Additional Table 2.

Nucleic acid sequences used in this study

Nucleic acid	Sequences (5’-3’)
sh NC	Sense: TTCTCCGAACGTGTCACGT
	Antisense: ACGTGACACGTTCGGAGAA
sh1 circ_0002538	Sense: GTCACACTCAAGTCACAGCAA
	Antisense: TTGCTGTGACTTGAGTGTGAC
sh2 circ_0002538	Sense: ACTCAAGTCACAGCAAACTGT
	Antisense: ACAGTTTGCTGTGACTTGAGT
biotin-miR NC	TTTGTACTACACAAAAGTACTG
biotin-miR-138-5p mimic	AGCTGGTGTTGTGAATCAGGCCG
biotin-circ_0002538 NC	GAACTCTGTGATGTCACACTCAAGTCACAGCAAACTGTACAATGGCAG
biotin-circ_0002538	CTGCCATTGTACAGTTTGCTGTGACTTGAGTGTGACATCACAGAGTTC
mimics NC	Sense: UUUGUACUACACAAAAGUACUG
	Antisense: AAACAUGAUGUGUUUUCAUGAC
miR-138-5p mimics	Sense: AGCUGGUGUUGUGAAUCAGGCCG
	Antisense: UCGACCACAACACUUAGUCCGGC
Inhibitor miR-NC	CAGUACUUUUGUGUAGUACAAA
Inhibitor miR-138-5p	AGCTGGTGTTGTGAATCAGG

NC: Normal control; sh circ_0002538: short hairpin RNA for circ_0002538; sh NC: normal control for short hairpin RNA.