Figure S1 compares the effects of TCDD vs. OME and ESO as inducers of 3 Ah-responsive genes (CYP1A1, CYP1B1, and TiPARP) in 3 Ah-responsive GBM cell lines (U87, 14-104s, and 15-037). The gene discussed is CYP1A1; the disease is glioblastoma.