| depressant | <medicine> An agent or remedy which lowers the vital powers. Source: Websters Dictionary (01 Mar 1998) |
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| myocardial depressant factor | A low molecular weight peptide of about 800-1000 having a negative inotropic effect. It is released into the circulation during experimental haemorrhagic pancreatitis, severe ischemia, and postoligaemic shock. (12 Dec 1998) |
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