the importance of glutathione in human disease transferases role S-transferases pathogenesis and their current inhibitors Roles for glutathione transferases in – Ferroptosis: mechanisms, biology and role

4: Expression of S.thermophilus GshF can modulate cellular GSH levels in mammalian cells

J Biol Chem 276:1274912755

Also, verify the pH of your solution if the pH drastically changed when you added the peptide (some peptides can shift pH if they are polyionic), the new pH might cause some component to fall out

Activation of genes encoding antioxidant enzymes such as catalases and GST1 was detected in the tissue surrounding the initial infection site (Schenk et al., 2000)

Modified protocols may be necessary for those with compromised kidney function

Intravascular hemolysis activates complement via cell-free heme and heme-loaded microvesicles