Cardiovascular morphogenesis involves cell behavior and cell identity changes that are activated by mechanical forces associated with heart function. Recently, advances in in vivo imaging, methods to alter blood flow, and computational modelling have greatly advanced our understanding of how forces produced by heart contraction and blood flow impact different morphogenetic processes. Meanwhile, traditional genetic approaches have helped to elucidate how endothelial cells respond to forces at the cellular and molecular level. Here we discuss the principles of endothelial mechanosensitity and their interplay with cellular processes during cardiovascular morphogenesis. We then discuss their implications in the field of cardiovascular tissue engineering.
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http://dx.doi.org/10.1016/j.gde.2019.08.002 | DOI Listing |
Theranostics
January 2025
Department of Nephrology, Jiangsu Province Hospital, The First Affiliated Hospital of Nanjing Medical University, Nanjing Medical University, 300 Guangzhou Road, Nanjing 210029, China.
Chronic kidney disease (CKD) is a global public health issue, with vascular calcification (VC) being a common and deadly complication. Despite its prevalence, the underlying mechanisms of VC remain unclear. In this study, we aimed to investigate whether and how Otubain-2 (OTUB2) contributes to VC.
View Article and Find Full Text PDFBiomolecules
December 2024
Department of Pharmacological and Pharmaceutical Sciences, College of Pharmacy, University of Houston, Houston, TX 77204, USA.
HIF-1α plays a crucial regulatory role in vascular calcification (VC), primarily influencing the osteogenic differentiation of VSMCs through oxygen-sensing mechanisms. Under hypoxic conditions, the stability of HIF-1α increases, avoiding PHD and VHL protein-mediated degradation, which promotes its accumulation in cells and then activates gene expressions related to calcification. Additionally, HIF-1α modulates the metabolic state of VSMCs by regulating the pathways that govern the switch between glycolysis and oxidative phosphorylation, thereby further advancing the calcification process.
View Article and Find Full Text PDFBiomolecules
December 2024
Key Laboratory of Birth Defects and Related Diseases of Women and Children (Ministry of Education), NHC Key Laboratory of Chronobiology, Department of Pediatrics, West China Second University Hospital, Sichuan University, Chengdu 610041, China.
Nervous system diseases represent a significant global burden, affecting approximately 16% of the world's population and leading to disability and mortality. These conditions, encompassing both central nervous system (CNS) and peripheral nervous system (PNS) disorders, have substantial social and economic impacts. Metformin, a guanidine derivative derived from a plant source, exhibits therapeutic properties in various health conditions such as cancer, aging, immune-related disorders, polycystic ovary syndrome, cardiovascular ailments, and more.
View Article and Find Full Text PDFDev Cell
January 2025
Aix-Marseille Université, CNRS UMR 7288, IBDM, Marseille, France. Electronic address:
Addition of epithelial progenitor cells drives progressive extension of the heart tube during cardiac morphogenesis. In this issue of Developmental Cell, Arriagada et al. (2024) refine our understanding of how these cells condition and interact with the underlying extracellular matrix, demonstrating that autonomous fibronectin synthesis controls their apicobasal polarity and deployment to the heart.
View Article and Find Full Text PDFNeurochem Res
January 2025
Department of Neurology, Affiliated Hospital of Zunyi Medical University, Zunyi, China.
Alzheimer's disease (AD) is a central nervous system degenerative disease with a stealthy onset and a progressive course characterized by memory loss, cognitive dysfunction, and abnormal psychological and behavioral symptoms. However, the pathogenesis of AD remains elusive. An increasing number of studies have shown that oligodendrocyte progenitor cells (OPCs) and oligodendroglial lineage cells (OLGs), especially OPCs and mature oligodendrocytes (OLGs), which are derived from OPCs, play important roles in the pathogenesis of AD.
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