Ouabain-induced changes in the contractile and electrical activity, potassium content, and response to drugs, of smooth muscle cells.

Acetylcholine/pharmacology Action Potentials/physiology Animals Biological Transport, Active/drug effects Electrophysiology Guinea Pigs Histamine/pharmacology Membrane Potentials/physiology Mesenteric Veins/drug effects Muscle Contraction/drug effects Muscle, Smooth/drug effects Norepinephrine/pharmacology Ouabain/pharmacology Potassium/metabolism Rabbits Serotonin/pharmacology Taenia/drug effects

Serotonin Ouabain Histamine Acetylcholine Potassium Norepinephrine