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单词 mydaleine
释义

mydaleinen.

Brit. /mʌɪˈdeɪlɪiːn/, /mʌɪˈdeɪlɪɪn/, U.S. /maɪˈdeɪliˌin/
Forms: 1800s– mydalein, 1800s– mydaleine.
Origin: A borrowing from Greek, combined with an English element; modelled on a German lexical item. Etymons: Greek μυδαλέος , -ine suffix5.
Etymology: < ancient Greek μυδαλέος dripping, wet, in Hellenistic Greek also mouldy ( < μυδᾶν to be damp, dripping, to be damp from decay, further etymology uncertain + -αλέος, suffix forming adjectives) + -ine suffix5, after German Mydaleïn (L. Brieger Ueber Ptomaine (1885) II. 50). N.E.D. (1908) gives only the pronunciation (məidēi·lĭˌin) /maɪˈdeɪlɪɪn/.
Biochemistry. Now rare.
A toxic alkaloid reportedly found in putrefying animal and human tissue.
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
1887 A. M. Brown Treat. Animal Alkaloids i. iv. 37 The action of mydaleine on the animal economy is very interesting.
1897 T. C. Allbutt et al. Syst. Med. II. 788 Mydaleine, which has been obtained from the human cadaver.
1902 F. A. Starling tr. G. Burge Text-bk. Physiol. & Pathol. Chem. xxvii. 410 I shall not give any account of the numerous other bases, which have been isolated from bacterial products, since some of these (such as mydalein, typhotoxin, gadinin, &c.) have not been obtained in a pure state.
1910 Practitioner June 830 Ptomaines obtained from putrid meat and other albuminous bodies... Mydalein.
This entry has been updated (OED Third Edition, June 2003; most recently modified version published online March 2022).
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n.1887
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更新时间:2024/11/10 22:24:03