SEARCH Articles Figures Tables Airway smooth muscle regulation Caldesmon smooth muscle contractility regulation Protein kinase smooth muscle contraction regulation Regulation of Airway Smooth Muscle Regulation of Smooth Muscle Contractility Regulation of Smooth Muscle Membrane Potential by Potassium Channels Regulation of the Serca-Type Ca2 Pumps in Smooth Muscle Cells Smooth Muscle Tone Regulation Smooth muscle activation regulation Smooth muscle crossbridge activity, regulation Smooth regulation Vascular smooth muscle, regulation Vascular smooth muscle, regulation contraction