TARGETED ONCOGENE ACTIVATION BY SITE-SPECIFIC RECOMBINATION IN TRANSGENIC MICE

被引:516
作者
LAKSO, M [1 ]
SAUER, B [1 ]
MOSINGER, B [1 ]
LEE, EJ [1 ]
MANNING, RW [1 ]
YU, SH [1 ]
MULDER, KL [1 ]
WESTPHAL, H [1 ]
机构
[1] DUPONT MERCK PHARMACEUT INC,EXPTL STN E328,WILMINGTON,DE 19880
关键词
CRE/LOX; LENS DEVELOPMENT; SIMIAN VIRUS-40 LARGE TUMOR ANTIGEN;
D O I
10.1073/pnas.89.14.6232
中图分类号
O [数理科学和化学]; P [天文学、地球科学]; Q [生物科学]; N [自然科学总论];
学科分类号
07 ; 0710 ; 09 ;
摘要
An efficient and accurate method for controlled in vivo transgene modulation by site-directed recombination is described. Seven transgenic mouse founder lines were produced carrying the murine lens-specific alpha-A-crystallin promoter and the simian virus 40 large tumor-antigen gene sequence, separated by a 1.3-kilobase-pair Stop sequence that contains elements preventing expression of the large tumor-antigen gene and Cre recombinase recognition sites. Progeny from two of these lines were mated with transgenic mice expressing the Cre recombinase under control of either the murine alpha-A-crystallin promoter or the human cytomegalovirus promoter. All double-transgenic offspring developed lens tumors. Subsequent analysis confirmed that tumor formation resulted from large tumor-antigen activation via site-specific, Cre-mediated deletion of Stop sequences.
引用
收藏
页码:6232 / 6236
页数:5
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