Figure 10From: The multiple sex chromosomes of platypus and echidna are not completely identical and several share homology with the avian ZGene mapping. (a) BAC-clone FISH of DMRT1 on echidna X4. (b) Localization of PDE6A by PCR. (c) BAC-clone FISH mapping PDE6A to the pairing regions of X1 and Y1.Back to article page