Table 1.

Primer sequences of TGF-β1, Smad3 and β-actin for RT-PCR.

Gene		Primer sequence
TGF-b1	Sense	5′-CACCATCCATGACATGAACC-3′
	Antisense	5′-TCATGTTGGACAACTGCTCC-3′
Smad3	Sense	5′-GCTTGGTGAAGAAGCTCAAGAA-3′
	Antisense	5′-GCGTCCATGCTGTGGTTCAT-3′
b-actin	Sense	5′-CCTGCCTCTACTGGCGCTGC-3′
	Antisense	5′-GCAGTGGGGACACGGAAGGC-3′

RT-PCR – real time-polymerase chain reaction; TGF-β1 – transforming growth factor-β1; Smad3 – drosophila mothers against decapentaplegic protein 3.