Fig. 5From: In vitro propagation of Codonopsis pilosula (Franch.) Nannf. using apical shoot segments and phytochemical assessments of the maternal and regenerated plantsDPPH antioxidant activities of C. pilosula samples and gallic acid at different concentrations. Values are presented as means ± standard deviation. Same letters are not significantly different by Tukey’ s test and p ≤ 0.05Back to article page