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长锋

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[交流] 【求助/交流】cccDNA准确定义 已有6人参与

RT:
cccDNA准确定义
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eileenjn

银虫 (小有名气)

★ ★
1949stone(金币+2): 2010-04-10 15:45
长锋(金币+2): 2010-04-12 10:45
共价、闭合、环状DNA  
covalent,closed,circled
2楼2010-04-10 15:29:24
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长锋

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引用回帖:
Originally posted by eileenjn at 2010-04-10 15:29:24:
共价、闭合、环状DNA  
covalent,closed,circled

你这太笼统了,能不能给点具体的说法?
3楼2010-04-10 15:37:07
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竹林细雨

金虫 (著名写手)

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350784478(金币+1):这个是老外弄出来的,只有老外能解释的最清楚了,感谢提供。 2010-04-10 21:48
长锋(金币+1): 2010-04-12 10:46
cccDNA (covalently closed circular DNA) is a special DNA structure that arises during the propagation of some viruses in the cell nucleus and may remain permanently there. It is a double-stranded DNA that originates in a linear form that is ligated by means of DNA ligase to a covalently closed ring. In most cases, transcription of viral DNA can occur from the circular form only. The cccDNA of viruses is also known as episomal DNA or occasionally as a minichromosome.
4楼2010-04-10 17:37:52
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长锋

金虫 (小有名气)

引用回帖:
Originally posted by 竹林细雨 at 2010-04-10 17:37:52:
cccDNA (covalently closed circular DNA) is a special DNA structure that arises during the propagation of some viruses in the cell nucleus and may remain permanently there. It is a double-stranded D ...

能不能给个中文的?老兄,我在这方面在入门阶段。。。
5楼2010-04-10 20:15:28
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wangqk198738

金虫 (正式写手)

人家的还笼统吗

楼主是真不会吗?二楼的说的很详细了,共价闭合环状DNA(covalently closed circular )试试这个网站吧:  http://dict.cnki.net/   
6楼2010-04-10 20:56:25
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qwshieyou

铁虫 (小有名气)

长锋(金币+1): 2010-04-12 10:46
共价闭合环状DNA
7楼2010-04-11 21:11:10
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qian159lin

铜虫 (小有名气)

就是细菌中的质粒
8楼2010-04-12 12:31:17
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