单词 | mrna |
释义 | > as lemmasmRNA mRNA n. (formerly also †MRNA) Biology messenger RNA. ΚΠ 1961 F. Jacob & J. Monod in Jrnl. Molecular Biol. 3 350 A small fraction of RNA, first observed by Volkin & Astrachan (1957) in phage infected E. coli and recently found to exist also in normal yeasts..and coli.., does seem to meet all the qualifications listed above. This fraction (which we shall designate ‘messenger RNA’ or M-RNA) amounts to only about 3% of the total RNA. 1965 Jrnl. Molecular Biol. 14 257 [They] have presented evidence for the attachment of ribosomal particles to mRNA while the RNA is still attached to its DNA template. 1970 E. J. Ambrose & D. M. Easty Cell Biol. iv. 129 When the code has been transcribed from DNA on to mRNA, the latter leaves the nucleus, passing through the nuclear membrane into the cytoplasm. 1991 D. J. Weatherall New Genetics & Clin. Pract. (ed. 3) iii. 47 One well-characterized way of making more than one use of mRNA is by differential splicing, so that different proteins are synthesized in particular tissues, a particularly popular activity among neuropeptides and muscle proteins. < as lemmas |
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