Figure 4From: Chemotherapeutic treatment efficacy and sensitivity are increased by adjuvant alternating electric fields (TTFields) Effect of light activated DTIC and TTFields (1.75 V/cm) on cell proliferation of U-118 glioma cells, presented as percent of viable cells compared to control. Open Circles – 72 hours of DTIC treatment alone. Filled Circles – 72 h of Combined DTIC – TTFields treatment.Back to article page