Table 2.

PCR primers used in this study.

Gene	Forward (5′ →3′)	Reverse (5′ →3′)
Bax	GGT TGC CCT CTT CTA CTT TGC	TCT TCC AGA TGG TGA GCG AG
Bcl-2	GGA TGA CTT CTC TCG TCG CTA C	TGA CAT CTC CCT GTT GAC GCT
Shh	AAG CTG GTG AAG GAC TTA CG	AAA GAG CGC GCT TGG C
Gli-1	TAG ATG AAG CTC AAG GGC TG	TAG CCA TTTA GGA GAC GTG G
Ptch	TGG CCT CGG CTG GTA AC	ATA TGA GGA GAC CCA CAA CC
β-actin	CTA TTG GCA ACG AGC GGT TCC	CAG CAC TGT GTT GGC ATA GAG G