Add extra copies of them to these organisms' chromosomes, or force the existing copies to produce more protein than normal, and life is prolonged.
向这些生物体染色体中加入更多这类基因拷贝，或让现有的这类基因产生比正常情况下更多的蛋白质就能将生命延长。
Back then, the mitochondria didn't have stunted genomes as they do today, but normal bacterial chromosomes with several thousand genes.
回溯到那时候，线粒体(细菌)还没象今天我们看到的这样全然地改变了染色体的面貌，但正常的细菌染色体有几千个基因。
So its progeny have double the normal amount of chromosomes, which they randomly toss off till they're near the right number again.
所以它的后代有双倍的染色体数量，它们随机地轻而易举地处理直到它们重新接近正确数目。
Turner Syndrome usually results from a problem with the chromosomes and can leave women infertile and shorter than normal.
特纳综合症通常由染色体的问题所导致，这种疾病会让女性无法生殖且身高比常人矮。
In each case, the researchers identified rejiggered chromosomes specific to the tumor but not seen in a person's normal DNA.
在每个病例中，研究者都鉴别出肿瘤细胞特别的染色体重组，而这些重组并不发生在正常细胞的DNA中。
The results showed that 4.53% of PMCs contained at least one unpaired of chromosomes and 2.31% of PMCs had a chromosome number deviating from their normal Numbers.
结果表明，4.53%的细胞含有至少一对不配对的染色体，2.31%的细胞里，染色体偏离正常的数目。
In foetuses with a normal number of chromosomes, a thicker nuchal translucency is associated with other fetal defects and genetic syndromes.
在胎儿与正常数目的染色体，一个较厚的颈部半透明是与其他胎儿缺陷和遗传综合征。
Normal cells have pairs of chromosomes numbered 1–22.
正常细胞有编号为1到22的成对染色体。
They revealed that in normal cells, BCL9L helps activate a protein called caspase-2 in response to an abnormal number of chromosomes, triggering a self-destruct sequence.
他们发现在正常的细胞中，BCL9L帮助激活一种叫做半胱天冬酶-2的蛋白质以应对异常数量的染色体，引发自毁程序。
ABL and BCR, which are located on chromosomes 9 and 22, respectively, are normal genes whose function is still unknown.
而ABL和BCR都是正常基因，分别定位于第9和第22号染色体，但它们的功能目前还不清楚。
The karyotype of their chromosomes were normal (46xy or 46xx), no chromosome aberration, chromosome loss and polyploid.
所有患者染色体核型均正常，未见染色体核型缺失及多倍体，均为46xy或46xx型。
Aneuploidy is a chromosomal imbalance of one or a few chromosomes above or below the normal human chromosomal number of 46, which may lead a child to have abnormalities including Down Syndrome.
非整倍性是指个体的染色体不均衡或者或者某些染色体比正常人的染色体数目多或者少包括唐氏综合症。
Normal cells have 23 pairs of chromosomes, but cancer cells frequently have more or less than this magic number.
正常细胞有23对基因组，但是癌症细胞通常比这个魔法数字更多或更少。
We have examined the chromosomes of peripheral blood lymphocytes in 26 normal individuals and 53 patients of various viral hepatitis.
本文观察了26例正常人和53例各型病毒性肝炎病人末梢血淋巴细胞染色体。急性和慢性病毒性肝炎均有染色体畸变。
AML will strike an estimated 10,000 Americans this year, and about 45 percent of those will have cancer cells with normal-looking chromosomes.
据估计今年将有1万美国人罹患aml, 45%患者的癌细胞带有正常样子的染色体。
AML will strike an estimated 10,000 Americans this year, and about 45 percent of those will have cancer cells with normal-looking chromosomes.
据估计今年将有1万美国人罹患aml, 45%患者的癌细胞带有正常样子的染色体。
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