While glutathione is present in various foods, its levels can be relatively low compared to supplemental forms
Inhibitors 6 - 8 were incubated with TGR with and without NADPH, and the inhibition of TGR activity was determined after adding a second aliquot of NADPH and 5,5-dithiobis (2-nitrobenzoic acid) (DTNB)
Huang, X., Gu, X., Zhang, G
doi:10.1186/gb-2002-3-3-reviews3004
Major mediators linking inflammation and cancer, in Cancer and Chemoprevention: An Overview
While BBP caused PS translocation at a lower concentration than DBP, it was generally found that DBP had a greater influence on the other tested parameters at lower concentrations