combat by advocating for accessible, equitable care and supporting vulnerable populations.
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Retinal ganglion cell vulnerability to pathogenic tau in Alzheimer's disease.

bioRxiv

September 2024

Department of Neurosurgery, Maxine Dunitz Neurosurgical Research Institute, Cedars-Sinai Medical Center, Los Angeles, CA, USA.

Article Synopsis
  • Pathological tau isoforms, particularly hyperphosphorylated tau at serine 396, and tau oligomers were found in the retinas of patients with mild cognitive impairment (MCI) and Alzheimer's disease (AD), indicating a potential link between tauopathy and retinal changes.
  • The study analyzed retinal cross-sections from 25 patients with MCI or AD and 16 cognitively normal controls, revealing a significant reduction in retinal ganglion cells (RGCs) and increased signs of cell distress in MCI and AD patients compared to controls.
  • Findings showed that higher amounts of pS396-tau in RGCs were strongly correlated with decreased RGC integrity and related to severity in cognitive decline, suggesting that retinal
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Article Synopsis
  • Finerenone is a non-steroidal mineralocorticoid receptor antagonist that shows promise in improving kidney and cardiovascular health for patients with chronic kidney disease (CKD) related to type 2 diabetes (T2D), as highlighted in the ongoing FINE-REAL study.
  • The study, which started in June 2022 and will continue until January 2028, involves a diverse group of patients from different healthcare settings, with a total of 556 enrolled and a median follow-up of 7 months noted by the analysis cutoff on June 13, 2023.
  • Findings indicate that a significant percentage of patients were on other kidney-protective medications when starting fineren
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Lifestyle intervention improves cognition and quality of life in persons with early Multiple Sclerosis.

Mult Scler Relat Disord

November 2024

Pacific Brain Health Center, 1301 20th St., Santa Monica, California, 90404, United States; Department of Psychiatry and Biobehavioral Sciences, David Geffen School of Medicine at University of California Los Angeles, Los Angeles, CA, USA. Electronic address:

Background: Lifestyle changes have been demonstrated to impact pathophysiology in Multiple Sclerosis (MS). Various diet and exercise protocols have been reported to improve symptoms and function in persons with MS. Evidence is accumulating that interventions as early as possible in the disease course are warranted.

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Introduction: Sepsis-induced degradation of endothelial glycocalyx heparan sulfate (HS) contributes to the pulmonary microvascular endothelial injury characteristic of acute respiratory distress syndrome (ARDS) pathogenesis. Our objectives were to (1) examine relationships between plasma indices of HS degradation and protein biomarkers of endothelial injury and (2) identify patient subgroups characterized by distinct profiles of HS degradation in children with ARDS. Methods: We analyzed prospectively collected plasma (2018-2020) from a cohort of invasively mechanically ventilated children (aged >1 month to <18 years) with ARDS.

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Otolaryngologists frequently serve as the first touchpoint for patients presenting with dermatologic conditions of the head and neck. This study aims to identify and quantify gaps in dermatologic training among otolaryngology residents, and to assess their diagnostic accuracy in comparison to dermatology residents. It comprised 14 multiple-choice questions focused on common dermatologic diagnoses related to the head and neck.

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Leveraging Community Pharmacies to Address Social Needs: A Promising Practice to Improve Healthcare Quality.

Pharmacy (Basel)

September 2024

Titus Family Department of Clinical Pharmacy, Alfred E. Mann School of Pharmacy and Pharmaceutical Sciences, University of Southern California, Los Angeles, CA 90089, USA.

Emerging research suggests that chronic conditions such as cardiovascular disease, diabetes, and asthma are often mediated by adverse social conditions that complicate their management. These conditions include circumstances such as lack of affordable housing, food insecurity, barriers to safe and reliable transportation, structural racism, and unequal access to healthcare or higher education. Although health systems cannot independently solve these problems, their infrastructure, funding resources, and well-trained workforce can be realigned to better address social needs created by them.

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Purpose This study aimed to determine the costs associated with prostatic artery embolization (PAE) performed in hospital and outpatient-based lab (OBL) settings. Methods Procedures were performed in similarly equipped procedure suites located within a tertiary hospital or OBL. Time-driven activity-based costing (TDABC) was utilized to calculate procedural costs incurred by the institution.

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Latent Autoimmune Diabetes in Adults (LADA) Occurring in a Patient with Primary Biliary Cholangitis.

Am J Med

January 2025

Division of Gastroenterology and Hepatology, Scripps Clinic, La Jolla, Calif; Department of Molecular and Experimental Medicine, The Scripps Research Institute, La Jolla, Calif.

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