Circular RNAs in colorectal cancer: Possible roles in regulation of cancer cells

Table 1 Circular RNA found to date in colorectal cancer

Name	Location	Length [nt]	Tissue/Cell line	Dysregulation	Gene	miRNA associated	Ref.
DCC	chr18q21.2	253, 948	HCT116	None	DCC	None	[30]
circ0817	chr11	653	CRC tissue and CRC cell lines	Downregulated	CUL5	None	[46]
circ3204	chr15	706	“	Downregulated	USP3	None	[46]
circ6229	chr14	629	“	Downregulated	METTL3	None	[46]
circ7374	chr17	288	“	Upregulated	TNS4	None	[46]
circ7780	chr7	317	“	Downregulated	--	None	[46]
circ_001988	chr4q3	-	CRC tissue	Downregulated	CDR1as	miRNA-7	[21,51]
circ_001569	chr16q13.1	-	CRC tissue	Upregulated	ABCC1	miRNA-145	[49]

CRC: Colorectal cancer.