Table 1.

Primer sequences used for real-time PCR

Gene	Forward	Reverse
Nrf-2	5′-CATGATGGACTTGGAGTTGC-3′	5′-CCTCCAAAGGATGTCAATCAA-3′
Keap-1	5′-CACAGCAGCGTGGAGAGA-3′	5′-CAACATTGGCGCGACTAGA-3′
HO-1	5′-AGGCTAAGACCGCCTTCCT-3′	5′-TGTGTTCCTCTGTCAGCATCA-3′
HPRT	5′-AGGACCTCTCGAAGTGT-3′	5′-ATTCAAATCCCTGAAGTACTCAT-3′