Attenuation of the morphine EEG continuum following a repeat dose within 16 days: delayed tolerance in the rat.
D000698:Analgesia; D000818:Animals; D001522:Behavior, Animal / Q000187:drug effects; D004361:Drug Tolerance; D004567:Electrodes, Implanted; D004569:Electroencephalography; D008297:Male; D009020:Morphine / Q000008:administration & dosage / Q000494:pharmacology*; D051381:Rats; D012895:Sleep, REM / Q000187:drug effects; D013997:Time Factors
D009020:Morphine