1·Chromosomal stability were detected in 23 children with malignancy by the technique of sister chromatid exchange (SCE).
用姊妹染色单体互换(SCE)技术检测23例恶性肿瘤患儿的染色体稳定性。
2·We applied the sister chromatid exchange (SCE) technique to pregnant women with antibodies against cytomegalovirus (CMV) positive, to detect the lesion and repair of DNA in the lymphocytes.
采用孕妇外周血淋巴细胞姐妹染色单体交换（SCE）技术，检测巨细胞病毒（CMV）抗体阳性孕妇淋巴细胞DNA损伤和修复。
3·The mean frequencies of chromosome aberration (CA), sister chromatid exchange (SCE), and micronucleus(MN) were analysed.
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。
4·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.
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。
5·Methods: the sister chromatid exchange (SCE) test in mice spermatogonia was used in the study.
方法：采用小鼠精原细胞姐妹染色单体交换实验。