Selenium Plants Importance

  • (PDF) Selenium and plants - ResearchGate

    2022-1-2 · Selenium is of metabolic importance in cyanobacteria and in some plants, being involved in their antioxidative processes. Selenium is widely

  • Selenium and its Role in Higher Plants | SpringerLink

    Therefore, this review focuses on of the physiological importance of Se for higher plants, especially plant growth, uptake, transport, metabolism and interaction of selenium with other minerals. Biogeochemistry of Se, its relationship with S, application of Se-containing fertilizers, Se in edible plants and finally, red elemental Se ...

  • (PDF) Metabolic Importance of Selenium for Plants

    Bro wn T A, Shrift A (1982) Selenium-t oxicit y and tole rance in highe r plants. Biologi cal Reviews of the Cambridge Philosophica l Society 57 , 59-84 Cartes

  • Selenium in Soils and Plants and its Importance in ...

    1984-1-1 · A number of experiments SELENIUM IN SOILS, PLANTS, AND NUTRITION Table I1 Influence of Na2Se03on Yields of Ashagalus racernosus and Ashagalus crassicarpus Grown in Solution Culture Dry weight (9) per culture of five plants Selenium in medium (ppm) of solution cultures 0 41 1 A. racernosus (Se-accumulator) A. crassicarpus (Nonaccumulator) 113 1 ...

  • Metabolic Importance of Selenium for Plants

    2015-11-6 · The European Journal of Plant Science and Biotechnology ©2007 Global Science Books Metabolic Importance of Selenium for Plants Mateja Germ1* • Vekoslava Stibilj2 • Ivan Kreft3 1 National Institute of Biology, Vena pot 111, SI-1000 Ljubljana, Slovenia 2 Jožef Stefan Institute, Jamova 39, SI-1000 Ljubljana, Slovenia

  • The importance of selenium to human health

    2015-5-20 · Selenium enters the food chain through plants, which take it up from the soil. Selenium deficiency has therefore been identified in parts of the world notable for their low soil content of selenium, such as volcanic regions.10 Acid soils and complexation, frequently with iron or aluminium, also reduce the uptake of selenium by plants, as in ...

  • The importance of selenium to human health

    The essential trace mineral, selenium, is of fundamental importance to human health. As a constituent of selenoproteins, selenium has structural and enzymic roles, in the latter context being best-known as an antioxidant and catalyst for the production of active thyroid hormone. Selenium is needed f

  • Uptake, Metabolism and Toxicity of Selenium in Tropical

    2020-3-25 · Selenium is a mineral element that is essential for both animal and humans and can also serve as an environmental toxicant. A narrow margin

  • Plants | Free Full-Text | Effect of Selenium Application ...

    2021-12-12 · Lamb’s lettuce (Valerianella locusta L. Laterr.) is a leafy green vegetable that is rich in various biological active compounds and is widely used in ready-to-eat salads. The cultivation conditions and growth stage could affect the secondary metabolism in plants and thereby modify their food value. In the present study, the effect of selenium (Se) application in various

  • Selenium in the Environment, Metabolism and

    2014-6-18 · Selenium is a trace element which is found in small amounts in the organism. It was first isolated in 1817 by the Swedish chemist Jacob Berzelius Jöns and has long been recognised for its toxicity. The importance of selenium was highlighted in 1957. It is a major structural component of many enzymes

  • (PDF) Metabolic Importance of Selenium for Plants |

    Selenium (Se) is a trace element that is both an essential nutrient for humans and animals and an environmental toxicant; the boundary between the two roles is narrow and depends on its chemical form, concentration, and other environmentally

  • The importance of selenium to human health

    The essential trace mineral, selenium, is of fundamental importance to human health. As a constituent of selenoproteins, selenium has structural and enzymic roles, in the latter context being best-known as an antioxidant and catalyst for the production of active thyroid hormone. Selenium is needed f

  • The importance of selenium to human health

    2015-5-20 · Selenium enters the food chain through plants, which take it up from the soil. Selenium deficiency has therefore been identified in parts of the world notable for their low soil content of selenium, such as volcanic regions.10 Acid soils and complexation, frequently with iron or aluminium, also reduce the uptake of selenium by plants, as in ...

  • Significance of selenium supplementation in root- shoot ...

    2021-9-8 · Purpose Agronomic practices are one of the reasons for the increasing accumulation of elements in the soil, including manganese (Mn). Our previous studies have shown that selenium (Se) ions can reduce the toxic actions of metal stress. Those, we studied the effects of Mn—treated as a stressor and Se – as a potential defense in plants. Methods Mn ions (10

  • Selenium in plants | Springer for Research & Development

    It strives to put plant selenium accumulation in the broadest possible context, including its relevance for global Se cycling, movement of Se in the food chain, and importance for human and environmental health. At the same time, the book thoroughly covers the molecular mechanisms of Se metabolism in plants, and includes succinct overviews of ...

