释义 |
cathepsin Biochem.|kəˈθɛpsɪn| [ad. G. kathepsin (Willstätter & Bamann 1929, in Zeitschr. f. physiol. Chem. CLXXX. 130), f. Gr. καθέψ-ειν to boil down (ἕψειν to boil) + -in1.] Any of various proteolytic enzymes, present in most animal tissues, which aid in autolysis of cells after death or in diseased cells.
1929Chem. Abstr. 1653 The enzymes of leucocytes... For the proteinase which is active at slightly acid reaction the name cathepsin is proposed. 1963Lancet 19 Jan. 153/1 In..the concentration of enzymes within the diseased muscle-cell..the acid phosphatases and cathepsins, both acid and alkaline, were increased. |