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Human data remain limited and mixed, with dose, timing, and sex as key variables
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[9] The researchers posited that An early increase in basic fibroblast growth factor and vascular endothelial growth factor production by GHK-Cu-[exposed] irradiated fibroblasts may improve wound healing. Further studies in the copper peptide GHK-Cu have supported this hypothetical activity of copper peptide GHK-Cu within fibroblasts
Ito, N., Seki, S., & Ueda, F
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