Rxra^tm4.1Ipc

This allele is a derivative of Rxratm4Ipc in which exon 4 and flanking sequences including the thymidine kinase/ neomycin resistance cassette were removed in the germ line by crossing Rxratm4Ipc mice with transgenic mice expressing Cre recombinase under the control of a CMV promoter. (J:67149)