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来自大鼠肝脏的快速标记核糖核酸。关于在无细胞系统中与核糖体的附着以及对氨基酸掺入多肽的刺激作用的研究。

Rapidly labelled ribonucleic acid from rat liver. Studies in the attachment to ribosomes and stimulation of the incorporation of amino acids into polypeptides in cell-free systems.

作者信息

Wilkinson B R, Kirby K S

出版信息

Biochem J. 1966 Jun;99(3):786-92. doi: 10.1042/bj0990786.

Abstract
  1. Rapidly labelled RNA from rat liver, either as a complex with DNA (m-RNA-DNA) or with ribosomal RNA (m-RNA-RNA) binds to ribosomes in the polysome region. No binding could be demonstrated with ribosomal RNA or native DNA from Bacillus subtilis. 2. With ribosomes from rat liver, Escherichia coli or hepatoma the m-RNA-DNA stimulated incorporation of amino acids with rat-liver ribosomes only, whereas the m-RNA-RNA complex was effective with ribosomes from E. coli or the hepatoma. 3. Polyuridylic acid was effective as messenger RNA with all three ribosomes but much greater stimulation was obtained with ribosomes from E. coli and the hepatoma. 4. The degree of incorporation of phenylalanine with polyuridylic acid and ribosomes from a hepatoma was decreased by about 50% when ribosomal RNA was present.
摘要
  1. 来自大鼠肝脏的快速标记RNA,无论是与DNA形成复合物(m-RNA-DNA)还是与核糖体RNA形成复合物(m-RNA-RNA),都会与多核糖体区域的核糖体结合。未证明其与枯草芽孢杆菌的核糖体RNA或天然DNA有结合。2. 对于来自大鼠肝脏、大肠杆菌或肝癌的核糖体,m-RNA-DNA仅刺激大鼠肝脏核糖体掺入氨基酸,而m-RNA-RNA复合物对来自大肠杆菌或肝癌的核糖体有效。3. 多聚尿苷酸作为信使RNA对所有三种核糖体均有效,但对来自大肠杆菌和肝癌的核糖体有更大的刺激作用。4. 当存在核糖体RNA时,肝癌核糖体与多聚尿苷酸掺入苯丙氨酸的程度降低约50%。

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本文引用的文献

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STUDIES ON NUCLEIC ACIDS DURING CARCINOGENESIS.致癌过程中的核酸研究。
Br J Cancer. 1964 Dec;18(4):792-800. doi: 10.1038/bjc.1964.92.
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THE STABILITY OF LIVER MESSENGER RNA.肝脏信使核糖核酸的稳定性
Proc Natl Acad Sci U S A. 1964 May;51(5):810-8. doi: 10.1073/pnas.51.5.810.

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