EFFECT OF PASSAGING ON MER PHENOTYPE OF HUMAN FETAL CELL-CULTURES

被引:7
作者
DAY, RS [1 ]
HONORE, LH [1 ]
DOBLER, KD [1 ]
机构
[1] UNIV ALBERTA, WALTER C MACKENZIE HLTH SCI CTR, FAC MED, DEPT PATHOL, EDMONTON T6G 2B7, ALBERTA, CANADA
来源
MUTATION RESEARCH | 1991年 / 254卷 / 02期
关键词
PASSAGING; EFFECT ON MER PHENOTYPE; MER+ PHENOTYPE; HUMAN FETAL CELL CULTURES;
D O I
10.1016/0921-8777(91)90006-B
中图分类号
Q3 [遗传学];
学科分类号
071007 ; 090102 ;
摘要
With increasing passage in culture, the human fibroblast cell strain GM11 lost the Mer+ phenotype (the ability to support the growth of adenovirus 5 damaged prior to infection by MNNG). All of 46 embryonic strains prepared either from various organs of 20 fetuses from 6-7 to 13-14 weeks of gestational age or from two hydatidiform moles showed normal repair of MNNG-treated virus. We conclude that human fetal strains are not usually deficient in such repair, and that the behavior of GM11 is atypical.
引用
收藏
页码:153 / 160
页数:8
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