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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加州大学圣迭戈分校的外科医生，Quyen Nguyen领导的团队已经设计出一种使神经发光的途径，这样神经被意外切断，导致永久性伤害的几率就会减少。

A team led by Quyen Nguyen, a surgeon at the University of California, San Diego, has devised a way to illuminate nerves so that they are less likely to be cut accidentally, causing lasting damage.

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就牛津大学的纳米孔技术而言，DNA分子依靠第二种蛋白质以一次一个碱基的速度通过小孔。这个蛋白质是一种被称为核酸外切酶的酶。

In the case of Oxford Nanopore's technology, the DNA molecule is fed through the hole one base at a time by a second protein, an enzyme called an exonuclease.

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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

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