单词 | tonofibril |
释义 | > as lemmastonofibril tonofibril n. Brit. /ˌtɒnə(ʊ)ˈfʌɪbr(ᵻ)l/ , /ˌtɒnə(ʊ)ˈfɪbr(ᵻ)l/ , /ˌtəʊnə(ʊ)ˈfʌɪbr(ᵻ)l/ , /ˌtəʊnə(ʊ)ˈfɪbr(ᵻ)l/ , U.S. /ˌtoʊnoʊˈfaɪbrəl/ , /ˌtoʊnoʊˈfɪbrəl/ , /ˌtɑnoʊˈfaɪbrəl/ , /ˌtɑnoʊˈfɪbrəl/ Histology a bundle of tonofilaments. [ < German Tonofibrille (M. Heidenhain 1899, in Arch. f. mikrosk. Anat. 54 212).] ΘΚΠ the world > life > biology > substance > cell > cell substance > [noun] > protoplasm or cytoplasm > structure or substance in cytoplasm microsome1881 myoneme1893 tonofibril1901 Holmgren1921 tonofibrilla1925 cytoskeleton1936 protofibril1948 protofilament1960 microfilament1963 tonofilament1964 cytosol1965 1901 Jrnl. Royal Microsc. Soc. 512 (table) Tonofibrils or resistance fibrils, e.g. in intestinal epithelial cells, epidermis cells. 1964 G. H. Haggis et al. Introd. Molecular Biol. v. 120 In the stratified squamous epithelium of the skin, tonofibrils arch through all the cells like scaffolding and they are attached to numerous desmosomes over the entire surface of the cells. 1976 Path. Ann. 11 220 At a fine structural level, the cells of thymoma contain tonofibrils and complex desmosomes, but no neurosecretory granules. < as lemmas |
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