Figure 2From: Application of a target array Comparative Genomic Hybridization to prenatal diagnosis Confirmation of Yq12 deletion by FISH . (a) The MacArrayâ„¢ M-chip showed deletions in the Yq region. (b). In a patient with Yq deletion, the WCP Y signal (green) was detected but the DAZ locus signal (orange) was absent. (c). Normal male control for Yq12 deletion. The signal for the DAZ locus was detected in both chromosome and nucleus.Back to article page