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You can review the mechanism and human data summarized in the peer reviewed literature on GHK-Cu and skin regeneration
doi: 10.1074/jbc.M404003200 60 RossmanMJSantos-ParkerJRStewardCACBisphamNZCuevasLMRosenbergHLet al
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The peptide enhances growth factor expression including fibroblast growth factor (FGF) and epidermal growth factor (EGF), while simultaneously reducing pro-inflammatory cytokines like TNF- and IL-6
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