Table I.

Sequences of the primer sets and the product sizes of RT-PCR.

Gene	Product size (bp)	Cycles	Primer sequences
DEC1	534	27	F: 5′-GTCTGTGAGTCACTCTTCAG-3′
			R: 5′-GAGTCTAGTTCTGTTTGAAGG-3′
DEC2	501	27	F: 5′-CACCTTTGACGTCTTTGGAG-3′
			R: 5′-GAGAGTGGGAATAGATGCAC-3′
E-cadherin	200	27	F: 5′-TGCCCAGAAAATGAAAAAGG-3′
			R: 5′-GTGTATGTGGCAATGCGTTC-3′
N-cadherin	201	29	F: 5′-ACAGTGGCCACCTACAAAGG-3′
			R: 5′-CCGAGATGGGGTTGATAATG-3′
Vimentin	301	29	F: 5′-CTTCGCCAACTACATCGACAA-3′
			R: 5′-CGCATTGTCAACATCCTGTC-3′
18s rRNA	151	20	F: 5′-GTAACCCGTTGAACCCCATT-3′
			R: 5′-CCATCCAATCGGTAGTAGCG-3′

RT-PCR, reverse transcription-polymerase chain reaction; F, forward primer; R, reverse primer.