The cis-acting HsA enhancer element was replaced with a loxP site flanked neomycin resistance gene cassette. The neo cassette was excised by transient expression of cre recombinase in correctly targeted ES cells. (J:75624)
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The cis-acting HsA enhancer element was replaced with a loxP site flanked neomycin resistance gene cassette. The neo cassette was excised by transient expression of cre recombinase in correctly targeted ES cells. (J:75624)