The action of promazine and thioridazine in isolated rat atria. 3. Effects of varying concentrations of calcium and different frequencies and strengths of stimulation on contractile force and excitability.
D000083:Acetanilides / Q000494:pharmacology; D000605:Amino Alcohols / Q000494:pharmacology; D000818:Animals; D001285:Atropine / Q000494:pharmacology; D002118:Calcium / Q000494:pharmacology*; D004558:Electric Stimulation; D006325:Heart Atria / Q000187:drug effects*; D066298:In Vitro Techniques; D009119:Muscle Contraction / Q000187:drug effects*; D009994:Osmolar Concentration; D011395:Promazine / Q000494:pharmacology*; D011437:Propylamines / Q000494:pharmacology; D051381:Rats; D013565:Sympatholytics / Q000494:pharmacology; D013881:Thioridazine / Q000494:pharmacology*
D000083:Acetanilides; D000605:Amino Alcohols; D011437:Propylamines; D013565:Sympatholytics; D001285:Atropine; D013881:Thioridazine; D011395:Promazine; D002118:Calcium