Search Results - "Pilon‐Smits, Elizabeth A. H."

Influence of sulfate supply on selenium uptake dynamics and expression of sulfate/selenate transporters in selenium hyperaccumulator and nonhyperaccumulator Brassicaceae by El Mehdawi, Ali F., Jiang, Ying, Guignardi, Zack S., Esmat, Ahmad, Pilon, Marinus, Pilon‐Smits, Elizabeth A. H., Schiavon, Michela

“…Stanleya pinnata not only hyperaccumulates selenium (Se) to 0.5% of its dry weight, but also exhibits higher tissue Se-to-sulfur (S) ratios than other species…”
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The fascinating facets of plant selenium accumulation – biochemistry, physiology, evolution and ecology by Schiavon, Michela, Pilon‐Smits, Elizabeth A. H.

“…The importance of selenium (Se) for medicine, industry and the environment is increasingly apparent. Se is essential for many species, including humans, but…”
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Evolution of selenium hyperaccumulation in Stanleya (Brassicaceae) as inferred from phylogeny, physiology and X‐ray microprobe analysis by Cappa, Jennifer J, Yetter, Crystal, Fakra, Sirine, Cappa, Patrick J, DeTar, Rachael, Landes, Corbett, Pilon‐Smits, Elizabeth A. H, Simmons, Mark P

“…Past studies have identified herbivory as a likely selection pressure for the evolution of hyperaccumulation, but few have tested the origin(s) of…”
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Seasonal fluctuations of selenium and sulfur accumulation in selenium hyperaccumulators and related nonaccumulators by Galeas, Miriam L, Zhang, Li Hong, Freeman, John L, Wegner, Mellissa, Pilon-Smits, Elizabeth A.H

“…• Some plants hyperaccumulate selenium (Se) up to 1% of dry weight. This study was performed to obtain insight into whole-plant Se fluxes in hyperaccumulators…”
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Symphyotrichum ericoides populations from seleniferous and nonseleniferous soil display striking variation in selenium accumulation by El Mehdawi, Ali F., Paschke, Mark W., Pilon‐Smits, Elizabeth A. H.

“…Symphyotrichum ericoides (Asteraceae) from naturally seleniferous habitat (Pine Ridge) was shown previously to have selenium (Se) hyperaccumulator properties…”
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Electrocoagulation of colloidal biogenic selenium by Staicu, Lucian C, van Hullebusch, Eric D, Lens, Piet N. L, Pilon-Smits, Elizabeth A. H, Oturan, Mehmet A

“…Colloidal elemental selenium (Se(0)) adversely affects membrane separation processes and aquatic ecosystems. As a solution to this problem, we investigated for…”
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Seleniferous soils as a source for production of selenium-enriched foods and potential of bacteria to enhance plant selenium uptake by Yasin, Muhammad, El Mehdawi, Ali F, Jahn, Courtney E, Anwar, Aneela, Turner, Marie F. S, Faisal, Muhammad, Pilon-Smits, Elizabeth A. H

“…AIMS: Selenium (Se) is an essential micronutrient for animals and humans but toxic at high levels. Soil Se concentration is highly variable. Selenium toxicity…”
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Transcriptome analyses give insights into selenium-stress responses and selenium tolerance mechanisms in Arabidopsis by Van Hoewyk, Doug, Takahashi, Hideki, Inoue, Eri, Hess, Ann, Tamaoki, Masanori, Pilon-Smits, Elizabeth A.H

“…Selenate is chemically similar to sulfate and can be taken up and assimilated by plants via the same transporters and enzymes. In contrast to many other…”
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Evolutionary aspects of elemental hyperaccumulation by Cappa, Jennifer J, Pilon-Smits, Elizabeth A. H

“…Hyperaccumulation is the uptake of one or more metal/metalloids to concentrations greater than 50–100× those of the surrounding vegetation or 100–10,000 mg/kg…”
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Inoculation of selenium hyperaccumulator Stanleya pinnata and related non‐accumulator Stanleya elata with hyperaccumulator rhizosphere fungi—investigation of effects on Se accumulation and speciation by Lindblom, Stormy Dawn, Fakra, Sirine C, Landon, Jessica, Schulz, Paige, Tracy, Ben, Pilon‐Smits, Elizabeth A. H

“…Little is known about how fungi affect elemental accumulation in hyperaccumulators (HAs). Here, two rhizosphere fungi from selenium (Se) HA Stanleya pinnata,…”
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Selenium accumulation protects plants from herbivory by Orthoptera via toxicity and deterrence by Freeman, John L, Lindblom, Stormy Dawn, Quinn, Colin F, Fakra, Sirine, Marcus, Matthew A, Pilon-Smits, Elizabeth A.H

