In this paper, we report a case of X-trisomy, and analyse its mechanism and genetic effect.
本文报告一例单纯性x三体型,并对其发病机理和遗传效应进行了分析。
The total genetic effect of progeny was obtained by economic weighting genetic effect of these two traits.
通过经济加权上述两个性状的遗传效应来预测后代的综合遗传效应。
The difference in genetic effect of the triploids obtained from two different combinations was significant.
并且正反交三倍体的遗传效应差异明显。
Sixteen cucumber crosses were made to study the genetic effect of the fruit quantitative characters with using 4 inbred lines.
以4个黄瓜自交系为试材,采用完全双列杂交设计,对黄瓜果实数量性状的遗传规律进行了研究。
Research on consanguineous mating and genetic effect on generation is one of the research contents of human genetics and eugenics.
对近亲婚配及后代遗传效应的研究是人类遗传学和优生学的研究内容之一。
"The genetic effect is much lower than those who are regular smokers, but this does not mean that there are no health consequences," says Dr. Crystal.
“基因影响比那些经常吸烟的人们要低的多,但是这不意味着没有健康问题,”Crystal博士说。
For each QTL, both additive effect and dominant effect were detected. Most QTLs had the genetic effect of partial dominance, dominance or overdominance.
对每个QTL(定量特征点位分析) ,均检测到加性和显性效应,但相对大小有不同,各QTL以部分显性、显性和超显性为主要遗传方式;
The results indicated that the hybrid seed fertility, single plant yield and apparent genetic effect of rice treated by SPNE were higher than the control.
结果表明,用SPNE处理的杂交种子结实率、单株产量和表观遗传效应均高于对照。
Through combining ability and genetic effect analyses of 20 crossing from a set of 5 >< 5diallel crosses to establish the base theory of quality breeding for Chinese cabbage.
最后对5份亲本,20个杂交组合进行配合力和遗传效应分析,为大白菜的品质育种提供理论依据。
Dry chip percentage was domantly performed in additive genetic effect, which made it possible to predict the results from phenotype combining, but breeding selection potential was low.
薯干率加性效应遗传占绝对优势,高薯干率育种一般从表型组配亲本组合可获预期效果,但育种选择潜力较低。
And in this study, the relationships between different haplotype and body fat percent, the genetic effect of OB on body fat deposition are needed to be further studied by enlarging the samples.
不同单倍型与脂肪含量之间的关系以及OB基因多态性对脂肪蓄积的基因效应还会通过扩大样本后作进一步研究。
This review introduced reproductive characteristics of some high prolific sheep breeds abroad and the discovery, genetic effect, chromosome mapping of relevant major genes in these sheep breeds.
作者就国外一些高繁殖力绵羊品种的繁殖特性以及相关主效基因的发现、遗传效应、定位等研究进展作一综述。
This, in turn, has a major effect on their diet, leading scientists to speculate that the ability to learn population-specific hunting methods could be driving the animals' genetic development.
这进而对它们的饮食产生了重大影响,促使科学家们推测,学习特定种群狩猎方法的能力可能推动了这些动物的基因发育。
The numerical effect is obvious: there are fewer salmon in degraded regions than in pristine ones; however, habitat loss also has the potential to reduce genetic diversity.
数值效应是明显的:退化地区的鲑鱼数量比原始地区少;然而,栖息地的丧失也有可能减少遗传多样性。
Many scientists once believed that physical similarities between identical twins are genetic, while their personalities, intelligence and other differences between them are an effect of their environment.
许多科学家曾经认为,同卵双胞胎在外貌上的相似是由基因决定的,而他们之间的性格、智力和其他差异则是受到环境的影响。
Sometimes it is because in the new population, the genetic background for their other genes masks the effect of gene a on depression.
有时,那是因为在新的人群中,人们其他的基因作用下的遗传背景掩盖了基因A对抑郁的效应。
But what if factors other than climate, like the food available nearby or the viruses, bacteria, and parasites native to the area, also had an effect on various human populations' genetic toolkits?
但是如果除开气候这一因素,像就近的食物资源或者作为原住民的病毒,细菌和寄生虫等也能对丰富的人类基因工具箱产生影响呢?
Fu's group wanted to study the effect of the mutation in a more controlled way, so they created a strain of mice with the same genetic change.
傅的团队想要更可控地研究这种基因突变的效果,所以他们改造出一种拥有同种基因变化的老鼠。
The study did not follow the subjects long enough to document what effect the genetic changes may actually have on the lung tissue, but Crystal says those studies are forthcoming.
这项研究还不能确定基因变化会对肺组织产生什么样的具体影响,但是克里斯多博士说关于此的研究会继续的。
The genetic explanation of the returning soldier effect is, for now, a thought experiment—the gene responsible has not been found.
目前,“军人回乡效应”的遗传学解释还只是一种设想,有关基因尚未发现。
The team also used genetic techniques to produce the molecule in another type of cell and showed that version had the same effect.
小队通过基因技术用其他细胞产生这种分子,也可以达到同样的效果。
It is because one type of radiation emitted by the sun, ultraviolet (UVR), is believed to cause genetic changes in the developing baby that may have a shaping effect, either beneficial or harmful.
因为,太阳所发出的一种光线叫作紫外线(UVR),它可以造成胚胎期的婴儿的基因变化,从而造成可感知的后果,这种后果有好有坏。
Dr M of fitt's team (the actual work was led by her colleague, Avshalom Caspi) looked at the effect on intelligence of breastfeeding, but in a genetic context.
莫菲特博士的科研组(实际的工作由她的同事阿福斯·阿罗姆·卡斯普领导)探究了母乳喂养对智商的影响,但是这种研究是根据遗传环境而进行的。
Spontaneous model with intervertebral disc degeneration was the balance of unstability in modal function, while the effect of genetic factor could change this balance and accelerate the degeneration.
自发间盘退变的动物模型主要是间盘形态功能之间不稳定的平衡,遗传因素的影响可以改变这种平衡而加速退变。
But if such investigations confirm these results, it may be possible to predict, on the basis of a genetic test, whether someone will experience a strong placebo effect or not.
但如果有深入研究能证实这些结果,基于基因测试,这可能用来预测个体是否会体验到强安慰剂效应。
Conclusion Carbon tetrachloride has genetic toxic effect on the PCE cell and germ cell in the mice.
结论四氯化碳对小鼠生殖细胞和血红细胞有遗传毒性作用。
Micronucleus (MN) assay in peripheral lymphocyte was used to appraise cell genetic toxic effect from ionizing radiation.
采用外周血淋巴细胞微核率等指标评价辐射所致细胞遗传毒性效应。
Epistatic component accounted for 6 3% for the total number born, and 6 5% for the number born alive, which showed that epistatic effect was not important in the genetic variation between populations.
上位效应平方和占总产仔数和活产仔数总遗传变异平方和的比例分别为6 3%和6 5 % ,可见上位效应对窝产仔数群体间遗传差异作用不大。
Epistatic component accounted for 6 3% for the total number born, and 6 5% for the number born alive, which showed that epistatic effect was not important in the genetic variation between populations.
上位效应平方和占总产仔数和活产仔数总遗传变异平方和的比例分别为6 3%和6 5 % ,可见上位效应对窝产仔数群体间遗传差异作用不大。
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