Figure 7.
INA immunohistochemistry in 1p19q codeleted and EGFR amplified gliomas. Representative alpha-internexin (INA) immunohistostaining in oligodendrogliomas with 1p19q codeletion (A, C, D) and in glioblastomas with EGFR amplification (B). C: the arrow shows immunopositivity in an entrapped neuron surrounded by immunopositive tumor cells.