Table 2. Specific primer sequences for semi-quantitative and real-time PCR.

Primer name	Sequence (5′-3′)	Product (bp)	Application
RARβ2-RARE-F	CCTCTCTGGCTGTCTGCTTTTG	190	ChIP
RARβ2-RARE-R	CACTTCCTACTACTTCTGTCAC		ChIP
GAPDH-promoter-F	TACTAGCGGTTTTACGGGCG	166	ChIP
GAPDH-promoter-R	TCGAACAGGAGGAGCAGAGAGCGA		ChIP
RARβ2-F	TGGGTAAATACACCACGAA	119	Q-PCR
RARβ2-R	TTTAGCAAACTCCACGAT		Q-PCR
E-cadherin-F	CTACAATGCCGCCATCGCTTACA	131	Q-PCR
E-cadherin-R	GGAAACTCTCTCGGTCCAGCCCA		Q-PCR
Involucrin-F	TCCAGTCAATACCCATCAGG	156	Q-PCR
Involucrin-R	TGCTCACATTCTTGCTCAGG		Q-PCR
Loricrin-F	AGTGGACTGCGTGAAGAC	112	Q-PCR
Loricrin-R	GCCAGAACCGCTGCTACC		Q-PCR
GAPDH-F	CTTAGCACCCCTGGCCAAG	151	Q-PCR
GAPDH-R	GATGTTCTGGAGAGCCCCG		Q-PCR