Calcium-dependent action potentials produced by catecholamines in guinea pig atrial muscle fibers depolarized by potassium.
D000200:Action Potentials / Q000187:drug effects*; D000818:Animals; D001464:Barium / Q000494:pharmacology; D002118:Calcium / Q000494:pharmacology*; D004553:Electric Conductivity; D004558:Electric Stimulation; D004837:Epinephrine / Q000494:pharmacology*; D006168:Guinea Pigs; D006325:Heart Atria / Q000187:drug effects*; D066298:In Vitro Techniques; D007545:Isoproterenol / Q000037:antagonists & inhibitors / Q000494:pharmacology*; D008345:Manganese / Q000494:pharmacology; D008564:Membrane Potentials / Q000187:drug effects; D009119:Muscle Contraction; D009638:Norepinephrine / Q000494:pharmacology*; D011188:Potassium / Q000494:pharmacology*; D011433:Propranolol / Q000494:pharmacology; D013324:Strontium / Q000494:pharmacology; D013779:Tetrodotoxin / Q000494:pharmacology
D001464:Barium; D008345:Manganese; D013779:Tetrodotoxin; D011433:Propranolol; D007545:Isoproterenol; D011188:Potassium; D002118:Calcium; D009638:Norepinephrine; D004837:Epinephrine; D013324:Strontium