单词 | neurine |
释义 | neurinen.ΘΚΠ the world > life > the body > nervous system > substance of nervous system > [noun] neurine1836 nerve substance1839 nerve matter1843 nerve tissue1856 1836 Philos. Trans. (Royal Soc.) 126 567 The anterior and posterior portions of the spinal cord must perform a similar office to the anterior and posterior roots of the nerves connected with them, in consequence of the continuity of the films of neurine which compose them. 1839–47 Todd's Cycl. Anat. & Physiol. III. 593/2 It contains the elements of the true nervous tissue or neurine. 1854 R. Owen Struct. Skeleton & Teeth in Orr's Circle Sci.: Org. Nature I. 161 Tubular tracts are formed, some of which become filled with ‘neurine’, or nervous matter. 1870 H. Maudsley Body & Mind 56 The vesicular neurine has increased in quantity and in quality. 1875 Scribner's Monthly July 375/2 The essential ingredient of the nervous organism is a peculiar animal tissue known as neurine. 2. Biochemistry. A quaternary ammonium compound which is present in various animal tissues and is also formed during putrefaction by dehydration of choline, and can be isolated as a toxic, odoriferous, syrupy liquid; trimethylvinylammonium hydroxide, CH2=CHN(CH3)3OH. Formerly also: †choline itself (obsolete). ΘΚΠ the world > physical sensation > use of drugs and poison > poison > [noun] > from putrefying matter > specific sausage poison1843 septine1866 neurine1868 tyrotoxicon1886 mydaleine1887 tetanine1888 typhotoxin1888 tyrotoxin1890 1868 Proc. Royal Soc. 1867–8 16 466 The protagon of Liebreich, and the neurine recently identified by Wurtz, with hydrate of trimethyl-oxethyl-ammonium, have this characteristic in a certain degree. 1869 Biennial Retrospect (New Sydenham Soc.) 16 A basic substance..which he [sc. Liebreich] has termed neurine... By slightly modifying this method neurine has been artificially formed. 1869–71 H. Watts Dict. Chem. VI. 448 Choline or Neurine, C5H15NO2. 1880 J. W. Legg On Bile 52 By boiling with baryta water, lecithin is decomposed into neurin or cholin. 1899 T. C. Allbutt et al. Syst. Med. VI. 496 An effect also produced by snake venom, as well as by neurine and choline. 1910 Practitioner June 824 Putrefactive organisms split up proteins into..ptomaines—neurin, cholin, muscarin, cadaverin, [etc.]. 1967 I. L. Finar Org. Chem. (ed. 5) I. xiii. 353 Neurine is a very poisonous syrupy liquid. 1984 Japanese Soc. Sci. Fisheries 50 1425 Quaternary ammonium compounds (betaine, choline and neurine). This entry has been updated (OED Third Edition, September 2003; most recently modified version published online June 2022). † neurineadj. Obsolete. rare. Of or relating to nerves; neural. ΘΚΠ the world > life > the body > nervous system > nerve > [adjective] nervousc1475 neuromyic1841 neuric1857 neuromuscular1864 neurine1870 nervose1880 neurovascular1888 intraneural1901 myoneural1905 neuromotor1917 neuromyal1926 1870 J. Scoffern Stray Leaves Sci. & Folk-lore 446 When he began his neurine enquiries the prevalent belief..was [etc.]. This entry has been updated (OED Third Edition, September 2003; most recently modified version published online June 2018). < |
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