Fig. 1

Paraquat inhibits the proliferation of human respiratory epithelial cells. A, B Real-time monitoring of the cell proliferation ability of A549 and BEAS-2B cells under the challenge of gradient concentration of PQ by the MaestroZ Real-Time Cell Analyzer; C The representative images of EdU staining of BEAS-2B cells, when treated with gradient concentration of PQ (0/50/100/200 μM) for 12 h, Scale bar: 50 μm; D The statistical histogram of EdU incorporation assay, was shown. ^★P < 0.05, ^★★P < 0.01 versus the control group