title: Effects of caffeine and theophylline on activity of rats in relation to brain xanthine concentrations.
mesh_terms: D000818:Animals; D001798:Blood Proteins; D001831:Body Temperature / Q000187:drug effects; D001921:Brain / Q000378:metabolism*; D002110:Caffeine / Q000032:analysis / Q000097:blood / Q000494:pharmacology* / Q000633:toxicity; D008297:Male; D009043:Motor Activity / Q000187:drug effects*; D009132:Muscles / Q000032:analysis; D011485:Protein Binding; D051381:Rats; D013268:Stimulation, Chemical; D013806:Theophylline / Q000032:analysis / Q000097:blood / Q000494:pharmacology*; D014970:Xanthines / Q000032:analysis*
chemical_list: D001798:Blood Proteins; D014970:Xanthines; D002110:Caffeine; D013806:Theophylline