| 单词 | tissue plasminogen activator |
| 释义 | tissue plasminogen activator n. Abbr. tPA or TPA 1. A clot-dissolving enzyme that is produced naturally by cells in the walls of blood vessels and catalyzes the conversion of plasminogen to plasmin. 2. A preparation of this enzyme that is produced by genetic engineering and is used as a drug to dissolve blood clots in the immediate treatment of certain cases of stroke and heart attack. |
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