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The Flower Clock: How a Small Protein Helps Flowers Develop Properly
The image shows an early stage flower of Arabidopsis thaliana. Using confocal microscopy, Shang Erlei et al. found that KNUCKLES (KNU), encoding a C2H2-type zinc finger repressor, expresses in floral meristem (shown in red) from floral stage 6 and overlaps with the stem cell marker gene CLVTAVA3 (CLV3) expressing cells (shown in green). Further, KNU…
