title: Differentiation of the structural features of melanotropins important for biological potency and prolonged activity in vitro.
mesh_terms: D000595:Amino Acid Sequence; D000818:Animals; D001681:Biological Assay; D007202:Indicators and Reagents; D008116:Lizards; D009074:Melanocyte-Stimulating Hormones / Q000031:analogs & derivatives* / Q000138:chemical synthesis / Q000494:pharmacology; D011894:Rana pipiens; D012867:Skin / Q000187:drug effects; D013329:Structure-Activity Relationship
chemical_list: D007202:Indicators and Reagents; D009074:Melanocyte-Stimulating Hormones