A loxP site was introduced upstream of exon 4 and another loxP site followed by a FRT-flanked neo was inserted downstream of exon 4. PCR was used to confirm recombination. (J:89237)
Legend:
cx: complex: > 1 genome feature ot: other: hemizygous, indeterminate,... (F): Female
(M): Male
N: normal phenotype
(#): related diseases count