1,900,555 results match your criteria: "CA; University of Southern California Norris Comprehensive Cancer Center[Affiliation]"

Validation framework for digital measures.

Front Toxicol

January 2025

Digital In Vivo Alliance (DIVA), Redwood City, CA, United States.

The adoption of digital measures in pharmaceutical research and development (R&D) presents an opportunity to enhance the efficiency and effectiveness of discovering and developing new therapeutics. For clinical measures, the Digital Medicine Society's (DiMe) V3 Framework is a comprehensive validation framework that encompasses verification, analytical validation, and clinical validation. This manuscript describes collaborative efforts to adapt this framework to ensure the reliability and relevance of digital measures for a preclinical context.

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Introduction: The Stigma Assessment and Reduction of Impact (SARI) Stigma Scale is an instrument developed to evaluate stigma in Leprosy patients. Despite existing versions in Indonesian, the absence of an endemic area language version of a reliable assessment tool presents a barrier to effective interventions in regions like Ambon. This study aims to evaluate the validity and reliability of the Ambonese-Malay Language of SARI Stigma Scale questionnaire.

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Vanishing twins, selection , and infant mortality in the United States.

Evol Med Public Health

January 2025

Department of Health, Society, and Behavior, Joe C. Wen School of Population and Public Health, University of California, Irvine, CA, USA.

Background And Objectives: Research to identify fetal predictors of infant mortality among singletons born in the United States (US) concludes that poorly understood and unmeasured "confounders" produce a spurious association between fetal size and infant death. We argue that these confounders include Vanishing Twin Syndrome (VTS)-the clinical manifestation of selection against frail male twins . We test our argument in 276 monthly conception cohorts conceived in the US from January 1995 through December 2017.

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Purpose: In prostate cancer patients, high radiation doses to the urethra have been associated with an increased risk of severe genitourinary toxicity following dose-escalated radiotherapy. Urethra-sparing techniques have emerged as a promising approach to reduce urinary toxicity. This international survey aims to evaluate current global practices in urethra-sparing and explore future directions for the implementation of this technique in external beam radiotherapy (EBRT) for prostate cancer.

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For university students, who are often under significant stress to perform well, sleep is particularly important, playing roles in learning and academic performance. Research demonstrates a relationship between hope and sleep quality. However, most work concerns Western samples, and the hope construct has been criticized for a Western bias.

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Background: In obstetrics and gynecology (OBGYN) research, gender disparities permeate through leadership, funding, promotion, mentorship, publishing, compensation, and publicity. Few studies have investigated OBGYN clinical trial leadership as it relates to investigator gender. Thus, we undertook an investigation of principal investigator (PI) gender and clinical trial success.

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Comprehensive prediction of potential spatiotemporal distribution patterns, priority planting regions, and introduction adaptability of in the Chinese region.

Front Plant Sci

January 2025

State Key Laboratory of Herbage Improvement and Grassland Agro-Ecosystems, Key Laboratory of Grassland Livestock Industry Innovation, Ministry of Agriculture and Rural Affairs, College of Pastoral Agriculture Science and Technology, Lanzhou University, Lanzhou, China.

The natural grassland in China is facing increasingly serious degradation. L., as an important native alpine grass, is widely used in the restoration and improvement of natural grassland.

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Introduction: Data from the Pediatric Rheumatology Care and Outcomes Improvement Network (PR-COIN) registry suggests that reliable collection of patient-reported outcomes (PROs) varies across sites. The objective of this study was to better understand the practices of collecting PROs at PR-COIN sites.

Methods: A REDCap survey was sent to the lead representative for each PR-COIN site.

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Cardiovascular complications are observed in up to one-third of patients with systemic sclerosis (SSc). Early identification and management of SSc-associated primary cardiac disease is often challenging, given the complex disease pathophysiology, significant variability in clinical presentation, and scarce disease-modifying therapeutics. Here, we review the molecular mechanisms involved in SSc-associated cardiac disease pathogenesis, novel diagnostic tools and emerging therapies.

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The Effect of Wing-Flashing Behavior on Prey Capture Performance of San Clemente Loggerhead Shrikes.

Integr Org Biol

December 2024

Department of Biological Sciences, California State University San Marcos, 333 S. Twin Oaks Valley Rd, San Marcos, CA 92096, USA.