“…To investigate whether selenium (Se) accumulation in plants provides a chemical defense against generalist insect herbivores, the feeding preference and…”
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Transcriptome‐wide comparison of selenium hyperaccumulator and nonaccumulator Stanleya species provides new insight into key processes mediating the hyperaccumulation syndrome by Wang, Jiameng, Cappa, Jennifer J., Harris, Jonathan P., Edger, Patrick P., Zhou, Wen, Pires, J. Chris, Adair, Michael, Unruh, Sarah A., Simmons, Mark P., Schiavon, Michela, Pilon‐Smits, Elizabeth A. H.

“…Summary To obtain better insight into the mechanisms of selenium hyperaccumulation in Stanleya pinnata, transcriptome‐wide differences in root and shoot gene…”
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Selenium in higher plants: understanding mechanisms for biofortification and phytoremediation by Zhu, Yong-Guan, Pilon-Smits, Elizabeth A.H., Zhao, Fang-Jie, Williams, Paul N., Meharg, Andrew A.

“…Selenium (Se) is an essential micronutrient for many organisms, including plants, animals and humans. As plants are the main source of dietary Se, plant Se…”
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Comparison of Plant Families in a Greenhouse Phytoremediation Study on an Aged Polycyclic Aromatic Hydrocarbon-Contaminated Soil by Olson, P.E, Castro, A, Joern, M, DuTeau, N.M, Pilon-Smits, E.A.H, Reardon, K.F

“…Polycyclic aromatic hydrocarbons (PAHs) are ubiquitous, recalcitrant, and potentially carcinogenic pollutants. Plants and their associated rhizosphere microbes…”
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Sulfur–selenium–molybdenum interactions distinguish selenium hyperaccumulator Stanleya pinnata from non-hyperaccumulator Brassica juncea (Brassicaceae) by Harris, Jonathan, Schneberg, Kathryn A, Pilon-Smits, Elizabeth A. H

“…Long-term sulfate, selenate and molybdate accumulation and translocation were investigated in two ecotypes of Stanleya pinnata and non-hyperaccumulator…”
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Selenium protects the hyperaccumulator Stanleya pinnata against black-tailed prairie dog herbivory in native seleniferous habitats by Freeman, John L, Quinn, Colin F, Lindblom, Stormy Dawn, Klamper, Erin M, Pilon-Smits, Elizabeth A.H

“…Elemental hyperaccumulation in plants is hypothesized to represent a plant defense mechanism. The objective of this study was to determine whether selenium…”
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Field Trial of Transgenic Indian Mustard Plants Shows Enhanced Phytoremediation of Selenium-Contaminated Sediment by Bañuelos, Gary, Terry, Norman, LeDuc, Danika L, Pilon-Smits, Elizabeth A. H, Mackey, Bruce

“…Three transgenic Indian mustard [Brassica juncea (L.) Czern.] lines were tested under field conditions for their ability to remove selenium (Se) from Se- and…”
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Selenium protects plants from phloem-feeding aphids due to both deterrence and toxicity by Hanson, B, Lindblom, S.D, Loeffler, M.L, Pilon-Smits, E.A.H

“…• Certain plant species hyperaccumulate selenium (Se) to 1000 mg kg-1d. wt, even from low-Se soils. It is not known whether Se hyperaccumulation offers these…”
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Giant reed for selenium phytoremediation under changing climate by El-Ramady, Hassan R, Abdalla, Neama, Alshaal, Tarek, Elhenawy, Ahmed S, Shams, Mohamed S, Faizy, Salah E.-D. A, Belal, El-Sayed B, Shehata, Said A, Ragab, Mohamed I, Amer, Megahed M, Fári, Miklós, Sztrik, Attila, Prokisch, József, Selmar, Dirk, Schnug, Ewald, Pilon-Smits, Elizabeth A. H, El-Marsafawy, Samia M, Domokos-Szabolcsy, Éva

“…At very low concentrations selenium is an essential micronutrient for humans, animals and some lower plants including algae and bacteria, whereas Se is…”
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Metallophytes—a view from the rhizosphere by Alford, Élan R, Pilon-Smits, Elizabeth A. H, Paschke, Mark W

“…Some plants hyperaccumulate metals or metalloids to levels several orders of magnitude higher than other species. This intriguing phenomenon has received…”
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