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This proves that PT-141 functions as an activator (agonist) of these receptors, particularly the MC4R type, which is important for understanding how the drug might work in the body to affect sexual function and other processes controlled by these receptors

PT-141 is a linear peptide with the sequence Ac-Nle-c[Asp-His-D-Phe-Arg-Trp-Lys]-OH (specific stereochemistry and cyclization details vary by preparation)

Paul Pioneer Press, December 3

Published research on Melanotan I is indexed on PubMed

Pigmentation Melanogenesis Research Extensive research into MC1R-driven melanin synthesis, including UV-independent tanning mechanisms and photoprotection models