PT-141 (Bremelanotide) is a synthetic peptide studied in in-vitro research models for its interaction with melanocortin receptor pathways and neurochemical signaling mechanisms. In laboratory settings, PT-141 is utilized to examine receptor-binding activity and downstream cellular communication processes. In-vitro studies have explored its influence on melanocortin receptor modulation and associated neuroendocrine signaling under controlled research conditions. This peptide is commonly used in receptor activity and neurophysiology research applications. Research Use Only. Not for Human or Veterinarian Use.