Table 3: Primer used for qRT-PCR.
| Target gene | Primer sequence (5′-3′) | Amplicon length (bp) |
| GLI1 | Forward: CTACATCAGTTCCGGCCAGT | 157 |
| Reverse: GGCGACTGACAGTATAGGCT | ||
| GLI2 | Forward: CCTGCATGTCAAAGCCATCA | 179 |
| Reverse: TGTCATCCAGAGCAGTCAGG | ||
| GLI3 | Forward: ACCTCAAAGCGGGAAGAATGC | 132 |
| Reverse: ACTGTTGGAATAGTTGCTGATGGG | ||
| ACTB | Forward: CAGAGGCGTACAGGGACAGC | 106 |
| Reverse: AACCCCAAAGCCAACCGT |