Glabrous Inflorescence Stems3 Binds to and Activates RHD2 and RHD4 Genes to Promote Root Hair Elongation in Arabidopsis

    September 2023 in “ Plant journal ”
    Linli Huang, Nuo Xu, Junyu Wu … Yinbo Gan
    Studysummary This study showed that the zinc finger protein GIS3 is important for root hair growth in Arabidopsis by regulating RHD2 and RHD4 genes, with application of ethylene and cytokinin helping restore root hair presence in mutated variants.
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    Research cited in this study 5

    1. Arabidopsis Zinc Finger Protein1 Acts Downstream of GL2 to Repress Root Hair Initiation and Elongation by Directly Suppressing bHLH Genes The Plant Cell · 2019
    2. Root Hair Defective Six-Like 4 (RSL4) Promotes Root Hair Elongation by Transcriptionally Regulating the Expression of Genes Required for Cell Growth New phytologist · 2016
    3. Magnesium Availability Regulates the Development of Root Hairs in Arabidopsis Thaliana (L.) Heynh Plant Cell & Environment · 2014
    4. Local Positive Feedback Regulation Determines Cell Shape In Root Hair Cells Science · 2008
    5. Defective Control of Growth Rate and Cell Diameter in Tip-Growing Root Hairs of the RHD4 Mutant of Arabidopsis Thaliana Canadian Journal of Botany · 1999