To investigate the role of PHF19 in GBM cell proliferation, we knocked down PHF19 by using two independent short hairpin RNA (shRNA) sequences against PHF19 in GBM cell lines (U-87 MG and LN-229), which were named shPHF19 #1 and shPHF19 #2. This evidence concerns the gene PHF19 and glioblastoma.