title: A non-peptide morphine-like compound from brain.
mesh_terms: D000818:Animals; D001923:Brain Chemistry; D002417:Cattle; D004558:Electric Stimulation; D005260:Female; D006168:Guinea Pigs; D007163:Immunosorbent Techniques; D009119:Muscle Contraction / Q000187:drug effects; D009270:Naloxone / Q000494:pharmacology; D009294:Narcotics / Q000302:isolation & purification* / Q000494:pharmacology; D009930:Organic Chemicals; D011863:Radioimmunoassay
chemical_list: D009294:Narcotics; D009930:Organic Chemicals; C016005:morphine-like compounds (non-peptide); D009270:Naloxone