root hair (cell projection)

Known as: root hair 
A long, thin projection from a root epidermal cell that contains F-actin and tubulin, and a cell wall. [http://www.jstor.org/stable/4354264, PO… (More)
National Institutes of Health

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root hair tip

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Highly Cited
2008
Highly Cited
2008
Local positive feedback regulation determines cell shape in root hair cells.
The specification and maintenance of growth sites are tightly regulated during cell morphogenesis in all organisms. ROOT HAIR… (More)
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Highly Cited
2007
Highly Cited
2007
The ABC transporter AtPDR8 is a cadmium extrusion pump conferring heavy metal resistance.
Cadmium (Cd) and lead (Pb) are widespread pollutants that are toxic to plant growth. The expression of AtPDR8 was upregulated in… (More)
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Highly Cited
2006
Highly Cited
2006
A role for the RabA4b effector protein PI-4Kβ1 in polarized expansion of root hair cells in Arabidopsis thaliana
The RabA4b GTPase labels a novel, trans-Golgi network compartment displaying a developmentally regulated polar distribution in… (More)
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Highly Cited
2005
Highly Cited
2005
Dissection of Arabidopsis ADP-RIBOSYLATION FACTOR 1 function in epidermal cell polarity.
Vesicle trafficking is essential for the generation of asymmetries, which are central to multicellular development. Core… (More)
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Highly Cited
2003
Highly Cited
2003
Unstable F-actin specifies the area and microtubule direction of cell expansion in Arabidopsis root hairs.
Plant cells expand by exocytosis of wall material contained in Golgi-derived vesicles. We examined the role of local instability… (More)
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Highly Cited
2002
Highly Cited
2002
Positioning of nuclei in Arabidopsis root hairs: an actin-regulated process of tip growth.
In growing Arabidopsis root hairs, the nucleus locates at a fixed distance from the apex, migrates to a random position during… (More)
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Highly Cited
2002
Highly Cited
2002
Regulation of root hair initiation and expansin gene expression in Arabidopsis.
The expression of two Arabidopsis expansin genes (AtEXP7 and AtEXP18) is tightly linked to root hair initiation; thus, the… (More)
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Highly Cited
2001
Highly Cited
2001
TRH1 encodes a potassium transporter required for tip growth in Arabidopsis root hairs.
Root hair initiation involves the formation of a bulge at the basal end of the trichoblast by localized diffuse growth. Tip… (More)
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Highly Cited
2000
Highly Cited
2000
Root hair formation: F-actin-dependent tip growth is initiated by local assembly of profilin-supported F-actin meshworks accumulated within expansin-enriched bulges.
Plant root hair formation is initiated when specialized elongating root epidermis cells (trichoblasts) assemble distinct domains… (More)
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Highly Cited
1998
Highly Cited
1998
Auxin and ethylene promote root hair elongation in Arabidopsis.
Genetic and physiological studies implicate the phytohormones auxin and ethylene in root hair development. To learn more about… (More)
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