Gene	Primer	Primer sequence	PCR amplified product (bp)
Actin	Forward	5′-AGAGGGAAATCGTGCGTGAC-3′	195
	Reverse	5′-CCATACCCAAGAAGGAAGGCT-3′
GADPH	Forward	5′-TGTGTCCGTCGTGGATCTGA-3′	150
	Reverse	5′-TTGCTGTTGAAGTCGCAGGAG-3′
TGFβ1	Forward	5′-GACTCTCCACCTGCAAGACC-3′	100
	Reverse	5′-GGACTGGCGAGCCTTAGTTT-3′
Collagen I	Forward	5′-GTGTTTCCTGTGCTACTG-3′	132
	Reverse	5′-TCTTTCTCCTCTCTGACC-3′
α-SMA	Forward	5′-CCTCGCCTCTACCCCTTA-3′	120
	Reverse	5′-ATTCGCTTGCCTTTGCTT-3′