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PA induced oxidative stress on A549 cells. (A) Fluorescent images of PA treated A549 cells stained with DHE dye. Cisplatin was included as positive control. PA induced oxidative stress was evidenced with increased ethidium dye, a product of DHE oxidation in the nuclues. Images were acquired using Cellomics ArrayScan reader; (B) The amount of ethidium, was quantified by compartmental analysis Bioapplication.
