| 单词 |
keratinize |
| 释义 |
keratinize, v.|ˈkɛrətɪnaɪz|
[f. Gr. κεράτιν-ος horny + -ize.]
1. intr. To grow horny.
1896Allbutt's Syst. Med. I. 211 In squamous-celled carcinomata the keratinising cells themselves have been erroneously viewed as parasites. 1973Nature 9 Feb. 398/1 Ambivalent cells of the vaginal squamous epithelium keratinize under oestrogenic action.
2. trans. To make horny, to subject to keratinization.
1909in Webster. 1924Q. Jrnl. Microsc. Sci. LXIX. 33 The centre [of the tumour] is completely keratinized. 1971J. Z. Young Introd. Study Man xi. 146 The products of the epidermal line are ultimately keratinized.
Hence ˈkeratinized, ˈkeratinizing ppl. adjs.
1896Keratinising [see sense 1 above]. 1904Trans. Ophthalm. Soc. XXIV. 13 Meibomian secretion organisms, etc., will become adherent to the keratinised plaques. 1912A. S. Grünbaum Essent. Morbid Histol. ii. 11 In epithelial cancer, the result is the formation of somewhat typical cell nests, which are composed of concentric groups of keratinised cells. 1924Q. Jrnl. Microsc. Sci. LXVIII. 105 Keratinized epidermis, e.g. a finger-nail, can be resolved after treatment with sulphuric acid. 1924Ibid. LXIX. 49 In the keratinizing cells the volume of the cytoplasm becomes only slightly greater. 1952Brit. Jrnl. Dermatol. LXIV. 424 The diagnosis of well-differentiated keratinizing squamous carcinoma. 1964G. H. Haggis et al. Introd. Molecular Biol. i. 6 When sufficient vitamin A is present, the cells [in the tissue culture] fail to form a keratinized squamous epithelium as they usually do. 1966Lancet 31 Dec. 1457/2 There is thus gradually built up a picture of increasing epidermal hyperplasia which at length becomes heaped up into a papilloma composed of the keratinising remnants of former follicles. |
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