OVERPRODUCTION OF PROTEIN P53 CONTRIBUTES TO SIMIAN-VIRUS 40-MEDIATED TRANSFORMATION

被引:56
作者
MICHALOVITZ, D [1 ]
ELIYAHU, D [1 ]
OREN, M [1 ]
机构
[1] WEIZMANN INST SCI, DEPT CHEM IMMUNOL, IL-76100 REHOVOT, ISRAEL
关键词
D O I
10.1128/MCB.6.10.3531
中图分类号
Q5 [生物化学]; Q7 [分子生物学];
学科分类号
071010 ; 081704 ;
摘要
The possible involvement of p53 overproduction in simian virus 40 (SV40) mediated transformation was studied by using the rat embryo fibroblast focus formation assay. Transformation by wild-type SV40 was enhanced to- to threefold by cotransfection of a plasmid overexpressing mouse p53. More significantly, such a plasmid could partially complement a transformation-defective deletion mutant of SV40. Hence, the ability of SV40 T antigen to induce high p53 levels may indeed be directly relevant to the viral transforming potential.
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页码:3531 / 3536
页数:6
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