Loggerhead shrikes () are medium-sized predatory songbirds that feed on arthropods and vertebrates. Prior to attacking their prey, shrikes have been observed performing "wing-flashing" behavior, consisting of rapid fluttering of the wings that seems to emphasize the white patches on their dorsal surfaces. We sought to quantify this behavior by analyzing videos of San Clemente loggerhead shrikes attacking insect and vertebrate prey, to understand whether and how wing-flashing affects prey capture performance.

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Gene model for the ortholog of glycogen synthase ( ) in the May 2017 (Princeton ASM75419v2/DsimGB2) Genome Assembly (GenBank Accession: GCA_000754195.3 ). This ortholog was characterized as part of a developing dataset to study the evolution of the Insulin/insulin-like growth factor signaling pathway (IIS) across the genus using the Genomics Education Partnership gene annotation protocol for Course-based Undergraduate Research Experiences.

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Peritoneal tuberculosis (TB) is a rare extrapulmonary form of TB that often mimics ovarian malignancy, posing diagnostic challenges. This report presents a 16-year-old Jordanian female with abdominal distension, weakness, anorexia, and night sweats. Initial imaging, including contrast-enhanced computed tomography (CT), revealed compartmentalized ascites, peritoneal thickening, and enlarged ovaries with masses, suggesting possible ovarian malignancy.

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Viscoelastic hydrogel combined with dynamic compression promotes osteogenic differentiation of bone marrow mesenchymal stem cells and bone repair in rats.

Regen Biomater

November 2024

Medical 3D Printing Center, Orthopedic Institute, Department of Orthopedic Surgery, The First Affiliated Hospital, Suzhou Medical College, Soochow University, Suzhou, Jiangsu 215000, PR China.

A biomechanical environment constructed exploiting the mechanical property of the extracellular matrix and external loading is essential for cell behaviour. Building suitable mechanical stimuli using feasible scaffold material and moderate mechanical loading is critical in bone tissue engineering for bone repair. However, the detailed mechanism of the mechanical regulation remains ambiguous.

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Objectives: To investigate the prevalence of spine symptoms and spine disability, self-care and care seeking behaviors in a random sample of Indigenous adults residing in Cross Lake, northern Manitoba, Canada.

Study Design And Setting: Orally administered survey in Cree or English to a representative sample of Pimicikamak citizens from the treaty ( = 150/1931 houses) and non-treaty ( = 20/92 houses) land, between May and July 2023. Questions ( = 154) were derived from the 2018 First Nations Regional Health Survey, 2020 Canadian Community Health Survey, and 2021 The Global Burden of Disease study, covering demographics, spine symptoms, chronic conditions, activity limitations, general health, self-care, medication, and satisfaction with care.

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Packed columns are commonly used in post-combustion processes to capture CO emissions by providing enhanced contact area between a CO-laden gas and CO-absorbing solvent. To study and optimize solvent-based post-combustion carbon capture systems (CCSs), computational fluid dynamics (CFD) can be used to model the liquid-gas countercurrent flow hydrodynamics in these columns and derive key determinants of CO-capture efficiency. However, the large design space of these systems hinders the application of CFD for design optimization due to its high computational cost.

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Factors associated with mortality in thoracic trauma patients in Cameroon.

Heliyon

January 2025

Data Science Center for the Study of Surgery, Injury, and Equity in Africa (D-SINE-Africa), University of Buea, Cameroon.

Background: Thoracic trauma is the third most common cause of death after abdominal injury and head trauma in polytrauma patients. The identification of a patient at risk of thoracic trauma mortality is necessary to avoid delays that may lead to morbidity and mortality. Therefore, the objective was to assess the factors associated with mortality among thoracic trauma patients in Cameroon.

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Background: Dynamic Coronary Roadmap (DCR) is a new PCI method that may reduce contrast dose and contrast-associated acute kidney injury (CA-AKI) risk. This paper evaluates DCR-guided PCI versus standard angiography PCI for contrast usage, procedure time, and CA-AKI risk.

Methods: On May 1, 2024, we searched PubMed, Scopus, Embase, Cochrane Library, and clinicaltrials.

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A new perspective on apoptosis: Its impact on meat and organoleptic quality in different animals.

Food Chem X

January 2025

Division of Food Technology & Nutrition, Sunmoon University, Asan-si 31460, South Korea.

