EFFECT OF A TUMOR PROMOTER, 12-O-TETRADECANOYL-PHORBOL-13-ACETATE (TPA), ON SISTER-CHROMATID EXCHANGE FORMATION IN CULTURED CHINESE-HAMSTER CELLS

被引:57
作者
LOVEDAY, KS [1 ]
LATT, SA [1 ]
机构
[1] HARVARD UNIV,SCH MED,DEPT PEDIAT,BOSTON,MA 02115
来源
MUTATION RESEARCH | 1979年 / 67卷 / 04期
基金
美国国家卫生研究院;
关键词
D O I
10.1016/0165-1218(79)90030-2
中图分类号
Q3 [遗传学];
学科分类号
071007 ; 090102 ;
摘要
The tumor promoter 12-O-tetradecanoyl-phorbol-13-acetate (TPA) does not increase the sister-chromatid exchange (SCE) frequency in either Chinese hamster ovary (CHO) or lung (V 79) cells which are cultured in the presence of 5-bromodeoxyuridine. Moreover, TPA does not alter the induction of SCEs in CHO cells by mitomycin C during the first 3 cycles following addition of the alkylating agent. These SCE induction data do not by themselves support the hypothesis that tumor promotion by TPA depends on the enhancement of mitotic recombination. © 1979.
引用
收藏
页码:343 / 348
页数:6
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