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Pg (10, 25, 50, 75, 100, and 150 μg/mL) cytotoxic effect on A549 human lung adenocarcinoma cells after 72 h stimulation. The data are expressed as cytotoxicity percentage (%) related to the control cells. One-way ANOVA test and Dunnett’s multiple comparison post-test were employed for comparison among groups (** p < 0.01, *** p < 0.001 vs. Control).
