Figure 6From: Expression of extra-cellular levansucrase in Pseudomonas syringae is controlled by the in planta fitness-promoting metabolic repressor HexR Hypersensitive response assay on tobacco. Typical hypersensitive response reactions elicited on tobacco plants as non-host defense responses by PG4180 wild type and its hexR mutant. Sterile 0.9% sodium chloride solution was used as a negative control.Back to article page