Table 1. Primers for RT-PCR.

Gene	Primers
PAX6	F:5′-CGGAGTGAATCAGCTCGGTG-3′ R:5′-GCAAAATAGCCCAGTATAAGCGG-3′
RHODOPSIN	F:5′-CGGTACGTGGTGGTGTGTAA-3′ R:5′-AGGTGTAGGGGATGGGAGAC-3′
GAPDH	F:5′-TCAACGGCACAGTCAAGG-3′ R:5′-ACCAGTGGATGCAGGGAT-3′