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Full-Text Articles in Medicine and Health Sciences

Catabolic Degradation Of Endothelial Vegfa Via Autophagy, Thomas Neill, Carolyn Chen, Simone Buraschi, Renato V. Iozzo May 2020

Catabolic Degradation Of Endothelial Vegfa Via Autophagy, Thomas Neill, Carolyn Chen, Simone Buraschi, Renato V. Iozzo

Department of Pathology, Anatomy, and Cell Biology Faculty Papers

Extracellular matrix-evoked angiostasis and autophagy within the tumor microenvironment represent two critical, but unconnected, functions of the small leucine-rich proteoglycan, decorin. Acting as a partial agonist of vascular endothelial growth factor 2 (VEGFR2), soluble decorin signals via the energy sensing protein, AMP-activated protein kinase (AMPK), in the autophagic degradation of intracellular vascular endothelial growth factor A (VEGFA). Here, we discovered that soluble decorin evokes intracellular catabolism of endothelial VEGFA that is mechanistically independent of mTOR, but requires an autophagic regulator, paternally expressed gene 3 (PEG3). We found that administration of autophagic inhibitors such as chloroquine or bafilomycin A1, or depletion …


Insights Image For "Evidence Of Increased Hypoxia Signalling In Fetal Liver From Maternal Nutrient Restriction In Mice"., Bethany N Radford, Victor K M Han Feb 2020

Insights Image For "Evidence Of Increased Hypoxia Signalling In Fetal Liver From Maternal Nutrient Restriction In Mice"., Bethany N Radford, Victor K M Han

Paediatrics Publications

No abstract provided.