Table 1.

Primer sequences

Gene	Forward/reverse	Primer sequence	Product size (bp)
MMP-2	forward	5’-TTTGACGGTAAGGACGGACTC-3’	146
	reverse	5’-TACTCCCCATCGGCGTTC-3’
MMP-9	forward	5’-CCGGACCAAGGATACAGTTTG-3’	179
	reverse	5’-TCAGGGCGAGGACCATAGAG-3’
β-actin	forward	5’-TGACGTGGACATCCGCAAAG-3’	205
	reverse	5’-CTGGAAGGTGGACAGCGAGG-3’

Note: MMP: Matrix metalloproteinases.