Figure 1 of Jia, Mol Vis 2010; 16:676-681.

Figure 1. Novel PAX6 mutation identified in exon 5 of the patient. A heterozygous mutation in PAX6 was exclusively detected in the affected patient and the mutation was confirmed by bidirectional sequencing, which the underline indicates. The other underline shows the corresponding normal sequence from the unaffected control individual.