Table 2.

Oncogenic Circular RNA and Long Non-Coding RNAs (lncRNA), Which Act as Competitive Endogenous RNA (ceRNA) for miR-154 (So-Called Sponging Effect) in Different Cancers

RNA	Malignancy	Cell Lines		No. of Tissue Samples (Pair)	Outcomes	References
		Normal	Cancerous
LncRNA SNHG1	Colorectal cancer	FHC	HCT-116, HCT-8, SW-480, SW-620, DLD-1 and HT-29	80	Tumor progression, poor prognosis and reduced patient survival	[28]
LncRNA SNHG20	Non-small cell lung cancer	NBE	A549, H322, H1299, GLC-82, SPC-A1	42	Tumor progression and poor prognosis	[36]
LncRNA SNHG5	Breast cancer	MCF10A	MCF7, T47D, BT474, BT549, MDA-MB-468, MDAMB231	30	Poor prognosis, promoted proliferation and cell-cycle progression	[62]
LncRNA PCNAP1	Hepatocellular carcinoma	Primary Human Hepatocytes (PHH)	HepG2, HepG2.2.15, HepAD38, HepG2-NTCP	43a	Increased HBV replication and cell growth	[66]
CircRNA Circ_101064	Glioma	NHA	A172, SNB19, U172, U251, U87MG	40	Increased tumor grading and diameter	[52]

Note: ^aTissue specimens are not in pairs.