Figure 4From: Lethal impacts of cigarette smoke in cultured tobacco cellsEffect of three ROS scavengers on the cigarette smoke-induced cell death in two cell lines of tobacco. Tobacco cells were pretreated with 50 mM DMTO, 0.2 mM Fe(III)-EDTA, or 2000 units/ml of catalase, 5 min prior to smoke exposure.Back to article page