Results 31 to 40 of about 373,661 (189)

Casparian strip development and its potential function in salt tolerance. [PDF]

open access: yesPlant Signal Behav, 2011
The root system is particularly affected by unfavourable conditions because it is in direct contact with the soil environment. Casparian strips, a specialised structure deposited in anticlinal walls, are characterised by the impregnation of the primary wall pores with lignin and suberin. The Casparian strips in the endo- and exodermis of vascular plant
Chen T   +5 more
europepmc   +4 more sources

Root cell wall plasticity in iron homeostasis: an overlooked frontier in plant nutrition. [PDF]

open access: yesNew Phytol
Summary Iron (Fe) is an essential micronutrient for plant growth and development, yet its availability in soils is often limited or excessive, leading to widespread Fe deficiency or toxicity that constrains crop productivity. While Fe uptake, transport, and signaling pathways have been well characterized, the role of the root cell wall as a dynamic ...
Kanwar P, Bauer P.
europepmc   +2 more sources

Two chemically distinct root lignin barriers control solute and water balance

open access: yesNature Communications, 2021
Defects in the Casparian strip, a fine band of lignin that seals root endodermal cells and plays roles in nutrient homeostasis, activate a signaling pathway leading to over-lignification.
Guilhem Reyt   +15 more
doaj   +1 more source

CASP microdomain formation requires cross cell wall stabilization of domains and non-cell autonomous action of LOTR1

open access: yeseLife, 2022
Efficient uptake of nutrients in both animal and plant cells requires tissue-spanning diffusion barriers separating inner tissues from the outer lumen/soil. However, we poorly understand how such contiguous three-dimensional superstructures are formed in
Andreas Kolbeck   +7 more
doaj   +1 more source

Memory in the wall: expanding our understanding of the roles of plant cell walls. [PDF]

open access: yesNew Phytol
Summary The plant cell wall, while providing mechanical support to cells, also dynamically adjusts its composition and structure in response to cellular and environmental cues. Recent findings indicate that plants exposed to cold stress alter the composition of cell wall polysaccharides and that this altered status primes the plants to overcome future,
Shikata H   +3 more
europepmc   +2 more sources

Silicon Promotes Exodermal Casparian Band Formation in Si-Accumulating and Si-Excluding Species by Forming Phenol Complexes [PDF]

open access: yes, 2015
We studied the effect of Silicon (Si) on Casparian band (CB) development, chemical composition of the exodermal CB and Si deposition across the root in the Si accumulators rice and maize and the Si non-accumulator onion.
Fleck, Alexander T.   +6 more
core   +8 more sources

Early differentiation of Casparian strip mediated by nitric oxide is required for efficient K transport under low K conditions in Arabidopsis.

open access: yesThe Plant Journal, 2023
The Casparian strip (CS) is a cell wall modification made of lignin that functions as an apoplastic barrier in the root endodermis to restrict nutrient and water transport between the soil and stele. CS formation is affected by nutritional conditions and
Qi Wu   +6 more
semanticscholar   +1 more source

Endodermal apoplastic barriers are linked to osmotic tolerance in meso-xerophytic grass Elymus sibiricus

open access: yesFrontiers in Plant Science, 2022
Drought is the most serious adversity faced by agriculture and animal husbandry industries. One strategy that plants use to adapt to water deficits is modifying the root growth and architecture.
Xin Liu   +8 more
doaj   +1 more source

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