以小鼠为对象,对其注射汞化合物,然后检验其骨髓细胞微核和染色体,了解畸变情况。
Young mice were injected mercury compounds and the distortion of their marrow cell micronucleus and chromosome were observed.
微量全血培养法检测染色体畸变及微核。
Monitoring chromosome aberration and microkernel used little blood cultivate method.
以不同浓度的污水和硫酸铝作为诱变剂,测定豌豆根尖细胞的有丝分裂指数、微核率和染色体畸变率。
With different concentrations of sewage and aluminum sulfate as a mutagen, pea root tip cells in the mitotic index, micro-rate and the rate of chromosomal aberrations are determined.
结论烹调油烟冷凝物可引起外周血淋巴细胞的染色体畸变,对微核的产生影响较小。
Conclusion The cooking oil fume condensate may induce chromosome aberration, but has no obvious effect on frequency of micronucleus.
HPRT基因突变频率与染色体畸变、微核具有良好的相关性。
The HPRT gene mutation frequencies had better linear relations with chromosome aberrations and micronuclei.
研究发现,SO_2及其衍生物可引起人外周血淋巴细胞、小鼠骨髓细胞、中国仓鼠肺成纤维细胞等哺乳动物细胞的染色体畸变、姊妹染色单体交换及微核的形成。
Several studies have shown that SO2 and its derivatives could induce chromosomal aberrations, sister chromatid exchanges and micronuclei in human blood lymphocyte, bone marrow cell in mice and CHL.
随着盐酸吗啉胍处理浓度的增加,有丝分裂指数降低,而微核率和染色体畸变率均升高;
The cell mitotic index decreased when the concentration of MH increased in a certain range, however, the ratios of micronucleus and chromosome aberration could increase.
目的研究烹调油烟冷凝物对离体外周血淋巴细胞染色体畸变率和微核率的影响。
Objective To investigate the effects of cooking oil fume condensate on the frequencies of chromosome aberration and micronucleus of peripheral blood lymphocytes.
方法:小白鼠骨髓细胞试验微核方法和小白鼠骨髓细胞染色体畸变试验方法。
Methods: The micronucleus assay in mice marrow PCE and chromosome aberration assay in mice marrow cells have been used.
方法:将小鼠骨髓细胞染色体畸变率和微核率作为观察指标,来评价沙棘等蔬菜水果的预防治疗效果。
Methods: the mice's sternum marrow cell chromosome aberration and micronucleus rate were adopted as observation indexes to evaluate their preventive and curative effects.
结果表明,苯甲酰胺可诱发蚕豆根尖细胞微核及染色体畸变的产生。
The results indicated that benzamide could induce micronucleated cells and chromosomal aberration.
通过观察小鼠骨髓细胞染色体畸变和骨髓嗜多染红细胞微核率,研究对小鼠细胞遗传学的影响。
To study the cytogenetic changes, we observed the mice bone marrow cellular chromosome aberration and bone marrow polychromatic erythrocyte micronuclei ratio of mice marrow.
利用蚕豆根尖微核技术研究农药乙蒜素和细菌溴腈对蚕豆根尖细胞的遗传损伤,测定蚕豆根尖细胞的微核率、有丝分裂指数和染色体畸变率。
With different concentrations of sewage and aluminum sulfate as a mutagen, pea root tip cells in the mitotic index, micro-rate and the rate of chromosomal aberrations are determined.
由孪生变形积聚的畸变能和非基滑移的启动导致了动态再结晶的形核与长大。
The distortion energy stored by twinning and the activation of non-basal slip are responsible for the nucleation and growth of dynamic recrystallization (DRX).
方法采用微量全血常规培养法制备外周血淋巴细胞染色体畸变和微核标本。
Methods The slide preparation of chromosome and micronucleus were performed using the routine culture of micro-whole blood.
同时也探讨了在小剂量照射条件下染色体畸变类型特点,以及染色体畸变与微核之间的关系。
The correlation test demonstrated that there was a close relationship between the irradiation dose and the rate of chromosome aberration, the frequency of development of micro-nucleus, or both.
在核探测器和前置放大器获取核信息及波形数字化系统将模拟核信号数字化的过程中,都不可避免地会使核信号发生畸变,影响测量结果的精度。
During the detector and preamplifier acquire nuclear information and WDS convert the analog signals to digit value, the nuclear signals will inevitable be distorted to make the final result worse.
本文主要对辐射诱发染色体畸变和微核的形成与细胞分裂周期的关系作了综述和分析,并对微核细胞率作为辐射损伤的细胞学指标进行了评价。
This paper reviewed the relationship between chromosomal aberrations at the different stages of mitotic cycle and the mechanism of chromosomal aberrations and micronuclei induced by radiation.
静脉采血检测染色体畸变、姊妹染色单体交换(SCE)、细胞微核的发生率。
The mean frequencies of chromosome aberration (CA), sister chromatid exchange (SCE), and micronucleus(MN) were analysed.
本文对893名职业照射人员外周血平行观察了染色体畸变率和淋巴细胞微核率。
This paper reports the parallel observations of chromosomal aberrations frequencies and micronuclei frequencies in peripheral blood lymphocytes from893 occupational exposure workers.
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。
The molecular mechanism for chromosomal aberration and micronuclei induced by holmium ions was most probably DNA breakage to root-tip cells of vicia faba.
结论长期小剂量外照射可引起染色体畸变和微核检出率升高。
Conclusions Rises of chromosome aberration and micronuclei frequency are caused by lowdose and long…
结论长期小剂量外照射可引起染色体畸变和微核检出率升高。
Conclusions Rises of chromosome aberration and micronuclei frequency are caused by lowdose and long…
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