title: Comparison of the opioid antagonist properties of a cyclic somatostatin analog in vitro and in vivo.
mesh_terms: D000698:Analgesia; D000818:Animals; D005772:Gastrointestinal Transit / Q000187:drug effects; D006168:Guinea Pigs; D066298:In Vitro Techniques; D051379:Mice; D009119:Muscle Contraction / Q000187:drug effects; D011957:Receptors, Opioid / Q000187:drug effects / Q000378:metabolism* / Q000502:physiology*; D013004:Somatostatin / Q000031:analogs & derivatives* / Q000494:pharmacology
chemical_list: D011957:Receptors, Opioid; D013004:Somatostatin; C051868:phenylalanyl-cyclo(cysteinyl-tyrosyltryptophyl-lysyl-threonyl-penicillamine)threoninamide