Table 2.

Comparison of type I and type II GSCs

	Type I	Type II
CD133 marker	+	−
Transcriptional profile a)	Proneural	Mesenchymal
Molecular signature	Fetal NSC	Adult NSC
Growth	Gliomaspheres	Semi‐adherent, invasive
Tumorigenic potential	High	Low

^a)According to ref. [6] and data from ref. [5].