Table 1. Primer sets used to detect gene expression in rats.

Name	Sequence		Reference sequence
GAPDH	Forward	5`-CCATCAACGACCCCTTCATT-3`	NM_017008.4
	Reverse	5`-CACGACATACTCAGCACCAGC-3`
Wnt	Forward	5`-CTGACCTGATGCAGACGCAAG-3`	NM_003391
	Reverse	5`-AGGAGCCACCTGTAGCTCTCATGTA-3`
β-catenin	Forward	5`-TCCGTCGCCGGTCCACACCC-3`	NM_031144.3
	Reverse	5`-TCACCAACTGGGACGATATG-3`
E-Cadherin	Forward	5`-ATCCTGGCCCTCCTGATTCT-3`	NM_031334.1
	Reverse	5`-CGGGTATCGTCATCTGGTGG-3`
SMAD4	Forward	5`-GGATGAAGTCCTGCACACCA-3`	NM_019275.3
	Reverse	5`-GTTGAAGCACTGCCACCTTG-3`