April 2024 in “bioRxiv (Cold Spring Harbor Laboratory)” In this study, researchers identified a gene regulatory network in Arabidopsis that controls root hair growth under low-temperature conditions, revealing specific transcription factors and downstream targets that contribute to this growth response despite overall plant development being halted.
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March 2022 in “Plant Cell & Environment” In this study, the authors reported that AtRXR3, a phosphorus-inducible DUF506 protein, modulates root hair growth under phosphorus stress by interacting with calmodulin and influencing calcium oscillations.
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April 2021 in “bioRxiv (Cold Spring Harbor Laboratory)” This study identified the NAC transcription factor RD26 as a critical regulator of drought-induced root hair growth restriction in Arabidopsis thaliana, with a similar mechanism observed in tomatoes, indicating evolutionary conservation.
126 citations
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October 2012 in “PLoS ONE” This study found that reduced cytokinin levels allow plants to adapt to low potassium conditions by enhancing root hair growth, reactive oxygen species accumulation, and expression of a key potassium transporter gene.
June 2026 in “New Phytologist” This study used multi-omics analysis to explore how wheat roots adapt to temperature stress, revealing that distinct hormonal signaling pathways are linked to iron homeostasis and drive root morphological changes, supporting the idea of an 'iron-dependent hormonal trade-off' model.