Table I.

Primer sequences used in reverse transcription-quantitative PCR.

Gene	Primer sequence (5′ → 3′)
miR-34b
Forward	CAATCACTAACTCCACTGCCAT
U6
Forward	CGCAAGGATGACACGCAAATTCG
Universal Reverse	CCAGTGCAGGGTCCGAGGT
Notch2
Forward	GGGACCCTGTCATACCCTCT
Reverse	GAGCCATGCTTACGCTTTCG
E-cadherin
Forward	AGGCTAGAGGGTCACCGCGTC
Reverse	GCTTTGCAGTTCCGACGCCAC
N-cadherin
Forward	AGTCAACTGCAACCGTGTGT
Reverse	AGCGTTCCTGTTCCACTCAT
Snail
Forward	CCTCCC TGTCAGATGAGGAC
Reverse	CCAGG CTGAGGTATTCCTTG
β-actin
Forward	AGCCATGTACGTAGCCATCC
Reverse	CTCTCAGCTGTGGTGGTGAA

miR, microRNA.