title: Blocking of stress by pentobarbital-morphine as related to training and age of rats.
mesh_terms: D000311:Adrenal Glands / Q000187:drug effects / Q000378:metabolism; D000367:Age Factors; D000818:Animals; D001205:Ascorbic Acid / Q000378:metabolism; D001835:Body Weight; D006234:Handling, Psychological; D008297:Male; D009020:Morphine / Q000494:pharmacology*; D010424:Pentobarbital / Q000494:pharmacology*; D051381:Rats; D013312:Stress, Physiological / Q000503:physiopathology*; D013997:Time Factors
chemical_list: D009020:Morphine; D010424:Pentobarbital; D001205:Ascorbic Acid