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10.4103/1673-5374.293157 Neural Regen

Brain, Behavior, & Immunity Health 5: 100089

Clinical dermatologic evaluation of copper peptide effects: Fibroblast and collagen IV findings in dermatology research: Molecular review of extracellular matrix and collagen support: These studies connect GHK-Cu to structural protein support and dermal density

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[3] Whether supraphysiological thiol levels compete for those transporters is unknown

Proc Natl Acad Sci 89:444448 Kolesnik B, Palten K, Schrammel A, Stessel H, Schmidt K, Mayer B, Gorren AC (2013) Efficient nitrosation of glutathione by nitric oxide