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Fig. 2 | Phytopathology Research

Fig. 2

From: Biosynthesized silver nanoparticles inhibit Pseudomonas syringae pv. tabaci by directly destroying bacteria and inducing plant resistance in Nicotiana benthamiana

Fig. 2

Antibacterial activity of biosynthesized AgNPs in vitro and in vivo. a In vitro inhibitory effect of biosynthesized AgNPs at different concentrations against Pseudomonas syringae pv. tabaci. b Column diagram showing bacterial colony numbers on LB media containing different concentrations of biosynthesized AgNPs. c Symptoms of tobacco wildfire disease on Nicotiana benthamiana leaves pretreated with 1.2 μg/mL biosynthesized AgNPs. d Column diagram showing the size of lesions caused by P. syringae pv. tabaci in c. Mock, negative control (treated with sterilized distilled water). The data are mean ± standard error (n = 3). Different lowercase letters indicate significant difference in ANOVA univariate analysis (LSD test, P < 0.05)

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