Table II.

Sequences of primers used for reverse transcription-quantitative PCR.

Gene	Forward primer (‘5-3’)	Reverse primer (‘5-3’)
circSKIL	AGGAGAAGTTTAGCATGAGAAGTG	AATTGCCCAGTTATCTTCAAGGATT
RUNX2	GGGAACCAAGAAGGCACAGA	GGATGAGGAATGCGCCCTAA
ALP	ATCGACGTGATCATGGGTGG	TGGGAATGCTTGTGTCTGGG
COL I	GGACACAATGGATTGCAAGGCCGC	TAACCACTGCTCCACTCTGGATGG
OCN	ACCTCACAGATGCCAAGCC	GCCGGAGTCTGTTCACTACC
OPN	CTCCATTGACTCGAACGACTC	CAGGTCTGCGAAACTTCTTAGAT
GAPDH	GTCTCCTCTGACTTCAACAGCG	ACCACCCTGTTGCTGTAGCCAA

circ, circular RNA; RUNX2, runt-related transcription factor 2; ALP, alkaline phosphatase; COL I, collagen I; OCN, osteocalcin; OPN, osteopontin.