  • Selenium in the Environment, Metabolism and

    2013-3-13 · Selenium is a metalloid which is close to sulfur (S) in terms of properties.The Se concentration in soil varies with type, texture and organic matter content of the soil and with rainfall. Its assimilation by plants is influenced by the physico-chemical properties of the soil (redox status, pH and microbial activity).

  • Interactions of selenium hyperaccumulators and ...

    2021-4-16 · • Thus, plants can affect Se accumulation in neighbors, and soil Se affects competition and facilitation between plants. This helps to explain why hyperaccumulators are found predomi-nantly on seleniferous soils. Introduction Selenium (Se) is an essential element for humans and animals, but it is toxic at higher concentrations (Terry et al ...

  • Selenium: its role as antioxidant in human health

    2008-2-28 · Selenium (Se) is an essential trace element, and its low status in humans has been linked to increased risk of various diseases, such as cancer and heart disease. In recent years, Se research has attracted tremendous interest because of its important role in antioxidant selenoproteins for protection against oxidative stress initiated by excess ...

  • Selenium in the Environment, Metabolism and

    2014-6-18 · Selenium is a trace element which is found in small amounts in the organism. It was first isolated in 1817 by the Swedish chemist Jacob Berzelius Jöns and has long been recognised for its toxicity. The importance of selenium was highlighted in 1957. It is a major structural component of many enzymes

  • SELENIUM NANOPARTICLES: PRODUCTION,

    2019-2-22 · Selenium nanoparticles: production, characterization and possible applications in () 209 Fig. 2SEM morphological aspect (a) and DLS analysis (b) of SeNPs synthesized using Lactobaciluscasei as microbiological reducing agent (adapted from reference [1]). The mechanism of nano-selenium formation in this case is related to

  • (PDF) Selenium and plants - ResearchGate

    2022-1-2 · Selenium is of metabolic importance in cyanobacteria and in some plants, being involved in their antioxidative processes. Selenium is widely distributed on the Earth's surface and available for ...

  • The beneficial and hazardous effects of selenium on the ...

    Selenium can increase plant resistance to environmental stresses and eliminate the large number of free radicals produced by plants in harsh environments (e.g., high radiation, extreme temperature, drought, high salinity), thus enhancing plant resistance to harsh environments (Han et al., 2013, Malerba and Cerana, 2018); (3) Enhancing crop quality.

  • Selenium and plants - ResearchGate

    Selenium is of metabolic importance in cyanobacteria and in some plants, being involved in their antioxidative processes. Selenium is widely distributed on the Earth’s surface and

  • Selenium in Soils and Plants - USDA

    2010-11-20 · Selenium in Soils and Plants Mayland, PhD Research Soil Scientist USDA, Agricultural Research Service Kimberly, Idaho Introduction Prior to 1960, selenium was important be-cause of its uptake by selenium-accumulator plants and its subsequent toxicity to animals eating these plants. The first reports on the nutritional importance of selenium ...

  • Selenium in Soil–Plant-Microbe: A Review | SpringerLink

    2021-10-6 · Selenium (Se) is a necessary trace element for human and animals that participates in many biological metabolic processes in the human body. Se deficiency can cause or induce many diseases, such as Keshan disease, skeletal muscle necrosis, and cardio-cerebrovascular disease (Vinceti et al. 2018).Although Se is not necessarily a necessary nutrient for plant

  • Selenium in plant foods: speciation analysis ...

    Interest in selenium has been increasing over the past few decades with growing knowledge of its importance to overall health. The ability of several plants to accumulate and transform inorganic selenium forms into its bioactive organic compounds has important implications for human nutrition and he

  • Selenium and nano-selenium in plant nutrition | SpringerLink

    2015-10-20 · Selenium (Se) is a naturally occurring metalloid element which occurs nearly in all environments. Se is considered as a finite and non-renewable resource on the Earth. The common sources of Se in earth’s crust occur in association with sulfide minerals such as metal selenide, whereas it is rarely found in elemental form (Se0). While there is no evidence of Se

  • Selenium biofortification in food crops: Key mechanisms ...

    2020-10-1 · 1. Introduction. Selenium is an essential micronutrient for human and animal health and acts as an integral component of many important metabolic systems of mammalian cell (Malagoli et al., 2015).While the essentiality of Se in plants is still in debate (Pilon-Smits et al., 2009; Zhu et al., 2009; Pilon-Smits and Quinn, 2010; Malagoli et al., 2015), some studies have

  • Selenium biochemistry and its role for human health

    Despite its very low level in humans, selenium plays an important and unique role among the (semi)metal trace essential elements because it is the only one for which incorporation into proteins is genetically encoded, as the constitutive part of the 21st amino acid, selenocysteine. Twenty-five selen

  • Interactions of selenium hyperaccumulators and ...

    2021-4-16 · • Thus, plants can affect Se accumulation in neighbors, and soil Se affects competition and facilitation between plants. This helps to explain why hyperaccumulators are found predomi-nantly on seleniferous soils. Introduction Selenium (Se) is an essential element for humans and animals, but it is toxic at higher concentrations (Terry et al ...