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. 2015 Apr 8;20(4):6128–6139. doi: 10.3390/molecules20046128

Figure 2.

Figure 2

Figure 2

Figure 2

Antibacterial activity of the natural compounds in Robinia pseudoacacia against the tested bacteria. (A) Porphyromonas gingivalis; (B) Streptococcus mutans; (C) Escherichia coli DH5α. The natural compounds included: R1, Acacetin; R2, Amygdalin; R3, Fisetin; R4, Taxifolin; R5, Myricetin; R6, Apigenin; R7, Rutin. Different letters on the bars indicate a significant difference (p < 0.05).