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Endothelial injury generated directly by intracellular viral replication and by ACE2 downregulation, exposing cells to angiotensin II in the absence of the modulator effects of angiotensin 17 (270, 271), and vascular chronic inflammation promoting the development of tissue macrophages overloaded by cholesterol (foam cells), both increase the possibility of acquiring a severe COVID-19 infection (170, 209, 258, 259, 272, 273)

Braun N, Lenz C, Gillardon F et al (1997) Focal cerebral ischemia enhances glial expression of ecto-5-nucleotidase

This overexpression of ACE-2, on the one hand, negatively regulates the production of proinflammatory cytokines, such as IL-1, IL-6, and TNF- (Mancini et al., 2020)

Use reconstituted solution within standard research timelines and refrigerate at 28C