Potential Implications of Interactions between Fe and S on Cereal Fe Biofortification

Iron (Fe) and sulfur (S) are two essential elements for plants, whose interrelation is indispensable for numerous physiological processes. In particular, Fe homeostasis in cereal species is profoundly connected to S nutrition because phytosiderophores, which are the metal chelators required for Fe u...

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Main Authors: Yuta Kawakami, Navreet K. Bhullar
Format: Article
Language:English
Published: MDPI AG 2020-04-01
Series:International Journal of Molecular Sciences
Subjects:
Online Access:https://www.mdpi.com/1422-0067/21/8/2827
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author Yuta Kawakami
Navreet K. Bhullar
author_facet Yuta Kawakami
Navreet K. Bhullar
author_sort Yuta Kawakami
collection DOAJ
description Iron (Fe) and sulfur (S) are two essential elements for plants, whose interrelation is indispensable for numerous physiological processes. In particular, Fe homeostasis in cereal species is profoundly connected to S nutrition because phytosiderophores, which are the metal chelators required for Fe uptake and translocation in cereals, are derived from a S-containing amino acid, methionine. To date, various biotechnological cereal Fe biofortification strategies involving modulation of genes underlying Fe homeostasis have been reported. Meanwhile, the resultant Fe-biofortified crops have been minimally characterized from the perspective of interaction between Fe and S, in spite of the significance of the crosstalk between the two elements in cereals. Here, we intend to highlight the relevance of Fe and S interrelation in cereal Fe homeostasis and illustrate the potential implications it has to offer for future cereal Fe biofortification studies.
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spelling doaj.art-fff5469c679447b2a6c98489bd97983a2023-11-19T22:01:10ZengMDPI AGInternational Journal of Molecular Sciences1661-65961422-00672020-04-01218282710.3390/ijms21082827Potential Implications of Interactions between Fe and S on Cereal Fe BiofortificationYuta Kawakami0Navreet K. Bhullar1Plant Biotechnology, Department of Biology, ETH Zurich, Universitätstrasse 2, 8092 Zurich, SwitzerlandPlant Biotechnology, Department of Biology, ETH Zurich, Universitätstrasse 2, 8092 Zurich, SwitzerlandIron (Fe) and sulfur (S) are two essential elements for plants, whose interrelation is indispensable for numerous physiological processes. In particular, Fe homeostasis in cereal species is profoundly connected to S nutrition because phytosiderophores, which are the metal chelators required for Fe uptake and translocation in cereals, are derived from a S-containing amino acid, methionine. To date, various biotechnological cereal Fe biofortification strategies involving modulation of genes underlying Fe homeostasis have been reported. Meanwhile, the resultant Fe-biofortified crops have been minimally characterized from the perspective of interaction between Fe and S, in spite of the significance of the crosstalk between the two elements in cereals. Here, we intend to highlight the relevance of Fe and S interrelation in cereal Fe homeostasis and illustrate the potential implications it has to offer for future cereal Fe biofortification studies.https://www.mdpi.com/1422-0067/21/8/2827Fe and S interactionFe biofortificationcerealsphytosiderophoresnicotianamineStrategy II
spellingShingle Yuta Kawakami
Navreet K. Bhullar
Potential Implications of Interactions between Fe and S on Cereal Fe Biofortification
International Journal of Molecular Sciences
Fe and S interaction
Fe biofortification
cereals
phytosiderophores
nicotianamine
Strategy II
title Potential Implications of Interactions between Fe and S on Cereal Fe Biofortification
title_full Potential Implications of Interactions between Fe and S on Cereal Fe Biofortification
title_fullStr Potential Implications of Interactions between Fe and S on Cereal Fe Biofortification
title_full_unstemmed Potential Implications of Interactions between Fe and S on Cereal Fe Biofortification
title_short Potential Implications of Interactions between Fe and S on Cereal Fe Biofortification
title_sort potential implications of interactions between fe and s on cereal fe biofortification
topic Fe and S interaction
Fe biofortification
cereals
phytosiderophores
nicotianamine
Strategy II
url https://www.mdpi.com/1422-0067/21/8/2827
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