Fig. 3From: Sterilization protocols and the effect of plant growth regulators on callus induction and secondary metabolites production in in vitro cultures Melia azedarach L.The effect of the plant growth regulators type and concentrations on the amount of rutin, quercetin and kaempferol in the callus cultures of M. azedarach L. Bars with different letters indicate a significant difference (P ≤ 5%) according to Duncan’s Multiple-Range Tests (DMRTs)Back to article page