Table I.

Primer sequences.

Gene name	Sense primers	Antisense primers
β-actin	5′-CATCACTATCGGCAATGAGC-3′	5′-GACAGCACTGTGTTGGCATA-3′
HIF-1α	5′-CAAAACACACAGCGAAGC-3′	5′-TCAACCCAGACATATCCACC-3′
HIF-1α-specific target sequence	5′-AAAGAGGTGGATATGTCTGGG-3′	5′-TTTCTCCACCTATACAGACCC-3′
E-cadherin	5′-ATTCTGATTCTGCTGCTCTTG-3′	5′-AGTCCTGGTCCTCTTCTCC-3′
ZO-1	5′-CAACATACAGTGACGCTTCACA-3′	5′-GACGTTTCCCCACTCTGAAAA-3'
Vimentin	5′-AATGACCGCTTCGCCAAC-3′	5′-CCGCATCTCCTCCTCGTAG-3′
Fibronectin	5′-CCCCATTCCAGGACACTTCTG-3′	5′-GCCCACGGTAACAACCTCTT-3′

HIF-1α, hypoxia-inducible factor-1α; ZO-1, zonula occludens-1.