109 citations
,
February 2018 in “CB/Current biology” This study concluded that the receptor-like kinase ERULUS, regulated by auxin, is crucial for modulating cell wall composition and pectin dynamics during root hair growth in Arabidopsis.
1 citations
,
November 2023 in “Rice” This study found that PRX102, a peroxidase with a unique polar localization pattern, plays a role in root hair growth by aiding the transport of materials to the tips of growing root hairs.
This study found that the FER/MLO signaling module plays a crucial role in calcium oscillations and ROS production in root hair tip growth, with the MLO15 protein regulating these processes and restoring disrupted growth and signaling in fer mutant root hairs.
26 citations
,
September 1999 in “Canadian Journal of Botany” This study found that a recessive mutation in the RHD4 gene of Arabidopsis thaliana leads to slower and more variable tip growth in seedling root hairs, resulting in shorter and wider hairs than in wild-type plants.
January 2023 in “Methods in molecular biology” This article reviews methods for examining the localization and activity of ROP GTPase, cortical microtubule organization, and F-actin dynamics in plant cell models, but reports no new experimental results.
44 citations
,
May 2008 in “Plant journal” This study found that D'orenone blocks root hair growth by increasing PIN2 protein abundance, leading to reduced auxin concentration, but external auxin can reverse these effects.
287 citations
,
March 1999 in “The Plant Journal” This study found that disrupting the microtubule cytoskeleton in Arabidopsis root hairs caused loss of growth directionality and suggested microtubules interact with calcium gradients to regulate apical growth stability.
93 citations
,
March 2017 in “Molecular Plant” This study concluded that CNGC14 is a calcium-permeable channel crucial for polarized tip growth in Arabidopsis root hairs, but other channels may also influence the observed calcium influx.
50 citations
,
March 2004 in “Trends in Plant Science” This paper discusses how NADPH oxidase and phospholipase D are important for root hair growth, with reactive oxygen species from NADPH oxidase activating calcium ion channels in root hairs.
18 citations
,
December 2002 in “European Journal of Biochemistry” This study found that the MsPG3-GFP fusion protein accumulates at the growing root hair tips in Medicago plants, suggesting its role in tip growth during symbiosis.
February 2026 in “The European Physical Journal E” This study introduced mechanical setups to analyze the mechanical properties of root hairs in Arabidopsis thaliana, finding that axial stiffness primarily relates to tip compression and turgor pressure, confirmed by independent methods adapted from work on animal cells.
August 2025 in “bioRxiv (Cold Spring Harbor Laboratory)” In this study, researchers developed innovative mechanical methods to measure the mechanical properties of Arabidopsis thaliana root hairs, concluding that axial stiffness is mainly due to tip compression and influenced by turgor pressure.
July 2025 in “New Phytologist” This study demonstrated that the FER/MLO signaling module regulates calcium dynamics and ROS accumulation in root hair growth, with the constitutively active MLO (faNTA) able to restore normal development and signaling in specific mutant genotypes, highlighting MLO15's role in root hair tip growth regulation.
This study observed that aluminum inhibits root hair growth in Limnobium stoloniferum, potentially by blocking calcium influx, although growth inhibition was also present at lower aluminum concentrations without affecting calcium flux.
April 2026 in “bioRxiv (Cold Spring Harbor Laboratory)” In this study, CRISPR/Cas9-engineered Arabidopsis mutants revealed diverse functional differences among expansin proteins essential for root hair growth, highlighting variability in protein trafficking, cell wall binding, and evolutionary changes in critical residues affecting wall loosening.
November 2025 in “Wiley Interdisciplinary Reviews Forensic Science” This article reviews recent advancements in forensic hair testing, emphasizing its growing use for detecting past substance exposure, identifying emerging trends like micro-segmentation and hair scanning, and proposing standardized procedures to improve reliability and application in forensic toxicology.
109 citations
,
January 1997 in “Journal of Experimental Botany” This paper discusses the cellular and molecular processes involved in root hair growth in higher plants, focusing on cytological phenomena and the effects of growth regulators and mutations, but reports no new experimental findings.
32 citations
,
May 2018 in “The Plant Cell” This article discusses the crucial role of root hairs in water and nutrient uptake from soil and reports no new findings.
12 citations
,
April 2015 in “BMC research notes” This study found that root hairs in maize, wheat, and finger millet continued to grow beyond the typical root hair zone when grown with the Turface® fertigation system, highlighting potential for understanding root hair dynamics and crop improvement.
July 2024 in “PLANT PHYSIOLOGY” In this study on Arabidopsis, the researchers identified CIPK13 and CIPK18 as crucial genes for root hair growth, finding that deficiencies in these genes resulted in shorter root hairs and reduced growth rates due to altered calcium oscillations.
October 2025 in “bioRxiv (Cold Spring Harbor Laboratory)” This study experimentally validated Lockhart's viscoplastic framework for tip growth in Arabidopsis root hairs by demonstrating alignment with observed growth rates and estimating yield turgor pressure and cell wall viscosity, offering a methodology adaptable to other species and conditions.
141 citations
,
June 2002 in “Philosophical Transactions of the Royal Society B Biological Sciences” This review discusses recent physiological and genetic advances in understanding tip growth in Arabidopsis thaliana root hairs and reports no new experimental results.
1 citations
,
May 2020 in “bioRxiv (Cold Spring Harbor Laboratory)” In this study, researchers identified a temperature-sensitive mutation in the FERONIA gene of plants that prevents root hair formation at elevated temperatures, highlighting its role in maintaining root hair growth and response to plant hormones.
35 citations
,
September 2012 in “PloS one” This study found that in Arabidopsis seedlings, tonoplast intrinsic proteins are targeted to the vacuole via at least two pathways, including pathways with differing sensitivity to a chemical inhibitor that affect root hair growth and PIN2 targeting.
6 citations
,
May 2003 in “PubMed” This study found that DNA is present at low levels in human hair shafts, with higher amounts near the root, and that its levels decrease after surfactant washing and colorant treatments.
December 2024 in “Majalah kedokteran Bandung/Majalah Kedokteran Bandung” In this study, carrot seed oil applied at a 75% concentration increased hair root, shaft, and tip thickness in rats, but did not promote hair length growth.
25 citations
,
May 2006 in “Annals of Botany” This study suggests that a tip-focused gradient of intracellular G-actin concentration at the apex is crucial for root hair growth, and maintaining this gradient requires high calcium levels at the root hair tips.
200 citations
,
November 1997 in “Planta” This study found that while a tip-focused calcium gradient influences localized growth in root hairs and pollen tubes, it is not the primary determinant of growth direction in root hairs of Arabidopsis thaliana.
69 citations
,
March 2003 in “Journal of Experimental Botany” This study found that salinity stress in Arabidopsis thaliana root hairs may inhibit hair extension through changes in the tip-focused Ca(2+) gradient, while cytosolic pH remains unaffected.
317 citations
,
August 1997 in “The Plant Journal” This study observed that while calcium influx does not initiate root hairs in Arabidopsis thaliana, it may be crucial for sustaining their elongation through elevated calcium levels at the root hair tip.