Action of caffeine and theophyllamine on supersensitive dopamine receptors: considerable enhancement of receptor response to treatment with DOPA and dopamine receptor agonists.
D000628:Aminophylline / Q000494:pharmacology*; D000818:Animals; D002110:Caffeine / Q000494:pharmacology*; D004295:Dihydroxyphenylalanine / Q000494:pharmacology*; D015259:Dopamine Agents / Q000494:pharmacology*; D004357:Drug Synergism; D008297:Male; D010891:Piribedil / Q000494:pharmacology; D051381:Rats; D011919:Rats, Inbred Strains; D011954:Receptors, Dopamine / Q000187:drug effects*
D015259:Dopamine Agents; D011954:Receptors, Dopamine; D000628:Aminophylline; D002110:Caffeine; D004295:Dihydroxyphenylalanine; D010891:Piribedil