A single loxP site was inserted into intron 1 and a loxP-flanked neomycin selection cassette was inserted 3' to exon 3. The neomycin cassette was removed in ES cells by transient Cre expression prior to the production of chimeric mice. (J:67222)
Legend:
cx: complex: > 1 genome feature ot: other: hemizygous, indeterminate,... (F): Female
(M): Male
N: normal phenotype
(#): related diseases count