Primers used in this study
| VEGF | |
| Forward | 5′-CCA TGA ACT TTC TGC TGT CTT-3′ |
| Reverse | 5′-ATC GCA TCA GGG GCA CAC AG-3′ |
| Sp1 | |
| Forward | 5′-GGAGTTGGTGGCAATAATGGG-3′ |
| Reverse | 5′-TGGTTCTGTAAGTTGGGAGCGG-3′ |
| Sp4 | |
| Forward | 5′-CCAGCAGTAATAACGGGAGTGC-3′ |
| Reverse | 5′-AAGTAGTGGTGTTGGTGGGTGTG-3′ |
| GAPDH | |
| Forward | 5′-AATCCCATCACCATCTTCCA-3′ |
| Reverse | 5′-GTCATCATATTTGGCAGGTT-3′ |