We also investigated TIM3 ligand expression on the GBM cell lines, T98G and LN-18 using the Affymetrix Human Genome U133 Plus 2.0 Array (National Center for Biotechnology Information Gene Expression omnibus [NCBI GEO] database [36], accession no. GSE23806). The gene discussed is HAVCR2; the disease is glioblastoma.