Efficient FLP recombination in mouse ES cells and oocytes

被引:115
作者
Schaft, J
Ashery-Padan, R
van der Hoeven, F
Gruss, P
Stewart, AF
机构
[1] EMBL, Gene Express Program, D-69117 Heidelberg, Germany
[2] Max Planck Inst Biophys Chem, Dept Mol Cell Biol, D-37077 Gottingen, Germany
关键词
Cre; site specific recombination; genetic engineering; transgenesis; homologous recombination;
D O I
10.1002/gene.1076
中图分类号
Q [生物科学];
学科分类号
07 ; 0710 ; 09 ;
摘要
We report an improved vector, pCAGGS-FLPe, for transient expression of the enhanced FLP recombinase in mouse ES cells and oocytes. In standard transfection experiments, about 6% of total ES colonies showed FLIP recombination, albeit with mosaicism within each colony. After microinjection of pCAGGS-FLPe into oocytes, about one-third of heterozygotic mice born showed complete FLIP recombination. Thus pCAGGS-FLPe presents two practical options for removal of FRT cassettes in mice. (C) 2001 Wiley-Liss, Inc.
引用
收藏
页码:6 / 10
页数:5
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