Melanotan-1 (MT-1 / Afamelanotide) 10mg lyophilized peptide for in vitro research. A synthetic linear analog of alpha-melanocyte-stimulating hormone (α-MSH), studied for MC1R selective binding affinity, melanocortin receptor activation kinetics, and downstream cAMP/PKA signaling in melanocyte cell culture models. For in vitro research use only — not for human or veterinary use. Specifications: - Quantity: 10mg - Form: Lyophilized Powder - Sequence: Ac-Ser-Tyr-Ser-Nle-Glu-His-D-Phe-Arg-Trp-Gly-Lys-Pro-Val-NH2 - Molecular Weight: ~1646.85 g/mol - Purity: >99% (HPLC verified) Intended Use: Strictly for in vitro laboratory research. Not for human or veterinary use. Not to be used in foods, drugs, or medical diagnostics. This product has not been evaluated by the FDA. It is not intended to diagnose, treat, cure, or prevent any disease. All sales are final. Buyer assumes full responsibility for safe handling and regulatory compliance.