X chromosome
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释义
x 染色体；
英英释义
X chromosome
n.the sex chromosome that is present in both sexes: singly in males and doubly in females
权威例句
Polycomb Proteins Targeted by a Short Repeat RNA to the Mouse X ChromosomeMethylation of histone H3 at Lys-9 is an early mark on the X chromosome during X inactivation.
The DNA sequence of the human X chromosome
Establishment of Histone H3 Methylation on the Inactive X Chromosome Requires Transient Recruitment of Eed-Enx1 Polycomb Group Compl...
Cloning of human androgen receptor complementary DNA and localization to the X chromosome.
Interleukin 10, a novel B cell stimulatory factor: unresponsiveness of X chromosome-linked immunodeficiency B cells.
Dosage compensation in mammals: fine-tuning the expression of the X chromosome.
Nuclear factor (NF)-kappaB-regulated X-chromosome-linked iap gene expression protects endothelial cells from tumor necrosis factor a...
Histone macroH2A1 is concentrated in the inactive X chromosome of female mammals
Evidence for a prostate cancer susceptibility locus on the X chromosome
1. Most interesting was what the scientists discovered about the X chromosome in humans and chimpanzees.
最有趣的要数科学家们在人类和黑猩猩X染色体上的发现。
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2. Men who carry the faulty genes can only pass them on through their X chromosome to their daughters.
这些男子自身携带的异常基因，只能通过传给自己女儿的x染色体继续传递下去。
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3. This leaves men at a disadvantage since they only have one X chromosome. Women have two, so that even when immunity genes are silenced on one the other can compensate.
这使只有一条X染色体的男性处于不利地位，而女性拥有两条，所以即使一条上的免疫基因不能发挥作用，另一条上的也能起到弥补作用。
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4. In a few cases, women may have two distinct green cones on either X chromosome.
在少数情况下，妇女也可能有两个X染色体上不同的绿色视锥。
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5. Hemophilia is caused by a mutation—likely spontaneous in Victoria‘s case—on the X chromosome and can be passed along the maternal line of families.
血友病源于X染色体上的一种突变——很可能是维多利亚女皇自身发生的一种突变，可经由遗传系统传给家族后代。
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6. They suggest that genes on the X chromosome play a role in autism.
他们说x染色体的基因在自闭症中起着作用。
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7. I'm sensitive, creative and artistic, and perhaps that comes from my extra X chromosome.
我有同情心、有创造力、有艺术气质，或许这正是那条多出的X染色体赋予我的。
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8. Now some of these [disease genes] may be on the X chromosome, [meaning that women who have the second X chromosome with which to compensate, would have an advantage].
现在猜测这些疾病基因可能在X染色体上面，这意味着女性有着第二条基因去抵消的优势。
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9. Challenge: a mutation on the X chromosome is the most common known cause of autism.
挑战：X染色体上的突变是最常见的自闭症病因。
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10. Boys are usually more severely affected with the condition - which is the leading known cause of autism - because they have only one X chromosome.
在正常情况下，该蛋白对大脑突触形成相关蛋白的形成起调控作用。男孩患有此种病症——这是已知的造成孤独症的主要原因，这仅仅是因为他们只有一条X染色体。
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11. Fragile X syndrome, a single genetic mutation on the X chromosome, is the most common source of inherited mental impairment, affecting one in every 4,000 boys and one in every 6,000 girls.
脆性X综合征，一个X染色体上的基因突变，是遗传性智力障碍最常见的来源，每4000名男孩和每6000名女孩中就有一名儿童患有该症。
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12. Fragile X syndrome, a single genetic mutation on the X chromosome, is the most common source of inherited mental impairment, affecting one in every 4, 000 boys and one in every 6, 000 girls.
脆性X综合征，一个X染色体上的基因突变，是遗传性智力障碍最常见的来源，每4000名男孩和每6000名女孩中就有一名儿童患有该症。
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13. Men may have an extra X chromosome or two on top of their normal XY combination.
男人可能有除了他们的正常的XY组合以外还有额外的1个或2个X染色体。
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14. The X chromosome is three times the size of the Y chromosome and carries 100 times the genetic information.
人体X染色体的显微扫描照片。 （得到照片研究中心允许而复制） X染色体是Y染色体的三倍大，而且也传递着比其多100倍的基因信息。
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15. Remember, males will show symptoms of the disease if their only X chromosome is defective.
要记住的是，如果男性唯一的X染色体抵御疾病，就会表现出疾病的症状。
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16. The disease is autosomal-recessive and linked to the X-chromosome, so that men whose mothers are carriers of the gene manifest the disease.
该病属常染色体隐性遗传，与X-染色体关联，所以，母亲是基因携带者的男性表现为发病。
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17. Because men have only one X chromosome that they inherit from their mother and thus only one copy of the TEX11 gene, any mutation could theoretically lead to sterility.
因为男性只有一条从母亲那里遗传来的X染色体，因此他们的TEX11基因只有一个拷贝，理论上来说，TEX11基因的任何突变都可以导致不育。
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18. Women with the syndrome are missing one or part of their second X chromosome.
患有特纳综合症的女性往往缺失一种或部分第二X染色体。
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19. Female mosaicism of the X chromosome has major implications for human health and disease and is the leading cause of female protection from X-linked genetic disorders.
女性作为X染色体的杂合子在人类的健康与疾病中及重要作用，并可避免X连锁遗产性疾病在女性中发生。
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20. The dystrophin gene is found on the X chromosome and passed on to children through a mother who is a carrier.
肌营养不良卵白基因位于人类X染色体，携带基因突变的母亲会遗传给婴儿。
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21. X chromosome mosaicism is not the only genetic difference between males and females.
染色体嵌合现象并不是男性与女性之间唯一的基因差别。
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22. If you have both the risk variants we discovered on chromosome 20 and the unrelated known variant on the X chromosome, your risk of becoming bald increases sevenfold.
如果你的染色体上有两个基因变异：我们发现的位于20号染色体上的变异和人们以前就知道的X染色体上的变异，您患秃发的风险将增加七倍。
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23. For decades, conventional wisdom stated that the X chromosome had little to do with meiosis or infertility because the X chromosome is silenced during male meiosis.
几十年来，传统的理论认为X染色体与减数分裂以及男性不育无关，因为在男性减数分裂过程中X染色体被沉默掉了。
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24. As MeCP2 resides on the X-chromosome, this meant studying male mice as females have two X-chromosomes.
由于MeCP2位于X染色体上，所以他们选择研究雄性老鼠，因为雌性老鼠含有两个X染色体。
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25. Dosage compensation in female mammals is achieved by inactivating the transcription of one of the X chromosome.
雌性动物的剂量补偿效应是通过细胞中一条X染色体的转录失活来实现的。
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26. In some women, most often black women, the two X chromosome each encode a different G6PD isoenzyme.
在一些妇女，特别是黑人妇女，两条x染色体各自编码一种不同的G6PD同工酶。
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27. The first is that males are more sensitive because they have only one X-chromosome.
第一个理论认为男性更敏感， 谏因为他们只有一个X染色体。
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28. The first is that males are more sensitive because they have only one X-chromosome.
第一个理论认为男性更敏感， 谏因为他们只有一个X染色体。
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X chromosome
