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[对注射低分子RNA的泥鳅胚胎细胞核中DNA含量的细胞光度学和生化研究]

[Cytophotometric and biochemical research on the amount of DNA in the nuclei of loach embryos injected with low-molecular RNA].

作者信息

Burakova T A, Marshak T L, Neĭfakh A A

出版信息

Ontogenez. 1988 Sep-Oct;19(5):495-8.

PMID:2463507
Abstract

The cell cycle structure in the cells of loach embryos at the early blastula stage (5 h of development at 21 degrees) is markedly altered under the influence of injection of homologous low molecular weight nuclear RNA and, as a result, the number of cells in G2-phase. The DNA amount in the embryo increases by 20%. At the midblastula stage (7 h) no increase in the number of cells in G2-phase was found.

摘要

在21摄氏度下发育5小时的早期囊胚阶段泥鳅胚胎细胞中的细胞周期结构,在注射同源低分子量核RNA的影响下会发生显著改变,结果是G2期的细胞数量增加。胚胎中的DNA含量增加了20%。在囊胚中期(7小时),未发现G2期细胞数量增加。

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