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Fig. 5. Regulation of the GL3::GUS expression pattern. Expression of the
GL3::GUS reporter in the developing root epidermis of 4-day-old
seedlings in various mutant backgrounds and transgenic overexpressing lines.
Ectopic GL3 promoter activity is found in the wer, gl3 egl3
and 35S::CPC background. Reduced GL3 promoter activity is
present in the cpc try mutant.