Table 2.

PCR primers.

Primer Name	Sequence (5′-3′)
18 S FOR	ACGAGACTCTGGCATGCTAACTAGT
18 S REV	CGCCACTTGTCCCTCTAAGAA
Hes1 FOR	TGCCAGCTGATATAATGGAG
Hes1 REV	CTTTGATGACTTTCTGTGCTC
Hes5 FOR	CGCATCAACAGCAGCATAGAG
Hes5 REV	TGGAAGTGGTAAAGCAGCTTC
Hey1 FOR	ACTACAGCTCCTCAGATAGTG
Hey1 REV	AACTCAAGTTTCCATTCTCGTC
Hey2 FOR	AGGGGGTAAAGGCTACTTTGA
Hey2 REV	TGGCGCAAGTGCTGAGATG
Axin2 FOR	CCTGGCTCCAGAAGATCAC
Axin2 REV	TAGGTGACAACCAGCTCAC
Pcna FOR	TGGAATCCCAGAACAGGAG
Pcna REV	TCAGAGCAAACGTTAGGTG
Col1a1 FOR	CAGTCGATTCACCTACAGCACG
Col1a1 REV	GGGATGGAGGGAGTTTACACG

All primers were purchased from Integrated DNA Technologies.