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Elsby et al, 2003)
GHK-Cu is understood to upregulate collagen synthesis in dermal fibroblasts, a mechanism explored in multiple studies, including research on copper peptides and skin regeneration published in Biomolecules , which also examined GHK's broader gene-modulating effects
doi:10.1016/j.ijpharm.2024.125106 2026 The Author(s)
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