Table 1. Primers used for the real-time PCR.

Gene	Forward	Reverse	Product size (bp)
MMP-1	5′-TGCTCATGCTTTTCAACCAG-3′	5′-GGTACATCAAAGCCCCGATA-3′	125
MMP-2	5′-CGACTCTTCGCACTCGACT-3′	5′-TCAGGATTCCCTGTTCGTTGA-3′	240
MMP-3	5′-GTCACCAGACCCATGGCA-3′	5′-GTCAGATGGAAGGGTCCCCA-3′	320
MMP-9	5′-GTAGCCTTCTTCCTTCCGAG-3′	5′-TCCCGGATATCTGTTGCCTG-3′	282
MMP-13	5′-CTGGAGTGATACTGATAAC-3′	5′-CACTAGGCATCAAGATATTACT-3′	119
TIMP-1	5′-AACATTCCTGGTCACCCAAC-3′	5′-GTTCCTCAACCCAAAGACCG-3′	165
TIMP-2	5′-GACAACCTCGTAGGTAAG-3′	5′-CTCTTCTAGACACCCGCAAT-3′	235
GAPDH	5′-TCCAGCGGTTACTCAAAC-3′	5′-GAGGACTCTAGTAGCCTGC-3′	275