use within 1 month when using bacteriostatic water [8]
Key adverse effects include sexual dysfunction and, rarely, mood changes
Silvagno F, Vernone A, Pescarmona GP
Description History Selank is a synthetic heptapeptide analog of the endogenous immunomodulatory tetrapeptide tuftsin (Thr-Lys-Pro-Arg), bearing the amino acid sequence Thr-Lys-Pro-Arg-Pro-Gly-Pro, in which the C-terminal Gly-Pro extension was structurally characterized as conferring enhanced resistance to enzymatic cleavage in biological research environments relative to the parent tuftsin sequence
In July 2026, the FDA was still reviewing whether MOTS-c-related substances should be added to the 503A bulks list used for compounding
In senescent cells, FOXO4 binds to p53, preventing apoptosis