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ES inhibits cell viability in human lung carcinoma cells. (A) Chemical structure of ES; (B) cell viability was evaluated by MTT assay, H460 and H1975 cells were treated with ES for 24 and 48 h; (C) cells were treated with ES to form colonies. All data are expressed as mean ± SD. *, P <0.05; **, P<0.01; ***, P<0.001 compared to the control group. ES, Ecliptasaponin A.
