A neomycin resistance cassette, flanked by loxP and Frt sites was introduced to intron 2 and an additional loxP site was placed in intron 3. Floxed homozygous mice express intact nicastrin gene. (J:149506)
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A neomycin resistance cassette, flanked by loxP and Frt sites was introduced to intron 2 and an additional loxP site was placed in intron 3. Floxed homozygous mice express intact nicastrin gene. (J:149506)