title: Characterization of opiate-like materials in blood and urine.
mesh_terms: D000818:Animals; D055598:Chemical Phenomena; D002621:Chemistry; D006168:Guinea Pigs; D006868:Hydrolysis; D066298:In Vitro Techniques; D008566:Membranes / Q000378:metabolism; D051379:Mice; D009119:Muscle Contraction / Q000187:drug effects; D009130:Muscle, Smooth / Q000187:drug effects; D009270:Naloxone / Q000378:metabolism; D009294:Narcotics / Q000097:blood* / Q000494:pharmacology / Q000652:urine*; D011402:Pronase; D051381:Rats
chemical_list: D009294:Narcotics; D009270:Naloxone; D011402:Pronase