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Cell Mol Gastroenterol Hepatol
January 2025
Department of Medicine, University of Western Ontario, London, Ontario N6A 5W9, Canada; Verspeeten Family Cancer Centre, London Health Sciences Centre, London, Ontario, Canada. Electronic address:
Background And Aims: Loss of the tumor suppressor gene Apc in Lgr5+ intestinal stem cells results in aberrant Wnt signaling and colonic tumorigenesis. In the setting of injury, however, we and others have also shown that non-stem cells can also give rise to colonic tumors. The mechanism by which inflammation leads to cellular plasticity and cancer, however, remains largely unknown.
View Article and Find Full Text PDFNeurology
February 2025
Department of Medicine and Geriatrics, Tuen Mun Hospital, Hong Kong, People's Republic of China.
Background And Objectives: Mitochondrial disorders are multiorgan disorders resulting in significant morbidity and mortality. We aimed to characterize death-associated factors in an international cohort of deceased individuals with mitochondrial disorders.
Methods: This cross-sectional multicenter observational study used data provided by 26 mitochondrial disease centers from 8 countries from January 2022 to March 2023.
Science
January 2025
Smurfit Institute of Genetics, Trinity College Dublin, Dublin, Ireland.
The origins and prehistory of domestic sheep () are incompletely understood; to address this, we generated data from 118 ancient genomes spanning 12,000 years sampled from across Eurasia. Genomes from Central Türkiye ~8000 BCE are genetically proximal to the domestic origins of sheep but do not fully explain the ancestry of later populations, suggesting a mosaic of wild ancestries. Genomic signatures indicate selection by ancient herders for pigmentation patterns, hornedness, and growth rate.
View Article and Find Full Text PDFJ Clin Neurophysiol
February 2025
Division of Child Neurology, Department of Neurology, Stanford University, Palo Alto, California, U.S.A.
The development of clinical practice guidelines is an evolving field. In response to the need for consistent, evidence-based medical practice, the American Clinical Neurophysiology Society identified the need to update the Society's guideline development process. The American Clinical Neurophysiology Society Guidelines Committee created an action plan with the goal of improving transparency and rigor for future guidelines and bringing existing guidelines to current standards.
View Article and Find Full Text PDFJRSM Open
November 2024
Evidence Foundation, Cleveland Heights, OH 44106, USA.
Chest pain is a symptom that is potentially life-threatening and requires quick and accurate evaluations. This article describes the quality of guidelines related to the evaluation and diagnosis of acute, undifferentiated chest pain. After systematically evaluating existing guidelines, we found that there exists a wide variety of quality in these documents.
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