ArticleAnnals of botany2010
Spatial regulation of cell-wall structure in response to heavy metal stress: cadmium-induced alteration of the methyl-esterification pattern of homogalacturonans.
Article in Annals of botany, 2010. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 21 papers.
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Who cites it
21 citing papers in PubMed, 75 citations in OpenAlex.
- Growth and Metal Partitioning of the High-Biomass Grass Cultivar Minmu 6 Under Graded Cadmium and Lead Exposure.Plants (Basel, Switzerland) · 2026Article
- Calcium polypeptide mitigates Cd toxicity in rice via reducing oxidative stress and regulating pectin modification.Plant cell reports · 2024Article
- Arabidopsis root responses to salinity depend on pectin modification and cell wall sensing.Development (Cambridge, England) · 2022Article
- Using CRISPR-Cas9 Technology to Eliminate Xyloglucan in Tobacco Cell Walls and Change the Uptake and Translocation of Inorganic Arsenic.Frontiers in plant science · 2022Article
- Quantitative Detection of Chromium Pollution in Biochar Based on Matrix Effect Classification Regression Model.Molecules (Basel, Switzerland) · 2021Article
- Structural Adaptation and Physiological Mechanisms in the Leaves ofPlants (Basel, Switzerland) · 2020Article
- Does long-term cadmium exposure influence the composition of pectic polysaccharides in the cell wall of Medicago sativa stems?BMC plant biology · 2019Article
- Comparative transcriptome analysis revealed key factors for differential cadmium transport and retention in roots of two contrasting peanut cultivars.BMC genomics · 2018Article
- Long-term cadmium exposure influences the abundance of proteins that impact the cell wall structure in Medicago sativa stems.Plant biology (Stuttgart, Germany) · 2018Article
- Changes in the Proteome ofInternational journal of molecular sciences · 2018Article
- Low temperature caused modifications in the arrangement of cell wall pectins due to changes of osmotic potential of cells of maize leaves (Zea mays L.).Protoplasma · 2017Article
- Spatio-temporal diversification of the cell wall matrix materials in the developing stomatal complexes of Zea mays.Planta · 2016Article
- Cell wall matrix polysaccharide distribution and cortical microtubule organization: two factors controlling mesophyll cell morphogenesis in land plants.Annals of botany · 2016Article
- Reactions to cadmium stress in a cadmium-tolerant variety of cabbage (Brassica oleracea L.): is cadmium tolerance necessarily desirable in food crops?Environmental science and pollution research international · 2016Article
- Intraspecific variability of cadmium tolerance and accumulation, and cadmium-induced cell wall modifications in the metal hyperaccumulator Arabidopsis halleri.Journal of experimental botany · 2015Article
- Cell Wall Metabolism in Response to Abiotic Stress.Plants (Basel, Switzerland) · 2015Review
- Early local differentiation of the cell wall matrix defines the contact sites in lobed mesophyll cells of Zea mays.Annals of botany · 2013Article
- Article
- Cell wall polysaccharides are involved in P-deficiency-induced Cd exclusion in Arabidopsis thaliana.Planta · 2012Article
- In situ distribution and speciation of toxic copper, nickel, and zinc in hydrated roots of cowpea.Plant physiology · 2011Article
Corrections and comments
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Authors and funding
3 authors at 2 institutions in 1 country.
Funding
No grant is acknowledged in the PubMed record.
Abstract
BACKGROUND AND
aimsIn flax hypocotyls, cadmium-induced reorientation of growth coincides with marked changes in homogalacturonan (HGA) epitopes that were recognized by JIM7 and JIM5 antibodies in the external tangential wall of the epidermis. In the present study, LM7 and 2F4 monoclonal antibodies were used, in addition to JIM5 and JIM7, to extend the investigation on the methyl-esterification pattern of HGA within various domains of the cortical tissues, including the cortical parenchyma where cell cohesion is crucial.
methodsThe PATAg (periodic acid thiocarbohydrazide-silver proteinate) test was applied to ultrathin sections so that the polysaccharides could be visualized and the ultrastructure studied. The monoclonal LM7, JIM5 and JIM7 antibodies that recognize differently methyl-esterified HGA were used. The monoclonal 2F4 antibody that is specific to a particular polygalacturonic acid conformation induced by a given calcium to sodium ratio was also applied. After immunogold labelling, the grids were stained with uranyl-acetate, the samples were observed using a transmission electron microscope and the gold particles were counted. KEY
resultsIn the presence of cadmium, the increase of LM7 labelling in external tangential wall of the epidermis, together with a decrease of JIM7 labelling, suggested a specific role for randomly partially de-esterified HGA to counteract the radial swelling stress. Enhanced JIM5 and 2F4 labelling in the junctions of the inner tissues indicated that the presence of blockwise de-esterified HGA might oppose cell separation.
conclusionsThe response of the hypocotyl to cadmium stress was to adapt the structure of the wall of cortical tissues by differently modulating the methyl-esterification pattern of HGA in various domains.
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