Table 2. Sense (S) and antisense (A) primers used in the real-time PCR of reference and target genes.

Gene	Primer sequence (5′–3′)	Product size (bp)
Beta-actin (ACTBL2)	S: CTGGAACGGTGAAGGTGACA	136
	A: AAGGGACTTCCTGTAACAATGCA
Collagen I α1 (COL1A1)	S: AGAGCATGACCGATGGATTC	122
	A: TTCTTGAGGTTGCCAGTC
Collagen III α1 (COL3A1)	S: GGCCTACTGGGCCTGGTGGT	190
	A: CCACGTTCACCAGGGGCACC
Cyclooxygenase-2 (COX2)	S: ATGGGGTGATGAGCAGTTGT	221
	A: GAAAGGTGTCAGGCAGAAGG
Glyceraldehyde 3-phosphate dehydrogenase (GAPDH)	S: TGCACCACCAACTGCTTAGC	87
	A: GGCATGGACTGTGGTCATGAG
Matrix metalloproteinase-1 (MMP1)	S: TGTCAGGGGAGATCATCGGGACA	177
	A: TGGCCGAGTTCATGAGCTGCA
Metalloproteinase inhibitor-1 (TIMP1)	S: TTCCGACCTCGTCATCAGGG	144
	A: TAGACGAACCGGATGTCAGC