[Effect of polarizing current, and also sodium- and calcium-free medium on the electric and contractile activity of portal vein muscle cells].
D000818:Animals; D002118:Calcium / Q000494:pharmacology*; D004594:Electrophysiology; D066298:In Vitro Techniques; D009119:Muscle Contraction; D009130:Muscle, Smooth / Q000502:physiology*; D011169:Portal Vein / Q000502:physiology*; D051381:Rats; D012964:Sodium / Q000494:pharmacology*
D012964:Sodium; D002118:Calcium
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