“virion”的英文意思_释义_用法

单词

virion

释义

virion Microbiology.|ˈvɪrɪɒn|
[a. F. virion (A. Lwoff et al. 1959, in Ann. de l'Inst. Pasteur XCVII. 286), f. vir-us virus + -i- + -on -on¹.]
The complete, infective form that a virus has outside a host cell, with a core and a capsid.
1959Ann. de l'Inst. Pasteur XCVII. 288 The viral infective system, the virion, may be considered as a clathrate type of compound in which the genetic component is enclosed in a coat or capsid formed of subunits or capsomeres.1967K. M. Smith Insect Virol. i. v The virion is, structurally and physiologically, different from any cellular organelle and from any microorganism.1975Sci. Amer. May 25/2 An electron micrograph of the polio⁓virus virion (the virus particle) reveals a sphere 17 nanometers (millionths of a millimeter) in diameter... The virion consists only of protein and the nucleic acid RNA.

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