A loxP site was inserted upstream of exon 4. A floxed neomycin resistance cassette was inserted downstream of exon 5. Cre-mediated recombination removed the selection cassette and left exons 4 and 5 floxed. (J:211913)
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A loxP site was inserted upstream of exon 4. A floxed neomycin resistance cassette was inserted downstream of exon 5. Cre-mediated recombination removed the selection cassette and left exons 4 and 5 floxed. (J:211913)