Table 1.

Expression of the fusogens and the fusogen receptor transcripts in PDGx neurospheres of different subtypes: proneural (PDGx1, PDGx2), classic (PDGx3, PDGx4), and mesenchymal (PDGx5).

Endogenous Retroviral Fusogens
	PDGx1	PDGx2	PDGx3	PDGx4	PDGx5
ERVK13-1	+++	+++	+++	+++	+++
ERV3-1	++	+++	+++	+++	++
ERVMER34-1	+	+	+	+	+
ERVW-1	+	+	+	+	none
EBI3	none	none	+	none	++
ERVV-1	none	none	+	none	none
ERVV-2	+	none	none	+	none
Fusogen Receptors
	PDGx1	PDGx2	PDGx3	PDGx4	PDGx5
CTNNB1	+++	+++	+++	+++	+++
ICAM1	none	+	+	+	+++
ITGA4	none	++	+	++	++
ITGB4	+	+	+	++	++
VCAM1	none	none	++	none	+
Germ Cell Fusogens
	PDGx1	PDGx2	PDGx3	PDGx4	PDGx5
CD9	+++	+++	+++	+++	++
IZUMO1	+	+	+	+	none
IZUMOR1	+	+	+	+	none
IZUMO3	none	+	none	none	none
IZUMO4	++	++	++	++	+
SPA17	++	++	++	++	+
SPAG8	+	+	+	+	+
Myoblast Fusion Factors
	PDGx1	PDGx2	PDGx3	PDGx4	PDGx5
MYMK	none	none	none	none	+
MYMX	+	none	+	none	+