Selenium Speciation in Se-Enriched Soybean Grains from Biofortified Plants Grown under Different Methods of Selenium Application

Since soybean is widely cultivated around the world and has a high protein content, it is a great nutritional vehicle for increasing the dietary uptake of selenium (Se). Several studies have evaluated biofortification with Se through fertilizer application in several crops. However, it is not clear...

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Main Authors: Maila Adriely Silva, Gustavo Ferreira de Sousa, Gary Bañuelos, Douglas Amaral, Patrick H. Brown, Luiz Roberto Guimarães Guilherme
Format: Article
Language:English
Published: MDPI AG 2023-03-01
Series:Foods
Subjects:
Online Access:https://www.mdpi.com/2304-8158/12/6/1214
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author Maila Adriely Silva
Gustavo Ferreira de Sousa
Gary Bañuelos
Douglas Amaral
Patrick H. Brown
Luiz Roberto Guimarães Guilherme
author_facet Maila Adriely Silva
Gustavo Ferreira de Sousa
Gary Bañuelos
Douglas Amaral
Patrick H. Brown
Luiz Roberto Guimarães Guilherme
author_sort Maila Adriely Silva
collection DOAJ
description Since soybean is widely cultivated around the world and has a high protein content, it is a great nutritional vehicle for increasing the dietary uptake of selenium (Se). Several studies have evaluated biofortification with Se through fertilizer application in several crops. However, it is not clear how each method and source affect the total Se content or Se species in soybean grains. This work aimed to assess the total Se content and Se speciation in Se-enriched soybean grains produced under different Se application methods in the field. The treatments consisted of Se application (soil or foliar), using organic or inorganic Se sources at 10 g ha<sup>−1</sup> or 80 g ha<sup>−1</sup>, in two genotypes. The results showed that all treatments with inorganic Se (soil and foliar) increased the Se content in grains compared with the control. More than 80% of the total Se in grains was present as selenomethionine (SeMet), and the speciation was affected by the Se source and the method of application. The treatments using inorganic Se, applied via soil or foliar, produced the highest content of Se as SeMet in soybean grains. Finally, we propose that the preservation of the Se species in products derived from soybean grains be evaluated as the following step.
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spelling doaj.art-ac5ab54d1e464ff4b8220dc0d0e56ad52023-11-17T11:06:19ZengMDPI AGFoods2304-81582023-03-01126121410.3390/foods12061214Selenium Speciation in Se-Enriched Soybean Grains from Biofortified Plants Grown under Different Methods of Selenium ApplicationMaila Adriely Silva0Gustavo Ferreira de Sousa1Gary Bañuelos2Douglas Amaral3Patrick H. Brown4Luiz Roberto Guimarães Guilherme5Department of Soil Science, Federal University of Lavras, Lavras 37200-900, MG, BrazilDepartment of Soil Science, Federal University of Lavras, Lavras 37200-900, MG, BrazilUSDA Agricultural Research Service, San Joaquin Valley Agricultural Sciences Center, 9611 S. Riverbend Avenue, Parlier, CA 93648-9757, USAAgriculture and Natural Resources, University of California, 680 Campus Drive, Hanford, CA 93230, USADepartment of Plant Science, University of California, One Shields Ave, Davis, CA 95616, USADepartment of Soil Science, Federal University of Lavras, Lavras 37200-900, MG, BrazilSince soybean is widely cultivated around the world and has a high protein content, it is a great nutritional vehicle for increasing the dietary uptake of selenium (Se). Several studies have evaluated biofortification with Se through fertilizer application in several crops. However, it is not clear how each method and source affect the total Se content or Se species in soybean grains. This work aimed to assess the total Se content and Se speciation in Se-enriched soybean grains produced under different Se application methods in the field. The treatments consisted of Se application (soil or foliar), using organic or inorganic Se sources at 10 g ha<sup>−1</sup> or 80 g ha<sup>−1</sup>, in two genotypes. The results showed that all treatments with inorganic Se (soil and foliar) increased the Se content in grains compared with the control. More than 80% of the total Se in grains was present as selenomethionine (SeMet), and the speciation was affected by the Se source and the method of application. The treatments using inorganic Se, applied via soil or foliar, produced the highest content of Se as SeMet in soybean grains. Finally, we propose that the preservation of the Se species in products derived from soybean grains be evaluated as the following step.https://www.mdpi.com/2304-8158/12/6/1214selenium amino acidsbiofortificationselenium fertilizersfood compositionselenomethioninefood security
spellingShingle Maila Adriely Silva
Gustavo Ferreira de Sousa
Gary Bañuelos
Douglas Amaral
Patrick H. Brown
Luiz Roberto Guimarães Guilherme
Selenium Speciation in Se-Enriched Soybean Grains from Biofortified Plants Grown under Different Methods of Selenium Application
Foods
selenium amino acids
biofortification
selenium fertilizers
food composition
selenomethionine
food security
title Selenium Speciation in Se-Enriched Soybean Grains from Biofortified Plants Grown under Different Methods of Selenium Application
title_full Selenium Speciation in Se-Enriched Soybean Grains from Biofortified Plants Grown under Different Methods of Selenium Application
title_fullStr Selenium Speciation in Se-Enriched Soybean Grains from Biofortified Plants Grown under Different Methods of Selenium Application
title_full_unstemmed Selenium Speciation in Se-Enriched Soybean Grains from Biofortified Plants Grown under Different Methods of Selenium Application
title_short Selenium Speciation in Se-Enriched Soybean Grains from Biofortified Plants Grown under Different Methods of Selenium Application
title_sort selenium speciation in se enriched soybean grains from biofortified plants grown under different methods of selenium application
topic selenium amino acids
biofortification
selenium fertilizers
food composition
selenomethionine
food security
url https://www.mdpi.com/2304-8158/12/6/1214
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