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doi:10.1172/JCI25764 19
Storing the pen at room temperature is enough
Understanding GHK-Cu Peptides and How They Work on the Skin GHK-Cu peptides, also known as copper tripeptide-1, are one of the most scientifically respected peptide complexes used in anti-aging skincare
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The Boc-protected cystine-1,1- 13 C was reacted with two equivalents of glycine tert -butyl ester (OtBu) hydrochloride using 1-ethyl-3-(3-dimethylaminopropyl)carbodiimide monohydrochloride and 1-hydroxybenzotriazole to produce the N and C-protected dipeptidyl (Boc-Cys-Gly-OtBu) disulfide derivative
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