title: Inhibition of copulatory behavior in male rats by D-Ala2-Met-enkephalinamide.
mesh_terms: D000818:Animals; D003307:Copulation / Q000187:drug effects*; D003864:Depression, Chemical; D004305:Dose-Response Relationship, Drug; D004542:Ejaculation / Q000187:drug effects; D004723:Endorphins / Q000494:pharmacology*; D004745:Enkephalins / Q000037:antagonists & inhibitors / Q000494:pharmacology*; D008297:Male; D009043:Motor Activity / Q000187:drug effects; D009270:Naloxone / Q000494:pharmacology; D051381:Rats; D013997:Time Factors
chemical_list: D004723:Endorphins; D004745:Enkephalins; D009270:Naloxone