Cohen-Melamed E, Nyska A, Pollack A, Madar Z
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The underlying mechanisms involve direct viral invasion via ACE2 receptors abundantly expressed on enterocytes
Notably, SIRT-3 has been shown to be downregulated by Angiotensin II receptor (AT2) in vitro , indicating that heightened levels of AT2, coupled with reduced deacetylase levels, may exert synergistic detrimental impacts on kidney function in the context of aging ( 2.2 Klotho levels decreased Klotho, a membrane-bound protein predominantly found in the kidney, was discovered over 20 years ago for its role as an antagonist of cellular aging
Molecules 25(6):1276 Xia F, Zhong Y, Li M, Chang Q, Liao Y, Liu X, Pan R (2015) Antioxidant and anti-fatigue constituents of okra
Bacteria such as Lactobacillaceae and Bifidobacteriaceae species have been reported to produce riboflavin that can be used by colonic epithelial cells, but the magnitude of their in situ contribution in the gut is not yet clear 30,31