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- aberration in chromosome 染色体畸变
- Water organic pollutants induced gene mutation and chromosome aberration in abundant season were tested by Ames test and micronucleus test (MNT). 用Ames实验、微核实验检测了丰水期水样中有机污染物引起的基因突变与染色体畸变;
- The results show that EtO can pass placental barrier easily and transfer into the pre- natal mice and indbce the chromosome aberration in hemapoietic stem cell of fetal liver. 实验结果表明:EtO这个小分子的水溶性化台物能容易地通过胎盘屏障转移到胎鼠,造成胎肝造血干细胞染色体损伤的效应,我们必须对EtO潜在性遗传危害给予足够的重视。 同时胎肝微核试验又是一种快速、简易的检测方法。
- Simultaneous studies wereconducted on bone marrow micronucleus and spermatocyte chromosome aberration in mice, yielding negative resultsand no evidence of mutagenic effects. 同时报道了小鼠骨髓微核和睾丸精母细胞染色体畸变试验研究的结果,即两项试验均为阴性,无致突变效应。
- The effect of arginine esterase (an effective component of ahylysantinfarctase) on CHL cell growth inhibition and chromosome aberration in vitro was studied. 试验结果表明,精氨酸酯酶在上述浓度对CHL细胞的增殖没有抑制作用,对CHL细胞的染色体结构也没有影响。
- The rate of the chromosome aberration in cells was characterized by starting at a much higher level and rising more rapidlly in the preceding 15 subcultures as compared with the control. 用混倍性变异体作外植体培养时,细胞水平染色体数量畸变具有起点高和前15代增长快的特点,同工酶变异率比正常有显著增加。
- Results:The study shows that there are 29 cases of chromosome aberration in the experiment:26 cases of numerical aberration(containing 5 46,XY/47,XXY mosaic) and 3 cases of structrual aberration. 结果在154名不育患者中,检出核型异常29例,其中有26例为数目异常(包括5例46,XY/47,XXY嵌合体),3例为结构异常。
- The failure of any process in meiosis can result in chromosome mal-disjunction. 这个过程中,任何一个环节的错误都可能会导致染色体的异常分离。
- Trisomy 7 and trisomy 12 are common chromosome aberrations in lymphoma. +7和+12是淋巴瘤常见的染色体畸变。
- 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。
- Amply discussed the reasons of aberration in glaze in the fields of produce and use taches both of pigment and glaze, et al. 从色料、色釉的生产及使用多方位对色釉产品表面色差产生的原因进行详尽分析,并对色差的控制提出了指导性的建议。
- An isochore with a length of about 7 Mb in chromosome 21 has been identified, and found to be gene- and Alu- poor. 同时该算法在21号染色体中识别出一段长度大约是7 Mb的基因和Alu含量都很少的isochore,。
- Providing a compact zoom lens exhibiting optical performance, of which a chromatic aberration in a telephoto state is well corrected. 提供一种小型的变焦透镜,其呈现出很好地校正在望远端状态的色像差的光学性能。
- After a meiotic reduction in chromosome number sporozoites are formed within the oocyst. 经过减数分裂减少染色体数目形成孢子的卵囊。
- It doesn't influence the veracity of recovered results much even if there exists a small unsymmetrical aberration in the aberration of the symmetrical system. 对称系统像差中存在少量的非对称像差对复原结果的准确性影响不大。
- These Model Operas, paradigmatic for the whole gamut of Cultural Revolution culture, are habitually damned as an aberration in terms both of aesthetic and cultural development. 以样板戏是文化大革命的主旋律为例证,整个文化大革命习惯上被认为是审美和文化发展的严重失常。
- Overall wave-front aberration, each order and each term of Zernike aberration in different groups were analyzed by Statistics package for social science (SPSS) for W... 家族性高度近视具有明确的家族遗传规律{’伙因此受遗传因素影响最大,已成为近视基因学的主要研究对象。
- After subculturing for a long time, the range of variation of chromsome number was much wider and the variation in chromosome structure was produced. 如果继代培养时间较长,染色体数目变异的范围更广,而且出现染色体结构变异。
- Enron has revealed an aberration in common-law accounting practices, but such cases are rare and they are effectively dealt with by private-sector mechanisms. 安然事件反映了普通法会计实践中的一次失误,但这样的案件是十分罕见的,而且在私有经济的体制下得到了有效的处理。