Table 1.

Primers for RT-PCR assay.

Primers	Type	Sequence (5′to3′)
E-cadherin	forward	GCCTCCTGAAAAGAGAGTGGAAG
	reverse	TGGCAGTGTCTCTCCAAATCCG
N-cadherin	forward	ACAGTGGCCACCTACAAAGG
	reverse	CCGAGATGGGGTTGATAATG
Snail	forward	ACCACTATGCCGCGCTCTT
	reverse	GGTCGTAGGGCTGCTGGAA
GAPDH	forward	GCACCGTCAAGGCTGAGAAC
	reverse	TGG TGAAGACGCCAGTGGA