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. Author manuscript; available in PMC: 2009 Oct 1.
Published in final edited form as: Adv Drug Deliv Rev. 2008 Jul 4;60(13-14):1545–1552. doi: 10.1016/j.addr.2008.06.001

Figure 1.

Figure 1

A scale showing the relative redox potentials of glutathione (GSH/GSSG), cysteine (Cys/Cystine), thioredoxin (Trxred/Trxox), glutaredoxin (Grxred/Grxox) and NADPH/NADP+ redox couples and their intra-cellular concentrations.