Results 41 to 50 of about 36,532 (274)

Effects of arsenate (As5+) on growth and production of glutathione (GSH) and phytochelatins (PCs) in Chlorella vulgaris

open access: yes, 2011
The effect of arsenate (As5+) on growth and chlorophyll a production in Chlorella vulgaris, its removal by C. vulgaris and the role of glutathione (GSH) and phytochelatins (PCs) were investigated.C. vulgaris was tolerant to As5+ at up to 200 mg/L and was
Huw Jones   +7 more
core   +1 more source

Signature Arsenic Detoxification Pathways in Halomonas sp. Strain GFAJ-1

open access: yesmBio, 2018
Since the original report that Halomonas sp. strain GFAJ-1 was capable of using arsenic instead of phosphorus to sustain growth, additional studies have been conducted, and GFAJ-1 is now considered a highly arsenic-resistant but phosphorus-dependent ...
Shuangju Wu   +8 more
doaj   +1 more source

ARSENIC IN BEER. [PDF]

open access: yesThe Lancet, 1900
n ...
Tattersall, C. H.   +2 more
openaire   +2 more sources

Complexation of arsenite, arsenate, and monothioarsenate with oxygen-containing functional groups of natural organic matter: An XAS Study.

open access: yesEnvironmental Science and Technology, 2019
Arsenic (As) is reported to be effectively sorbed onto natural organic matter (NOM) via thiol coordination and polyvalent metal cation bridged ternary complexation. However, the extent of sorption via complexation with oxygen-containing functional groups
Dr. Ashis Biswas   +5 more
semanticscholar   +1 more source

Arsenate removal from aqueous solutions by cuttlebone/copper oxide nanobiocomposite

open access: yes, 2019
This study aims to illustrate the preparation of a new nanobiocomposite by incorporating copper oxide nanoparticles into cuttlebone matrix (CB/CuO NPs), and it was tested to define how effective it was to adsorb and remove arsenate from aqueous systems ...
Momeni,, S, Ahmadi,, R, Nabipour,, I
core   +1 more source

Unraveling the multifaceted resilience of arsenic resistant bacterium Deinococcus indicus

open access: yesFrontiers in Microbiology, 2023
Arsenic (As) is a toxic heavy metal widely found in the environment that severely undermines the integrity of water resources. Bioremediation of toxic compounds is an appellative sustainable technology with a balanced cost-effective setup.
André G. Gouveia   +10 more
doaj   +1 more source

A Parasitic Arsenic Cycle That Shuttles Energy from Phytoplankton to Heterotrophic Bacterioplankton

open access: yesmBio, 2019
In many regions of the world oceans, phytoplankton face the problem of discriminating between phosphate, an essential nutrient, and arsenate, a toxic analogue.
Stephen J. Giovannoni   +9 more
doaj   +1 more source

Highly Selective Arsenite Sensor Based on Gold Nanoparticles and Ionic Liquids

open access: yesChemosensors, 2023
Here, we report a highly selective arsenite (As(III)) sensor based on gold nanoparticles (AuNPs) and ionic liquids (ILs). AuNPs were citrate-capped with negative charges on their surfaces, and could aggregate and precipitate once electrolytes were ...
Xuan Hao Lin   +2 more
doaj   +1 more source

Evaluation of natural goethite on the removal of arsenate and selenite from water.

open access: yesJournal of Environmental Science, 2019
Elevated arsenic and selenium concentrations in water cause health problems to both humans and wildlife. Natural and anthropogenic activities have caused contamination of these elements in waters worldwide, making the development of efficient cost ...
A. Jacobson, M. Fan
semanticscholar   +1 more source

Integrated high‐throughput phenomics and transcriptomics uncover the transcriptional mechanisms underlying rice responses to elevated CO2 concentration and cadmium stress

open access: yesiMetaOmics, EarlyView.
Developing crop varieties with reduced cadmium (Cd) accumulation under elevated carbon dioxide (eCO2) requires hub gene identification and elucidation of its transcriptional mechanisms. Here, we acquired high‐throughput phenotyping of the rice cultivar Nipponbare across six key developmental stages under Cd stress and three eCO2 concentrations.
Weijun Guo   +10 more
wiley   +1 more source

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