Table I.

Gene specific primer sequences for reverse transcription-quantitative PCR.

Genes	Primer sequences (5′→3′)
IL-1	F: ATGGCAGAAGTACCTAAGCTCGC
	R: ACACAAATTGCATGGTGAAGTCAGTT
IL-6	F: ACACACTGGTTCTGAGGGAC
	R: TACCACAAGGTTGGCAGGTG
TNF-α	F: ATGAGCACAGAAAGCATGATCCGC
	R: CCAAAGTAGACCTGCCCGGACTC
MMP1	F: GCCACAAAGTTGATGCAGTT
	R: GCAGTTGAACCAGCTATTAG
MMP3	F: ATGAAAATGAAGGGTCTTCCGG
	R: GCAGAAGCTCCATACCAGCA
MMP13	F: ATGCATTCAGCTATCCTGGCCA
	R: AAGATTGCATTTCTCGGAGCCTG
ACTB	F: TGACGGGGTCACCCACACTGTGCCCATCTA
	R: CTAGAAGCATTTGCGGTGGACGATGGAGGG

F, forward; R, reverse; MMP, matrix metalloproteinase; IL-, interleukin; ACTB, actin.