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Fig. 3 | BMC Microbiology

Fig. 3

From: HpaXpm, a novel harpin of Xanthomonas phaseoli pv. manihotis, acts as an elicitor with high thermal stability, reduces disease, and promotes plant growth

Fig. 3

Comparison of hypersensitive response elicitor activity in tobacco leaves 5 days after infiltration. Tobacco leaves were infiltrated with HpaXpm, B-HpaXpm, B-HpaXpm150, or B-HpaXpm200, with PBS as a negative control and Hpa1Xoo as a positive control. The injection range is indicated by a dashed line. Tobacco hypersensitive cell death levels were determined by comparing the ratio of the lesion area to the injected area. Quantitative data are given as mean values ± statistical estimates of standard error of mean (SEM). Different lowercase letters above the bar graphs indicate significant differences in multiple comparisons of data from the different proteins; P < 0.05; n = 15 leaves from 3 independent experiments each involving 5 leaves

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