Apoptosis serves as the initial phase in the conversion of muscle to meat, driving key biochemical and morphological changes in the postmortem muscle. To effectively improve and control meat quality across different animal species, it is important to gather more information on the mechanisms by which apoptotic potential, mediated through the interaction of apoptosis-related molecules, influences meat quality variations. The apoptotic potential, determined by the balance between apoptotic and anti-apoptotic molecules, such as Ca, cytochrome , caspases, and heat shock proteins, varies among different species.

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A comprehensive review of the neurological effects of anethole.

IBRO Neurosci Rep

June 2025

Department of Basic Sciences, Faculty of Veterinary Medicine, Shahrekord University, Shahrekord, Iran.

Since ancient times many countries have employed medicinal plants as part of traditional medicine. Anethole is a substance found in various plants and has two isomers, cis-anethole (CA) and trans-anethole (TA). Currently, the food industry extensively use anethole as an aromatic and flavoring component.

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Effect of long and short half-life PDE5 inhibitors on HbA1c levels: a systematic review and meta-analysis.

EClinicalMedicine

February 2025

Human Stem Cell and Genome Engineering Center, University of California Los Angeles David Geffen School of Medicine, UCLA - CHS 36 - 125/133/143 650 Charles E. Young Dr. South, Los Angeles, CA, 90095, USA.

Background: Phosphodiesterase 5 (PDE5) inhibitors, owing to their mechanism of action, have been gaining recognition as a potential case of drug repurposing and combination therapy for diabetes treatment. We aimed to examine the effect of long and short half-life PDE5 inhibitors have on Haemoglobin A1c (HbA1c) levels.

Methods: A systematic review and meta-analysis was conducted of randomised controlled trials (RCTs) in people with elevated HbA1c (>6%) to assess mean difference in HbA1c levels from baseline versus controls after any PDE5 inhibitor intervention of ≥4 weeks, excluding multiple interventions.

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Background: Small Intestinal Bacterial Overgrowth (SIBO) has been implicated in the pathophysiology of chronic liver disease (CLD). We conducted a systematic review and meta-analysis to assess and compare the prevalence of SIBO among CLD patients (with and without with complications of end stage liver disease) and healthy controls.

Methods: Electronic databases were searched from inception up to July-2024 for case-control studies reporting SIBO in CLD.

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Rationale & Objective: Atrial fibrillation (AF) is common in patients with kidney failure on hemodialysis (HD), but few patients receive oral anticoagulant (OAC) treatment. Availability of direct-target OACs starting in 2010 may have induced greater OAC initiation, but this has not been systematically studied.

Study Design: Retrospective cohort study.

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The mitochondria as a potential therapeutic target in cerebral I/R injury.

Front Neurosci

January 2025

Department of Neurology, Jiangxi Provincial People's Hospital, The First Affiliated Hospital of Nanchang Medical College, Nanchang, Jiangxi, China.

Ischemic stroke is a major cause of mortality and disability worldwide. Among patients with ischemic stroke, the primary treatment goal is to reduce acute cerebral ischemic injury and limit the infarct size in a timely manner by ensuring effective cerebral reperfusion through the administration of either intravenous thrombolysis or endovascular therapy. However, reperfusion can induce neuronal death, known as cerebral reperfusion injury, for which effective therapies are lacking.

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Effects of low acid-binding capacity specialty soy protein sources on nursery pig performance in a commercial environment.

Transl Anim Sci

December 2024

Department of Diagnostic Medicine/Pathobiology, College of Veterinary Medicine, Kansas State University, Manhattan, KS 66506-0201, USA.

Two experiments were conducted to determine the effects of low acid-binding capacity () specialty soy protein sources on weanling pig performance. In experiment 1, 2,260 pigs, initially weighed 6.7 kg, were used to determine the effects of low ABC soy proteins as a replacement to poultry meal () or spray-dried blood plasma ().

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Background: Population size estimation (PSE) for key populations is needed to inform HIV programming and policy.

Objective: This study aimed to examine the utility of applying a recently proposed method using Google Trend (GT) internet search data to generate PSE (Google Trends Population Size Estimate [GTPSE]) for men who have sex with men (MSM) in 54 countries in Africa, Asia, the Americas, and Europe.

Methods: We examined GT relative search volumes (representing the relative internet search frequency of specific search terms) for "porn" and, as a comparator term, "gay porn" for the year 2020.

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