supernatant

英 [,suːpə'neɪt(ə)nt; ,sjuː-] 美 [,sʊpɚ'netənt]
  • adj. 浮在表面的;上层的
  • n. 浮层;上层清液

英文词源


supernatant (adj.)
"floating on the surface," 1660s, from Latin supernatantem (nominative supernatans), present participle of supernatare "to swim above," from super (see super-) + natare "to swim," frequentative of nare "to swim" (see natatorium). Related: Supernatation (1620s).

双语例句


1. The culture supernatant of tumor cell lines was not cytoxic.
白血病细胞培养上清液无细胞毒作用.

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2. Methods Manner plate assay, contact hemolysis and supernatant assay were used.
方法平板检测法, 接触溶血法,上清检测法.

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3. You centrifuge the solution, decant the supernatant, and discard the pellet.
你然后对溶液离心, 慢慢倒出上清,弃沉淀.对上清液你加更多的硫酸铵.

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4. Once precipitated the sample was centrifuged and the supernatant was removed.
如有沉淀,离心样品,出去上层漂浮物.

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5. Transfer the supernatant into a spin ( QIAprep ) column.
将上清液换至( Qiaprep ) 离心管柱.

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