Results 51 to 60 of about 2,831 (179)

Calcium—nutrient and messenger [PDF]

open access: yes, 2019
Calcium is an essential element needed for growth and development of plants under both non-stressed and stress conditions. It thereby fulfills a dual function, being not only an important factor for cell wall and membrane stability, but also serving as a
Thor, Kathrin
core   +2 more sources

Lead Uptake, Toxicity, and Detoxification in Plants [PDF]

open access: yes, 2011
Lead has gained considerable attention as a persistent toxic pollutant of concern, partly because it has been prominent in the debate concerning the growing anthropogenic pressure on the environment.
Dumat, Camille   +4 more
core   +4 more sources

Quiescent center initiation in the Arabidopsislateral root primordia is dependent on the SCARECROW transcription factor [PDF]

open access: yes, 2016
Lateral root (LR) formation is an important determinant of root system architecture. In Arabidopsis, LRs originate from pericycle cells, which undergo a programme of morphogenesis to generate a new LR meristem.
Adachi   +43 more
core   +10 more sources

Plant ionomics: from elemental profiling to environmental adaptation [PDF]

open access: yes, 2016
Ionomics is a high-throughput elemental profiling approach to study the molecular mechanistic basis underlying mineral nutrient and trace element composition (also known as the ionome) of living organisms.
Abe   +87 more
core   +2 more sources

Root zone-specific localization of AMTs determines ammonium transport pathways and nitrogen allocation to shoots. [PDF]

open access: yesPLoS Biology, 2018
In plants, nutrient provision of shoots depends on the uptake and transport of nutrients across the root tissue to the vascular system. Nutrient delivery to the vasculature is mediated via the apoplastic transport pathway (ATP), which uses the free space
Fengying Duan   +4 more
doaj   +1 more source

Casparian strip diffusion barrier in Arabidopsis is made of a lignin polymer without suberin. [PDF]

open access: yesProc Natl Acad Sci U S A, 2012
Casparian strips are ring-like cell-wall modifications in the root endodermis of vascular plants. Their presence generates a paracellular barrier, analogous to animal tight junctions, that is thought to be crucial for selective nutrient uptake, exclusion of pathogens, and many other processes. Despite their importance, the chemical
Naseer S   +5 more
europepmc   +6 more sources

Characterization of pearl millet root architecture and anatomy reveals three types of lateral roots [PDF]

open access: yes, 2016
Pearl millet plays an important role for food security in arid regions of Africa and India. Nevertheless, it is considered an orphan crop as it lags far behind other cereals in terms of genetic improvement efforts.
Atkinson   +29 more
core   +8 more sources

Water Stress Differentially Modulates the Expression of Tomato Cell Wall Metabolism-Related Genes in Meloidogyne incognita Feeding Sites

open access: yesFrontiers in Plant Science, 2022
Microscopic observations and transcriptomic RNA-Seq analyses were applied to investigate the effect of water stress during the formation of tomato galls formation 1 and 2 weeks after inoculation with the root-knot nematode Meloidogyne incognita.
Pasqua Veronico   +7 more
doaj   +1 more source

An updated protocol for high throughput plant tissue sectioning [PDF]

open access: yes, 2017
Quantification of the tissue and cellular structure of plant material is essential for the study of a variety of plant sciences applications. Currently, many methods for sectioning plant material are either low throughput or involve free-hand sectioning ...
Atkinson, Jonathan A., Wells, Darren M.
core   +1 more source

CASPARIAN STRIP INTEGRITY FACTOR (CIF) family peptides - regulator of plant extracellular barriers

open access: yesPeptides, 2021
In multicellular organisms, water and most of the small molecules, such as nutrients, toxic substances, and signaling compounds, move freely through extracellular spaces, depending on their biochemical nature. To restrict the simple diffusion of small molecules, multicellular organisms have evolved extracellular barriers across specific tissue layers ...
openaire   +2 more sources

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