Fig. 5From: New perspectives of purple starthistle (Centaurea calcitrapa) leaf extracts: phytochemical analysis, cytotoxicity and antimicrobial activitySurvival of MRC-5 cells in the treatment with C. calcitrapa extracts. Values followed by the same letter on the histogram columns with different concentrations were not significantly different (P < 0.05) according to Tukey’s HSD testBack to article page