Besides the mutations, or changes, in DNA found in cancer patients, even healthy people turned out to have several variants in their mitochondrial DNA, though mostly in small proportions.
他们除了发现癌症患者的DNA出现突变或改变之外，还发现即使是健康人的线粒体dna也会产生若干变体，尽管比例不是很大。
The fMRI method used can decipher the brain's answers to questions in healthy people with 100 percent accuracy, but it has never been tried before in patients unable to move or speak.
研究者所采用的功能磁共振方法，能够以百分之百地准确率识别正常人回答这类问题时的大脑活动，但是在不能移动或是不能说话的人中，还没有试用过这种方法。
Methods162 patients with no aphasia, dementia and severe psychiatric symptoms and 158 healthy people were studied as controls. Stroke diagnose was made by SSRS and brain CT or MRI.
方法本研究使用社会支持评定量表（SSRS），对经头颅 CT 或MRI 检查证实为脑卒中， 无失语、痴呆和严重精神症状者162人及158名健康人进行对照研究。
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