1998 observed that topical copper-binding peptide cream increased procollagen production in 70% of subjects, vs
GHK-Cu activates lysyl oxidase and prolyl hydroxylase enzymes, important for cross-linking collagen fibers and maintaining skin structure (Pickart, Biochemical Pharmacology, 2008)
Statistical analysis was performed using IBM SPSS version 26.0 (IBM Corporation, Chicago, United States)
Given that BSO possesses non-specific pharmacological activities, the authors concluded that this effect was independent of the inhibition of GSH biosynthesis 15
Torres JL, Ozorowski G, Andreano E, Liu H, Copps J, Piccini G, et al
The impact of GPE on cell proliferation, migration, and survival was examined under basal conditions and in response to a wound-healing assay, relative to two other treatment groups: growth hormone (GH) and GPE + GH groups