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酶促DNA合成研究的进展
Advance in Enzymatic DNA Synthesis
【摘要】 笔者介绍了酶促DNA合成研究的进展。科恩伯格和他的同事经历了从合成核苷酸、核苷三磷酸到合成DNA的历程。他们分离并提纯了DNA聚合酶,弄清了合成DNA的最直接的前体,揭示了DNA合成的化学机理,合成了具有感染性的噬菌体ΦX174DNA。
【Abstract】 The advance in enzymatic DNA synthesis is introduced.Kornberg and his colleagues went through deoxyribonucleotide,deoxynucleoside tryphosphates and DNA synthesis.The immediate precursor of DNA synthesis was known.DNA polymerase was separated and purified.The chemical mechanism of DNA synthesis was revealed and infectious phage ΦX174DNA was synthesized.
【关键词】 核苷三磷酸;
DNA聚合酶;
酶的纯化;
噬菌体ΦX174DNA;
复制型;
密度梯度离心;
【Key words】 deoxynucleoside tryphosphate; DNA polymerase; purification of enzyme; phage ΦX174DNA; replication form; density gradient centrifugation;
【Key words】 deoxynucleoside tryphosphate; DNA polymerase; purification of enzyme; phage ΦX174DNA; replication form; density gradient centrifugation;
- 【文献出处】 自然杂志 ,Chinese Journal of Nature , 编辑部邮箱 ,2011年04期
- 【分类号】Q523
- 【被引频次】3
- 【下载频次】271