PT-141, also known as bremelanotide in the scientific literature, is a melanocortin receptor agonist. It is very different from extracellular-matrix or growth-hormone peptides because its main research interest is neurobehavioral melanocortin signaling. It is a research peptide in the melanocortin class.
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Researchers most often study PT-141 for melanocortin-receptor signaling and related central nervous system neurobiology. Supplied for laboratory research use only.