Physiological basis of opiate dependence.
D000818:Animals; D004361:Drug Tolerance; D004723:Endorphins / Q000502:physiology; D005260:Female; D006168:Guinea Pigs; D006801:Humans; D007082:Ileum / Q000187:drug effects / Q000294:innervation / Q000503:physiopathology; D066298:In Vitro Techniques; D009270:Naloxone / Q000494:pharmacology; D009294:Narcotics; D009293:Opioid-Related Disorders / Q000503:physiopathology*; D011247:Pregnancy
D004723:Endorphins; D009294:Narcotics; D009270:Naloxone