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Avoid repeated freeze-thaw cycles to maintain potency above 95%

Haider, L., M.T

Selectivity for Cu I is mediated by a negative design element, a conserved Ser in the 5 helix, required to exclude divalent metal ions, 317,343,344 as well as the somewhat shorter length of the MBL relative to divalent metal sensors (Figure 11F)

[DOI] [PubMed] [Google Scholar] 35.Xiao Y, Haynes WL, Michalek JE, Russell IJ

GHK-Cu enhances wound healing through multiple mechanisms including stimulation of angiogenesis (essential for delivering nutrients and oxygen to healing tissue), enhancement of collagen and glycosaminoglycan synthesis (providing structural matrix for tissue reconstruction), and modulation of inflammatory responses (preventing chronic inflammation while supporting protective immune functions)

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