The bond is broken releasing the 5 'end of the intron and attaching it to the branch point sequence, the intron now forms a tailed loop structure called a lariat.

债券是破碎释放的5 '端的内含，并注重向分支点序列，内含子，现在形成了一个尾式闭环结构称为套索。

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The vector was modified to include a heterologous intron with a synthetic splice donor engineered upstream of a fragment from intron A of the gonadotropin a subunit gene(containing a splice acceptor).

载体经修改后包括带有一合成的剪接供体的一个异种内含子， 此供体经促性腺激素a亚单位基因（含有一个剪接受体）的内含子A中某片段的上游改造。

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Since the split gene was found in 1977, the processing mechanism transcribed and the function of intron have been a popular subject about the study of molecular genetics ineucaryote.

自1977年发现不连续基因（断裂基因）以来，有关内元（内含子）的功用以及转录后的加工机制是真核生物分子遗传研究的一个热门。

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It has also improved on Rebetron with a drug called Peg-Intron, a "pegylated" combination of interferon and polyethylene glycol (Peg for short).

FORBES: The Next HIV?

In September Schering announced plans for a 2, 880-person trial to prove once and for all that Peg-Intron is a better drug.

FORBES: Magazine Article

Pegasys' only competition will be PEG-Intron, a very similar drug made by Kenilworth, N.

FORBES: Roche And Schering's Desperate Duel