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http://dx.doi.org/10.1016/s0041-1345(00)01978-3 | DOI Listing |
Cell Death Dis
January 2025
Key Laboratory of Cellular Physiology at Shanxi Medical University, Ministry of Education, and the Department of Physiology, School of Basic Medicine, Shanxi Medical University, Taiyuan, China.
Programmed necrosis/necroptosis greatly contributes to the pathogenesis of cardiac disorders including myocardial infarction, ischemia/reperfusion (I/R) injury and heart failure. However, the fundamental mechanism underlying myocardial necroptosis, especially the mitochondria-dependent death pathway, is poorly understood. Synaptotagmin-1 (Syt1), a Ca sensor, is originally identified in nervous system and mediates synchronous neurotransmitter release.
View Article and Find Full Text PDFSci Rep
January 2025
State Key Laboratory of Holistic Integrative Management of Gastrointestinal Cancers, Beijing Key Laboratory of Carcinogenesis and Translational Research, Department of Pathology, Peking University Cancer Hospital and Institute, 52 Fucheng Road, Haidian District, Beijing, 100142, China.
Delta-like protein (DLL3) is a novel therapeutic target. DLL3 expression in gastroenteropancreatic neuroendocrine tumors (GEP-NECs) is poorly understood, complicating the distinction between well-differentiated neuroendocrine tumors G3 (NET G3) and poorly differentiated NEC. DLL3 immunohistochemistry (IHC) was performed on 248 primary GEP-NECs, correlating with clinicopathological parameters, NE markers, PD-L1, Ki67 index, and prognosis.
View Article and Find Full Text PDFPlacenta
January 2025
Department of Pediatrics, Research Institute of the McGill University Health Center, Montreal, Quebec, Canada. Electronic address:
Introduction: Group B Streptococcus (GBS) is an opportunistic pathogen that can induce chorioamnionitis (CA), increasing the risk of neurodevelopmental disorders (NDDs) in the offspring. The placenta facilitates maternal-fetal communication through the release of extracellular vesicles (EVs), which may carry inflammatory molecules such as interleukin (IL)-1. Although the role of EVs in immune modulation is well established, their specific characterization in the context of GBS-induced CA has not yet been investigated.
View Article and Find Full Text PDFVitam Horm
January 2025
Department Normal Physiology, Yaroslavl State Medical University, Yaroslavl, Russia. Electronic address:
The hypothalamus, in addition to controlling the main body's vital functions, is also involved in aging regulation. The aging process in the hypothalamus is accompanied by disturbed intracellular pathways, including Ca signaling and neuronal excitability in the brain. Intrinsic electrophysiological properties of individual neurons and synaptic transmission between cells is disrupted in the central nervous system of old animals.
View Article and Find Full Text PDFJ Biol Chem
January 2025
Department of Biochemistry and Molecular Biotechnology, University of Massachusetts Chan Medical School, Worcester, MA 01605, USA. Electronic address:
Transient protein-protein interactions play key roles in controlling dynamic cellular responses. Many examples involve globular protein domains that bind to peptide sequences known as Short Linear Motifs (SLiMs), which are enriched in intrinsically disordered regions of proteins. Here we describe a novel functional assay for measuring SLiM binding, called Systematic Intracellular Motif Binding Analysis (SIMBA).
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