Table 2.

Relationship between high expression of syncytin-1 and neuroblastoma

Type of cancer	Specimen	Cell lines	Methods	Upstream factors	Downstream factors	Signal pathway	Oncogenic effect	Ref.
Neuroblastoma	Cell	SH-SY5Y	Semi-qPCR qRT-PCR WB	Caffeine aspirin	unk	unk	Proliferation	[100]
	Cell	SH-SY5Y SK-N-AS SK-N-DZ	qRT-PCR	Oxygen tension DNA methylation	unk	unk	Proliferation	[99]
	Cell	SH-SY5Y IMR-32 SiMa	qRT-PCR	Culture medium micro-environmnt	unk	unk	Proliferation invasion	[96]
	Cell	SH-SY5Y IMR-32	qPCR WB	unk	Calcium influx	TRPC3 DISC1	Proliferation	[97]
	Cell	SH-SY5Y IMR-32	qRT-PCR WB	unk	Calcium influx	SK3	Proliferation migration	[98]

unk  unknown; WB  Western Blot