IDH1 and glioma: Next, we analyzed FASN expression in a panel of glioma cell lines, including the glioma stem-like (GSC) cell lines BT112, BT145, NCH421k, and GS-8, which are IDH1-wildtype, the IDH1-mutated lines NCH1681, NCH551b, and BT142, and the serum-cultured glioblastoma cell line U87.