is selenium part of the glutathione peroxidase enzyme system PRDX6 dictates ferroptosis sensitivity by directing cellular utilization: Molecular Cell Role of Selenium-Dependent Glutathione Peroxidases
Description
Subsequent cellular invasion (internalization) of the pathogen takes place as the viral S-protein/host receptor complex is primed by furin cleavage at two sites: S1/S2 and S2

Qi, D., and Rodrigues, B (2007)

Works as an antioxidant

Liposomal form protects glutathione from degradation that can occur during digestion
