Ascending catecholamine systems and morphine analgesia.
D000818:Animals; D001921:Brain / Q000187:drug effects*; D002395:Catecholamines / Q000378:metabolism*; D002540:Cerebral Cortex / Q000378:metabolism; D003342:Corpus Striatum / Q000378:metabolism; D004298:Dopamine / Q000378:metabolism; D006624:Hippocampus / Q000378:metabolism; D007031:Hypothalamus / Q000378:metabolism; D009020:Morphine / Q000494:pharmacology*; D009638:Norepinephrine / Q000378:metabolism; D051381:Rats
D002395:Catecholamines; D009020:Morphine; D004298:Dopamine; D009638:Norepinephrine