title: An opiate withdrawal-like phenomenon in the fetal guinea pig ileum upon naloxone challenge.
mesh_terms: D000818:Animals; D005260:Female; D006168:Guinea Pigs; D006801:Humans; D007082:Ileum / Q000187:drug effects; D066298:In Vitro Techniques; D008297:Male; D009119:Muscle Contraction / Q000187:drug effects*; D009130:Muscle, Smooth / Q000187:drug effects*; D009270:Naloxone / Q000494:pharmacology*; D011247:Pregnancy; D013375:Substance Withdrawal Syndrome / Q000139:chemically induced*
chemical_list: D009270:Naloxone