Table 1. Primers used in RT-PCR experiments.

Gene	Primers	Sequences	Length of products
Subunit of mouse
GAPDH	Forward	5′-GCCTTCCGTGTTCCTACCC-3′	166 bp
	Reverse	5′-TGAAGTCGCAGGAGACAACC-3′
α-SMA	Forward	5′-CCGAGCGTGAGATTGTCC-3′	358 bp
	Reverse	5′-CTTCATGGTGCTGGGTGC-3′
E-cadherin	Forward	5′-CAAAGTGGCGACAGACGG-3′	483 bp
	Reverse	5′-GACACGGCATGAGAATAGAGG-3′
TGF-β1	Forward	5′-TGGTGGACCGCAACAACG-3′	394 bp
	Reverse	5′-CGACGTTTGGG GCTGATC-3′
CTGF	Forward	5′-CTATCCCACCAAAGTGAGAACG-3′	417 bp
	Reverse	5′-TTGCCACAA GCTGTCCAGTC-3′
BMP-7	Forward	5′-AGGGAGTCGGACCTCTTCTTG-3′	472 bp
	Reverse	5′-CCTCACAGTAGTAGGCAGCATAGC-3′
Subunit of human
GAPDH	Forward	5′-CCACCCATGGCAAATTCCATGGCA-3′	323 bp
	Reverse	5′-TGCTAAGCAGTTGTTGGTGCAGGA-3′
α-SMA	Forward	5′-GCTCACGGAG GCACCCCTGAA-3′	590 bp
	Reverse	5′-CTGATAGGACATTGTTAGCAT-3′
E-cadherin	Forward	5′-CTCACATTTCCCAACTCC-3′	405 bp
	Reverse	5′-ACCTTCCATGACAGACCC-3′
Vimentin	Forward	5′-GGCTCAGATTCAGGAACAGC-3′	327 bp
	Reverse	5′-GCTTCAACGGCAAA GTTCTC-3′