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Mostrando 201 - 220 Resultados de 10,862 Para Buscar '"Heavy Metal"', tiempo de consulta: 0.44s Limitar resultados
  1. 201
    “…BACKGROUND: The aim of the present study was to evaluate the capability of helminths to absorb heavy metals in comparison with that of the host tissues. …”
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    Heavy Metal Bioabsorption Capacity of Intestinal Helminths in Urban Rats
  2. 202
    “…The bioleaching potential of the bacterium Bacillus mucilaginosus and the fungus Aspergillus niger towards industrial residues was investigated by assessing their response towards various heavy metals (including arsenic, cadmium, cobalt, chromium, nickel, lead, and zinc) and elevated pH. …”
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    Tolerance of Chemoorganotrophic Bioleaching Microorganisms to Heavy Metal and Alkaline Stresses
  3. 203
    “…This study collected 465 published papers on heavy metal pollution rates (the ratio of the samples exceeding the Grade II limits for Chinese soils, the Soil Environmental Quality Standard-1995) in farmland soil throughout China. …”
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    Impact of Soil Heavy Metal Pollution on Food Safety in China
  4. 204
    “…Co-contamination of antibiotics and heavy metals prevails in the environment, and may play an important role in disseminating bacterial antibiotic resistance, but the selective effects of heavy metals on bacterial antibiotic resistance is largely unclear. …”
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    Heavy Metal Induced Antibiotic Resistance in Bacterium LSJC7
  5. 205
    “…Eleven heavy metals in various products of Moringa oleifera were analyzed to determine eleven heavy metals (Al, As, Cd, Cr, Cu, Fe, Pb, Mn, Hg, Ni, and Zn) using Inductively Coupled Plasma-Mass Spectrometry. …”
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    Comparison of Eleven Heavy Metals in Moringa Oleifera Lam. Products
  6. 206
    “…Almost all heavy metals are serious toxicants as carcinogens. However, due to their chemical and physiological properties, heavy metals are useful in industrial areas including alloy, smelting and production of commercial products. …”
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    An Overview of Carcinogenic Heavy Metal: Molecular Toxicity Mechanism and Prevention
  7. 207
    “…C. elegans was applied to explore the sublethal toxicity of four heavy metals (copper, zinc, cadmium and chromium). Two physiological endpoints (growth and reproduction), three behavioral endpoints (head thrash frequency, body bend frequency and feeding) and two enzymatic endpoints (acetylcholine esterase [AChE] and superoxide dismutase [SOD]) were selected for the assessment of heavy metal toxicity. …”
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    Sublethal Toxicity Endpoints of Heavy Metals to the Nematode Caenorhabditis elegans
  8. 208
    “…A novel hydrate-based method is proposed for separating heavy metal ions from aqueous solution. We report the first batch of experiments and removal characteristics in this paper, the effectiveness and feasibility of which are verified by Raman spectroscopy analysis and cross-experiment. 88.01–90.82% of removal efficiencies for Cr(3+), Cu(2+), Ni(2+), and Zn(2+) were obtained. …”
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    Hydrate-based heavy metal separation from aqueous solution
  9. 209
    “…However, there is no report in the literature on the determination of levels of heavy metals in Ethiopian tobacco leaves. Hence this research is intended to determine the levels of heavy metals in the raw and processed Ethiopian Virginia tobacco leaves. …”
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    Levels of heavy metals in the raw and processed Ethiopian tobacco leaves
  10. 210
    por Sun, Ranhao, Chen, Liding
    Publicado 2016
    “…Atmospheric transport rather than land use factors best explained the seasonal variations in heavy metal concentrations and the impact of atmospheric transport on heavy metal concentrations varied according to the heavy metal types. …”
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    Assessment of Heavy Metal Pollution in Topsoil around Beijing Metropolis
  11. 211
    por Pamphlett, Roger, Kum Jew, Stephen
    Publicado 2016
    “…Toxic heavy metals have been implicated in the loss of spinal motoneurons in amyotrophic lateral sclerosis/motor neuron disease (ALS/MND). …”
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    Age-Related Uptake of Heavy Metals in Human Spinal Interneurons
  12. 212
    “…The main problem with the medical use of these agents, today, is their heavy metal toxicity. This includes arsenic, cadmium, lead, nickel, zinc, and iron. …”
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    The Effect of Traditional Treatments on Heavy Metal Toxicity of Armenian Bole
  13. 213
    “…The concentration of heavy metals was measured using Atomic Absorption Spectroscopy and Energy Dispersive X-ray fluorescence instruments. …”
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    Distribution of Heavy Metals in Surface Sediments of the Bay of Bengal Coast
  14. 214
    “…Due to the rapid development of industry and associated production of toxic waste, especially heavy metals, there is a great interest in creating and upgrading new sorption materials to remove these pollutants from the environment. …”
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    Interaction of Heavy Metal Ions with Carbon and Iron Based Particles
  15. 215
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    Hydrogels Synthesized by Electron Beam Irradiation for Heavy Metal Adsorption
  16. 216
    por Kapahi, Meena, Sachdeva, Sarita
    Publicado 2017
    “…The genus has been reported to accumulate high levels of heavy metals. The current state-of-the art review mainly summarises previous investigations carried out by researchers on different roles and mechanisms played by Pleurotus species on heavy metals mycoremediation.…”
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    Mycoremediation potential of Pleurotus species for heavy metals: a review
  17. 217
    “…Here, we report on the first carbon dots (CDs) doped hydrogel waveguide for selective, on-site detection of heavy metal ions in aqueous solutions. The CDs-doped hydrogel waveguide exhibits efficient light confinement in water due to the refractive index contrast. …”
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    Fluorescent hydrogel waveguide for on-site detection of heavy metal ions
  18. 218
    “…[Image: see text] Heavy-metal pollution poses severe threat to ecological systems and presents a great challenge for global sustainability. …”
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    Modifier-Free Microfluidic Electrochemical Sensor for Heavy-Metal Detection
  19. 219
    “…Plants respond to environmental pollutants such as heavy metal(s) by triggering the expression of genes that encode proteins involved in stress response. …”
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    Responses of Plant Proteins to Heavy Metal Stress—A Review
  20. 220
    “…A novel type of graphene-like quantum dots, synthesized by oxidation and cage-opening of C(60) buckminsterfullerene, has been studied as a fluorescent and absorptive probe for heavy-metal ions. The lattice structure of such unfolded fullerene quantum dots (UFQDs) is distinct from that of graphene since it includes both carbon hexagons and pentagons. …”
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    Sensitivity to Heavy-Metal Ions of Unfolded Fullerene Quantum Dots
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