YTHDF2 and glioblastoma: RIP-qPCR with antibodies against YTHDF1 and YTHDF2 showed that both YTHDFs strongly bound to ADAR1p110, ADAR1p150, and ADAR2 mRNAs in A172 glioblastoma cells, whereas ADAR3 was not expressed in A172 cells (Fig 1B).