Table 1.

PCR primer sequences.

Primer	Sequence	Product size
β-actin	5′-CCATGTACGTTGCTATCCAGG-3′ 5′-TCTCCTTAATGTCACGCACGA-3′	252 bp
FN	5′-CCGCCATTAATGAGAGTGAT-3′ 5′-AGTTAGTTGCGGCAGGAGAAG-3′	133 bp
TGF-β	5′-GCCCTGGACACCAACTATTGC-3′ 5′-AGGCTCCAAATGTAGGGGCAGG-3′	161 bp