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. 2019 Apr 24;10:867. doi: 10.3389/fmicb.2019.00867

FIGURE 3.

FIGURE 3

Swarming motility in P. aeruginosa PAO1 (A) and S. marcescens MG1 (B) in the presence of RO-1 (Red onion extract in methanol acidified with 2.5% acetic acid), WO-1 (White onion extract in methanol), WO-2 (White onion extract in methanol ammonium), quercetin aglycone and quercetin 3-β-D-glucoside. Control, bacterial growth in LB; C-30, Furanone C-30 with bacterium; Means followed by different letters differ statistically (p < 0.05).