PT-141

PT-141, also known as bremelanotide, is a cyclic peptide analogue derived from the melanocortin peptide family. It acts primarily through central melanocortin receptor pathways, including MC3R and MC4R, and is studied in neuroendocrine and behavioral signaling research. PT-141 is distinct from compounds that act directly through vascular phosphodiesterase pathways, making it useful for comparing central and peripheral mechanisms in experimental models. Applications may include receptor-binding assays, neuronal activation studies, melanocortin pathway analysis and comparative work with Melanotan II or alpha-MSH analogues. Interpretation should consider receptor subtype expression, species differences, exposure and assay conditions.

For laboratory research use only. Not for human or veterinary use. This description is informational and does not provide medical advice, dosing, or treatment guidance.