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我们以某地区接触X射线的60名医务人员和18名工业探伤工作人员为观察组,年龄为20~60岁,工龄为1~30年,某地区献血员80名为对照组,年龄为20~50岁,半年内未进行过X射线检查,作淋巴细胞微核率(MNCF)的分析,采用甲基纤维素法静脉血肝素抗凝恒温37℃培养0.5小时,常规制片,微核的标准:(1) 微核必须在胞浆完整的间期细胞中、形状为园形或椭园形;(2)直径小于主核的言;(3)与主核完全脱离;(4)染色与主核一致;(5)微核的计数:在高倍镜下每例计数2000个细胞,结果以含微核细胞的千分率表示。 观察组微核率的检出与对照组相比有显著
We used 60 X-ray medical staff and 18 industrial testing staff in a certain area as the observation group. The age group was 20 to 60 years old and the working age ranged from 1 to 30 years. 80 blood donors in a certain area were selected as the control group and the age was 20 ~ 50 years old, within six months without X-ray examination for lymphocyte micronucleus rate (MNCF) analysis, the use of methylcellulose venous blood heparin anticoagulant and incubated at 37 ℃ for 0.5 hours, routine preparation, micronuclei Criteria: (1) Micronuclei must be cytoplasm complete interphase cells in the shape of circular or oval; (2) Diameter is smaller than that of the main nucleus; (3) Complete detachment from the main nucleus; (4) Dyeing Consistent with the main nuclear; (5) micronucleus count: in high magnification each case counts 2000 cells, the results of micronuclei containing cells expressed as a percentage. The detection rate of the micronucleus in the observation group was significant compared with the control group