单纯进行关节外切开治疗的13例患者中有2例疾病复发。

Symptomatic disease recurred in two of the thirteen hips treated with arthrotomy alone.

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花生种子发育过程几丁质内切酶、外切酶与抗黄曲霉侵染的关系研究。

Study on relationships between endochitinase exochitinase and resistance to aspergillus flavus during seeds development of arachis hypogaea l.

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取而代之一种叫做“核酸外切酶”的酶类被附着在AHL的顶部，它从DNA链上劈开各个碱基对，然后把它们填进孔道内，以供一个一个地识别。

Instead an enzyme, called an exonuclease, is attached to the top of the AHL. It cleaves individual base pairs from the DNA strand and feeds them through the pore to be detected one at a time.

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If I cut up just DNA from the chromosome, what's called genomic DNA, then I'm going to have both exons and introns within the fragments that I create.

如果我切割的恰好是染色体上的,基因组DNA,那我切成的片段上,就会同时有外显子和内含子

耶鲁公开课 - 生物医学工程探索课程节选