Pertussis vaccine inhibits the chronic but not acute action of normorphine on the myenteric plexus of guinea-pig ileum.
D000818:Animals; D006168:Guinea Pigs; D006801:Humans; D007082:Ileum / Q000187:drug effects*; D066298:In Vitro Techniques; D009022:Morphine Derivatives / Q000494:pharmacology*; D009197:Myenteric Plexus / Q000187:drug effects*; D009293:Opioid-Related Disorders; D010567:Pertussis Vaccine / Q000494:pharmacology*
D009022:Morphine Derivatives; D010567:Pertussis Vaccine; C010616:normorphine