| 单词 | mitotic index |
| 释义 | > as lemmasmitotic index mitotic index n. the fraction (usually expressed as a percentage) of the cells in a tissue, culture, etc., that are undergoing mitosis at any given time. ΚΠ 1907 Amer. Naturalist 41 332 In a series of six public lectures Professor Charles S. Minot has made known the results of his studies, now in progress, concerning the essential nature of senescence...The rate of cell division is expressed by the ‘mitotic index’ which is the average number of mitotic figures found, in sections, among a thousand nuclei. 1908 C. S. Minot Probl. Age, Growth, & Death vi. 220 The mitotic index is the number of cells to be found at any given moment in the active process of division out of a total of one thousand cells. 1962 C. V. Harding et al. in A. Pirie Lens Metabolism 458 The mitotic index of the lens epithelium has been found to vary under different conditions and times of isolation. 1988 Nature 17 Nov. 251/1 MUGs were observed in two Chinese hamster cell lines..within 2 h following the addition of caffeine.., and a mitotic index of 76% was achieved within four hours of treatment with both caffeine and Colcamid (demecolcine). < as lemmas |
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