Additional file 6. Figure S6. Toxic effects of coal dust on MLE-12 cells. Causing 50% inhibition of cell survival (CC50) of coal dust was measured in MLE-12 cells treated with different dose (A) and different time point at 200 μg/ml (B) (*P < 0.05, **P < 0.01, ***P < 0.001, Treatment vs Control).
Funding
University Natural Science Research Project of Anhui Province The University Synergy Innovation Program of Anhui Province