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Quintanilla, Autonomous University of Chile, Chile Reviewed by Gaurav Datta, University of North Dakota, United States Po Han Chen, National Cheng Kung University, Taiwan Updates Copyright 2024 Wang, Fang, Ling, Wang, Xia, Zhang, Zhong and Wang

GHK-Cu is a naturally occurring copper-binding tripeptide composed of glycyl-L-histidyl-L-lysine complexed with copper ions

Alternatively, the termini of the polypeptides may be modified so that they can start or end with a non-polypeptide based moiety (e.g., an organic conjugate), as the case may be

Shooting a stream of water directly onto the lyophilized cake can physically damage the peptide structure