Table 1. Primer sequences used for real-time PCR.

Genes	Forward (5′–3′)	Reverse (5′-3′)
GAPDH	AACAGCGACACCCACTCCTC	CATACCAGGAAATGAGCTTGACAA
ALP	CGAGATACAAGCACTCCCACTTC	CTGTTCAGCTCGTACTGCATGTC
OPN	GCCGAGGTGATAGTGTGGTT	CAACGGGGATGGCCTTGTAT
OCN	GGTGCAGCCTTTGTGTCCAA	CCTGAAAGCCGATGTGGTCA
DSPP	CAACCATAGAGAAAGCAAACGCG	TTTCTGTTGCCACTGCTGGGAC
Sclerostin	TGGCAGGCGTTCAAGAATGA	GCCCGGTTCATGGTCTTGTT
P16	CCCAACGCACCGAATAGTTAC	CAGCAGCTCCGCCACTC
P53	ACCTATGGAAACTACTTCCTGAAA	CTGGCATTCTGGGAGCTTCA
P21	TCAGGGTCGAAAACGGCG	CCTCTTGGAGAAGATCAGCCG