Silicon alleviates iron deficiency in cucumber by promoting mobilization of iron in the root apoplast

Research output: Contribution to journalJournal articleResearchpeer-review

Standard

Silicon alleviates iron deficiency in cucumber by promoting mobilization of iron in the root apoplast. / Pavlovic, Jelena; Samardzic, Jelena; Maksimović, Vuk; Timotijevic, Gordana; Stevic, Nenad; Laursen, Kristian Holst; Hansen, Thomas Hesselhøj; Husted, Søren; Schjørring, Jan Kofod; Liang, Yongchao; Nikolic, Miroslav.

In: New Phytologist, Vol. 198, No. 4, 2013, p. 1096-1107.

Research output: Contribution to journalJournal articleResearchpeer-review

Harvard

Pavlovic, J, Samardzic, J, Maksimović, V, Timotijevic, G, Stevic, N, Laursen, KH, Hansen, TH, Husted, S, Schjørring, JK, Liang, Y & Nikolic, M 2013, 'Silicon alleviates iron deficiency in cucumber by promoting mobilization of iron in the root apoplast', New Phytologist, vol. 198, no. 4, pp. 1096-1107. https://doi.org/10.1111/nph.12213

APA

Pavlovic, J., Samardzic, J., Maksimović, V., Timotijevic, G., Stevic, N., Laursen, K. H., ... Nikolic, M. (2013). Silicon alleviates iron deficiency in cucumber by promoting mobilization of iron in the root apoplast. New Phytologist, 198(4), 1096-1107. https://doi.org/10.1111/nph.12213

Vancouver

Pavlovic J, Samardzic J, Maksimović V, Timotijevic G, Stevic N, Laursen KH et al. Silicon alleviates iron deficiency in cucumber by promoting mobilization of iron in the root apoplast. New Phytologist. 2013;198(4):1096-1107. https://doi.org/10.1111/nph.12213

Author

Pavlovic, Jelena ; Samardzic, Jelena ; Maksimović, Vuk ; Timotijevic, Gordana ; Stevic, Nenad ; Laursen, Kristian Holst ; Hansen, Thomas Hesselhøj ; Husted, Søren ; Schjørring, Jan Kofod ; Liang, Yongchao ; Nikolic, Miroslav. / Silicon alleviates iron deficiency in cucumber by promoting mobilization of iron in the root apoplast. In: New Phytologist. 2013 ; Vol. 198, No. 4. pp. 1096-1107.

Bibtex

@article{dbfad8a71f384dec9e4411c36955ad03,
title = "Silicon alleviates iron deficiency in cucumber by promoting mobilization of iron in the root apoplast",
abstract = "Root responses to lack of iron (Fe) have mainly been studied in nutrient solution experiments devoid of silicon (Si). Here we investigated how Si ameliorates Fe deficiency in cucumber (Cucumis sativus) with focus on the storage and utilization of Fe in the root apoplast. A combined approach was performed including analyses of apoplastic Fe, reduction-based Fe acquisition and Fe-mobilizing compounds in roots along with the expression of related genes. Si-treated plants accumulated higher concentrations of root apoplastic Fe, which rapidly decreased when Fe was withheld from the nutrient solution. Under Fe-deficient conditions, Si also increased the accumulation of Fe-mobilizing compounds in roots. Si supply stimulated root activity of Fe acquisition at the early stage of Fe deficiency stress through regulation of gene expression levels of proteins involved in Fe acquisition. However, when the period of Fe deprivation was extended, these reactions further decreased as a consequence of Si-induced enhancement of the Fe status of the plants. This work provides new evidence for the beneficial role of Si in plant nutrition and clearly indicates that Si-mediated alleviation of Fe deficiency includes an increase of the apoplastic Fe pool in roots and an enhancement of Fe acquisition.",
author = "Jelena Pavlovic and Jelena Samardzic and Vuk Maksimović and Gordana Timotijevic and Nenad Stevic and Laursen, {Kristian Holst} and Hansen, {Thomas Hesselh{\o}j} and S{\o}ren Husted and Schj{\o}rring, {Jan Kofod} and Yongchao Liang and Miroslav Nikolic",
year = "2013",
doi = "10.1111/nph.12213",
language = "English",
volume = "198",
pages = "1096--1107",
journal = "New Phytologist",
issn = "0028-646X",
publisher = "Academic Press",
number = "4",

}

RIS

TY - JOUR

T1 - Silicon alleviates iron deficiency in cucumber by promoting mobilization of iron in the root apoplast

AU - Pavlovic, Jelena

AU - Samardzic, Jelena

AU - Maksimović, Vuk

AU - Timotijevic, Gordana

AU - Stevic, Nenad

AU - Laursen, Kristian Holst

AU - Hansen, Thomas Hesselhøj

AU - Husted, Søren

AU - Schjørring, Jan Kofod

AU - Liang, Yongchao

AU - Nikolic, Miroslav

PY - 2013

Y1 - 2013

N2 - Root responses to lack of iron (Fe) have mainly been studied in nutrient solution experiments devoid of silicon (Si). Here we investigated how Si ameliorates Fe deficiency in cucumber (Cucumis sativus) with focus on the storage and utilization of Fe in the root apoplast. A combined approach was performed including analyses of apoplastic Fe, reduction-based Fe acquisition and Fe-mobilizing compounds in roots along with the expression of related genes. Si-treated plants accumulated higher concentrations of root apoplastic Fe, which rapidly decreased when Fe was withheld from the nutrient solution. Under Fe-deficient conditions, Si also increased the accumulation of Fe-mobilizing compounds in roots. Si supply stimulated root activity of Fe acquisition at the early stage of Fe deficiency stress through regulation of gene expression levels of proteins involved in Fe acquisition. However, when the period of Fe deprivation was extended, these reactions further decreased as a consequence of Si-induced enhancement of the Fe status of the plants. This work provides new evidence for the beneficial role of Si in plant nutrition and clearly indicates that Si-mediated alleviation of Fe deficiency includes an increase of the apoplastic Fe pool in roots and an enhancement of Fe acquisition.

AB - Root responses to lack of iron (Fe) have mainly been studied in nutrient solution experiments devoid of silicon (Si). Here we investigated how Si ameliorates Fe deficiency in cucumber (Cucumis sativus) with focus on the storage and utilization of Fe in the root apoplast. A combined approach was performed including analyses of apoplastic Fe, reduction-based Fe acquisition and Fe-mobilizing compounds in roots along with the expression of related genes. Si-treated plants accumulated higher concentrations of root apoplastic Fe, which rapidly decreased when Fe was withheld from the nutrient solution. Under Fe-deficient conditions, Si also increased the accumulation of Fe-mobilizing compounds in roots. Si supply stimulated root activity of Fe acquisition at the early stage of Fe deficiency stress through regulation of gene expression levels of proteins involved in Fe acquisition. However, when the period of Fe deprivation was extended, these reactions further decreased as a consequence of Si-induced enhancement of the Fe status of the plants. This work provides new evidence for the beneficial role of Si in plant nutrition and clearly indicates that Si-mediated alleviation of Fe deficiency includes an increase of the apoplastic Fe pool in roots and an enhancement of Fe acquisition.

UR - http://www.scopus.com/inward/record.url?scp=84877591782&partnerID=8YFLogxK

U2 - 10.1111/nph.12213

DO - 10.1111/nph.12213

M3 - Journal article

C2 - 23496257

AN - SCOPUS:84877591782

VL - 198

SP - 1096

EP - 1107

JO - New Phytologist

JF - New Phytologist

SN - 0028-646X

IS - 4

ER -

ID: 102100929