For In Vitro Research Use Only — Not for Human or Veterinary Application.
Melanotan II
For In Vitro Research Use Only – Not for Human or Veterinary Application
For In Vitro Research Use Only
Not for Human or Veterinary Application
Melanotan II (MT-II) is a synthetic cyclic lactam heptapeptide analog of alpha-melanocyte-stimulating hormone (α-MSH), an endogenous melanocortin peptide derived from pro-opiomelanocortin (POMC). MT-II acts as a non-selective agonist at melanocortin receptor subtypes MC1R, MC3R, MC4R, and MC5R, making it a widely used pharmacological tool for studying melanocortin system biology. It is researched in contexts including pigmentation signaling, central nervous system melanocortin circuitry, and receptor subtype selectivity profiling.
Quantity: 10 mg
Form: Lyophilized Powder
Sequence: Ac-Nle-cyclo[Asp-His-D-Phe-Arg-Trp-Lys]-NH2
CAS: 121062-08-6
Molecular Weight: 1,024.2 Da
Purity: ≥99.4% (third-party verified)
Storage: -20°C long-term; 4°C short-term (use within 4 weeks of reconstitution)
Melanotan II binds with high affinity to MC1R, MC3R, MC4R, and MC5R — G protein-coupled receptors that signal primarily through Gαs-mediated cAMP elevation. Its non-selectivity across receptor subtypes makes it a valuable comparative tool in studies seeking to delineate subtype-specific pharmacological effects, particularly in distinguishing MC4R-mediated hypothalamic signaling from MC1R-mediated melanocyte responses. Research involving MT-II has examined melanocortin receptor activation in the context of pigmentation biology, hypothalamic energy balance circuitry, and neuronal cAMP signaling in cell-based assays. The cyclic lactam structure confers enhanced receptor binding stability relative to linear α-MSH analogs, making it a commonly referenced compound in melanocortin receptor pharmacology literature.
This compound is intended strictly for in vitro laboratory research by qualified professionals.
It is not approved for:
Human use
Veterinary use
Food, drug, diagnostic, or cosmetic applications
This compound has not been evaluated by the U.S. Food and Drug Administration (FDA).
It is not intended to diagnose, treat, cure, or prevent any disease.
All handling and use must comply with applicable institutional, local, state, and federal regulations.
By purchasing from Axis Peptide Labs, the buyer confirms that they are a qualified researcher, laboratory, or institution and acknowledge that the product is for research use only.
All sales are final.
The purchaser assumes full responsibility for compliant handling, storage, and use.
Resale for human consumption is strictly prohibited.
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