PDF file - 41K, Table S2: EGFR gene copy number in neurospheres and the corresponding original glioblastomas. Table S3: Immunophenotype of neurospheres. Table S4: EGFR gene amplification, Met expression, and MET gene alterations in glioblastomas and corresponding neurospheres. Table S5: Multiple transcriptional signatures in Met-neg and Met-pos neurospheres. Table S6: Immunohistochemistry on tumors derived from neurospheres. Table S8: Antibodies used in flow-cytometric analysis