| 释义 |
proenzyme Biochem.|prəʊˈɛnzaɪm|
[f. pro-2 1 + enzyme.]
The inactive precursor of an enzyme; = zymogen.
1900in Dorland Med. Dict. 1902C. A. Herter Lect. Chem. Path. viii. 254 The glandular cells from which they [sc. enzymes] come apparently do not hold them in any considerable quantity, but contain substances called proënzymes, from which they are produced. Ibid., These proënzymes, pepsinagen and rennet zymogen. 1976Nature 22 Jan. 235/2 Plasminogen is the plasma proenzyme which, on conversion to its active form, plasmin, is considered responsible for lysis of fibrin deposits resulting from physiological or pathological activation of the coagulation cascade. |