Research Article

Antigenic and Genotypic Similarity between Primary Glioblastomas and Their Derived Neurospheres

Table 3

Primary tumors, NS and AC. Immunohistochemistry and immunofluorescence.
(a)

AntibodiesFFPE sections
CV1CV7CV10CV13CV17CV20

GFAP + + + + + ±
βIII-Tubulin +
GalC
Nestin +
CD133 − * − * ± * ± * ± * +
Musashi-1 − * − * ± * ± * − * +
SOX2
REST

AntibodiesNS
CV1CV7CV10CV13CV17CV20

GFAP ± + ±
βIII-Tubulin + + ±
GalC + ± ±
Nestin + + + + + ±
CD133 + + + ±
Musashi-1 + + ± ±
SOX2 + + + + + +
REST + + + + + +

(b)

AntibodiesFFPE sections
CV1CV2CV3CV4CV6CV8CV9CV10CV17

GFAP + + + + + + +
βIII-Tubulin ± +
GalC
Nestin + + + + + + + + +
CD133 − * − * ± * ± * ± * − *
Musashi-1 − * − * ± * ± * − * − *
SOX2 + + + + + + + + +
REST + + + + + + + + +

AntibodiesAC
CV1CV2CV3CV4CV6CV8CV9CV10CV17

GFAP + + + + + + + + +
βIII-Tubulin + + + ± ± +
GalC + + + ± +
Nestin + + + + + + + + +
CD133 + ± +
Musashi-1 ± + ± ± +
SOX2 ± +
REST + +

*Tested by IF on primary tumor frozen sections. °Cytoplasmic staining. +Moderate expression intensity. High expression intensity. ± Barely visible. − Negative.