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单词 opsonic
释义

opsonicadj.

Brit. /ɒpˈsɒnɪk/, U.S. /ɑpˈsɑnɪk/
Origin: A borrowing from Latin, combined with an English element. Etymons: Latin obsōnāre , -ic suffix.
Etymology: < classical Latin obsōnāre, opsōnāre to purchase provisions, to cater (see opsonation n.) + -ic suffix. Compare opsonin n. (first attested in the same source: see quot. 1903). Compare slightly later French opsonique (dated 1904 in Robert Dict. alphabétique et analogique (1986)).
Medicine and Bacteriology.
Of or relating to opsonins; produced by or involving opsonins.
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the world > life > biology > substance > process stimulators or inhibitors > antibody > [adjective] > types of antibody
tropic1898
cytophil1902
cytophilic1902
opsonic1903
tuberculo-opsonic1905
opsonoid1907
opsonocytophagic1910
reaginic1931
anti-nuclear1958
1903 A. E. Wright & S. R. Douglas in Proc. Royal Soc. 72 366 We may speak of this as an ‘opsonic’ effect (opsono—I cater for; I prepare victuals for), and we may employ the term ‘opsonins’ to designate the elements in the body fluids which produce this effect.
1911 G. B. Shaw Doctor's Dilemma Pref. p. xxxviii A few doctors have now learnt the danger of inoculating without any reference to the patient's ‘opsonic index’ at the moment of inoculation.
1950 C. J. Witton Microbiology xxii. 297 Opsonic test. If the patient's white blood cells show unusual ability to engulf the bacteria, it indicates the presence of specific opsonins.
1969 H. I. Winner Microbiol. in Mod. Nursing xiii. 154 Yet another serological test, not much used today, is that to determine the opsonic index of a serum.
1989 Lancet 25 Nov. 1238/2 The ten patients with the opsonic defects had abnormal results in various mannan binding assays.
This entry has been updated (OED Third Edition, June 2004; most recently modified version published online March 2022).
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adj.1903
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