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In Ames test, micronucleus and chromosomal aberration assay BaCl2 showed negative results. Ames试验、微核试验和染色体畸变分析均为阴性结果。
Induced effects of the in vivo derivatives of sulfur dioxide on chromosomal aberration in CHL cells. 二氧化硫体内衍生物诱发CHL细胞染色体畸变效应
Hybridization in situ technique was employed to detect the chromosomal aberration in tumor tissues. 本实验用原位杂交技术检测几种肿瘤组织的染色体畸变。
Abstract Aneuploidy in human population is a serious genetic problem.The major cause of this numerical chromosomal aberration is non - disjunction. 摘要在人类群体中非整倍性是个严重的遗传问题。
Objective To study effect of low dose Mitomycin C(MMC) on chromosome aberration of bone marrow cells of mice treated by 2.0Gy X ray. 目的观察丝裂霉素C(MMC)对辐射损伤小鼠染色体畸变的影响。
Objective To investigate the clinical significance of chromosomal aberration of low dose professional radiation for workers in radiology departments. 摘要目的：探讨长期小剂量照射下放射工作人员染色体畸变的临床意义。
The results demonstratethat the rate of chromosomal aberration,blood lead. blood copperand blood zinc levels between the two groups are all significantly dif-ferent (P<0.01). 发现两组间的染色体畸变率、血铅、血铜、血锌均有高度显著性差异(P<0.;01)。
The molecular mechanism for chromosomal aberration and micronuclei induced by holmium ions was most probably DNA breakage to root-tip c ells of vicia faba. 钬离子诱导蚕豆根尖细胞染色体畸变和微核产生的分子机制主要为DNA断裂作用。
Conclusion Sauropus androgynus has certain genetic toxicity of chromosomal aberration induction and its molecular mechanism needs further investigation. 结论守宫木具有一定的诱发染色体畸变的遗传毒性。
In women, a faulty gene on one X chromosome is counteracted by a healthy copy. 对女性而言，那条正常X染色体上的基因完全可以替代另一条X染色体上的异常基因。
All of 17 cases detected by CGH showed chromosomal aberrations. CGH技术检测的17例肺癌标本中均检出染色体畸变(扩增和/或缺失),而且每个病例涉及多条染色体畸变。
Genotoxicity study is to study the genotoxicity and thepotential carcinogenesis effect of the test article. We can make such studies as Ames test, chromosomal aberration test, micronucleus test. 遗传毒性试验是研究受试物的遗传毒性及潜在的致癌作用。本中心可开展项目。包括Ames试验、染色体畸变试验、微核试验。
Chromosomal aberration and their frequency on 200 infertile man, sister chromatid exchange (SCE) frequency among 100 various occupational infertile males and lymphocyte micronucleus rate and their scatter on 60 infertile males were observed. 本研究观察了200例不育男性染色体异常及发生率,100例各职业不育男性姐妹染色单体交换率(SCE),60例男性不育者淋巴细胞微核率及其分布。
Results of study on the influence of C~(6+) ions with 46. 6 Mev/amu on types and frequencies of chromosomal aberration in radicle cells of 4kinds of plants were presented in the paper. 本文给出了46.;6MeV/amuC~(6+)离子对四种不同作物胚根细胞中染色体畸变的实验结果。
The contrasting analyses showed that in 3 cases of accidental radiation injury the whole/part exposure to radiodosage was 1.78 Gy/30 Gy, 0.12 Gy/5.42 Gy and 0.014 Gy/2.80 Gy and their chromosomal aberration rates were 7.33% ,2.5% and 1.5% respectively. 3例意外受照者全身及局部受照剂量分别为：1.;78Gy、30Gy，0
The resuilts indicated that EMS could induce chromosomal aberration of root tip cell and different damage effect of seedling ratio,seedling height,root length,root number and peroxidase activity. 本试验以EMS为诱变剂处理薏苡种子，结果表明，EMS能引起薏苡根尖细胞染色体畸变，同时对出苗率、苗高、根尖、根数和过氧化物酶活性都有不同程度的损伤效应。
Heterogametic sex The sex with dissimilar sex chromosomes, one (in mammals the Y chromosome)being shorter than the other(the X chromosome). 异配性别：具有不相同的性染色体，一条（哺乳类中为Y染色体）比另一条（X染色体）短一些。
And chromosome aberration of bone marrow cells of mice was observed. 观察小鼠骨髓细胞染色体畸变。
If we change the X chromosome to "Y" by bombarment method (or something like that). 如果我们用方法，将X染色体的其中一段打断，变成"Y";染色体。
The cloned retinoschisis gene (RS1) maps to the distal short arm of the X chromosome (Xp22.2). 近年来的研究已将RS基因定位于Xp22.;2(X染色体短臂远端)。