Table 1.

Primer oligonucleotide sequences.

Gene	Primers
MMP2	F:5′- AAAGGAGGGCTGCATTGTGAA-3′
	R:5′- CTGGGGAAGGACGTGAAGAGG-3′
MMP9	F:5′-AGGTGCCTCGGATGGTTATCG-3′
	R:5′-TGCTTGCCCAGGAAGACGAA-3′
β-actin	F:5′-AACTCCCATTCCTCCACCTT-3′
	R:5′-GAGGGCCTCTCTCTTGCTCT-3′

MMP-2, matrix metalloproteinase-2; MMP-9, matrix metalloproteinase-9.