单词 | neurokeratin |
释义 | > as lemmasneurokeratin neurokeratin n. Brit. /ˌnjʊərə(ʊ)ˈkɛrətɪn/ , U.S. /ˌn(j)ʊroʊˈkɛrətn/ Histology and Biochemistry proteinaceous material forming a network in the myelin sheath, esp. in material prepared for light microscopy; (also) insoluble protein remaining after extraction of brain tissue with solvents.ΘΚΠ the world > life > the body > nervous system > substance of nervous system > [noun] > neurokeratin neurokeratin1883 1883 E. Klein Elem. Histol. §140 Its own hyaline more or less elastic sheath, composed of neurokeratin. 1910 Encycl. Brit. I. 515/2 Related to this substance [sc. keratin] are ‘neuro-keratin’, found in the medullary sheath of nerves, [etc.]. 1966 Proc. Royal Soc. B. 166 279 After cold acetone extraction of whole brain 38% of the radioactivity was present in the aqueous buffer extract,..and 10% in the insoluble neurokeratin residue. 1985 C. R. Leeson et al. Textbk. Histol. (ed. 5) vii. 223/1 Myelin..is dissolved after ordinary fixation methods, leaving a network of protein material called neurokeratin around the nerve fiber. < as lemmas |
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