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Gus expression in the leaf of transgenic Arabidopsis plants containing the BjChp promoter, 24 h after A. brassicae infection, treatment to SA and MeJA and wounding. a) Gus expression of control (untreated transgenic leaf) b) expression in A. brassicae inoculated transgenic leaf c) expression in the transgenic leaf after 2 mM SA treatment d) in the transgenic leaf after 100 μ MeJA treatment.
