| 释义 |
tigroid, a.|ˈtaɪgrɔɪd|
[f. Gr. τιγροειδής like a tiger: see -oid.]
Resembling a tiger or tiger's skin; marked like a tiger. tigroid body (Path.): see quots. Also absol. as n.
1901Buck's Handbk. Med. Sc. II. 338 The tigroid in the cell bodies of the nuclei of origin of the motor cerebral nerves. Ibid., A part of the dendrite where tigroid bodies disappear. 1904Titchener tr. Wundt's Physiol. Psychol. I. 41 When highly magnified, most nerve-cells show..a fibrillated structure; clusters of granules are set..between the meshes of this fibrillar network... The granular deposits are named, from their discoverer, the corpuscles of Nissl; they are also known as tigroid bodies, or as chromophilous substance. 1909Cent. Dict. Suppl. s.v. Granule, Nissl granules, small, deeply staining bodies found by Nissl in the cytoplasm of nerve-cells... Also called Nissl's bodies and tigroid.
Hence tigrolysis |taɪˈgrɒlɪsɪs| [Gr. λύσις dissolution], the breaking down of the tigroid substance in the nerve-cell; tigrolytic |-əʊˈlɪtɪk| a., of or pertaining to tigrolysis.
1903Buck's Handbk. Med. Sc. VI. 264 This disintegration..of the tigroid has been variously designated... Kohnstamm gives it the name tigrolysis,..which I prefer. Ibid., Cells still tigrolytic may be observed. |