Table 1. Primers used in ChIP assays.

Claudin-2	Specific binding site	Primers	Product size
	Cdx-2	-182 bp 5′- GACATTTTGGCTCCACGTTC-3′	300 bp
		+108 bp 5′- AGGGACTGCTCCCTTGTCTT-3′
VEGF	Specific binding site
	SP-1	-272 bp 5′-CCGCGGGCGCGTGTCTCTGG-3′	300 bp
		+18 bp 5′-TGCCCCAAGCCTCC GCGATCCTC-3′