单词 | Steroids,Cardiotonic |
释义 | Steroids,Cardiotonic《英文msh词典》Steroids,Cardiotonic [入口词] Steroids,Cardiotonic [主题词] Cardiac Glycosides [药动学] Enzyme Inhibitors [英文释义] Substances obtained from species of Digitalis,Strophanthus,and other plants that contain specific steroid glycosides or their semisynthetic derivatives and used in congestive heart failure. They increase the force of cardiac contraction without significantly affecting other parameters,but are very toxic at larger doses. Their mechanism of action usually involves inhibition of the Na(+)-K(+)-exchanging ATPase and they are often used in cell biological studies for that purpose. |
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