[The mechanism of smooth muscle contraction (author's transl)].
D000818:Animals; D002118:Calcium / Q000378:metabolism; D006801:Humans; D009119:Muscle Contraction; D009129:Muscle Tonus; D009130:Muscle, Smooth / Q000166:cytology / Q000502:physiology*; D009218:Myosins / Q000502:physiology; D018377:Neurotransmitter Agents / Q000494:pharmacology
D018377:Neurotransmitter Agents; D009218:Myosins; D002118:Calcium