Results 111 to 120 of about 37,464 (275)

EMT and stem cell-like properties associated with HIF-2α are involved in arsenite-induced transformation of human bronchial epithelial cells.

open access: yesPLoS ONE, 2012
BackgroundArsenic is well-established as a human carcinogen, but the molecular mechanisms leading to arsenic-induced carcinogenesis are complex and elusive.
Yuan Xu   +9 more
doaj   +1 more source

Arsenite Effects on Mitochondrial Bioenergetics in Human and Mouse Primary Hepatocytes Follow a Nonlinear Dose Response

open access: yesOxidative Medicine and Cellular Longevity, 2017
Arsenite is a known carcinogen and its exposure has been implicated in a variety of noncarcinogenic health concerns. Increased oxidative stress is thought to be the primary cause of arsenite toxicity and the toxic effect is thought to be linear with ...
Hemantkumar Chavan   +6 more
semanticscholar   +1 more source

Acetylcholinesterase: inhibition by tetranitromethane and arsenite. Binding of arsenite by tyrosine residues.

open access: yesJournal of Biological Chemistry, 1985
Tetranitromethane inhibits acetylcholinesterase with respect to the hydrolysis of both acetylthiocholine and indophenyl acetate. The loss of activity with indophenyl acetate, a poor substrate, is preceded by an increase in enzyme activity. Only 12 of the 21 tyrosine residues/monomer of enzyme are susceptible to nitration.
J D, Page, I B, Wilson
openaire   +2 more sources

Metabolic energy from arsenite oxidation in Alcaligenes faecalis

open access: yes, 2003
The aerobic soil bacterium, Alcaligenes faecalis, survives in cultures containing greater than 10 g/L of aqueous arsenic. Toleration of arsenite occurs by the enzymatic oxidation of arsenite (As$^{\rm III}$), to the less toxic arsenate (As$^{\rm V}$). In
B.K. Zeider, M. Love, G.L. Anderson
core   +1 more source

Development of low-cost iron mixed porous pellet adsorbent by mixture design approach and its application for arsenate and arsenite adsorption from water

open access: yesAdsorption Science & Technology, 2018
In this study, natural clay, iron oxide, and iron powder were combined to develop low-cost iron mixed porous pellet adsorbent for arsenate and arsenite removal from aqueous solution in batch experiments.
Borano Te   +3 more
doaj   +1 more source

A Review of the Vibrational Spectroscopic Studies of Arsenite, Antimonite, and Antimonate Minerals

open access: yes, 2010
This review focuses on the vibrational spectroscopy of the compounds and minerals containing the arsenite, antimonite and antimonate anions.
Bahfenne, Silmarilly, Frost, Ray L.
core   +1 more source

Silymarin protects plasma membrane and acrosome integrity in sperm treated with sodium arsenite

open access: yesIranian Journal of Reproductive Medicine, 2016
Background: Exposure to arsenic is associated with impairment of male reproductive function by inducing oxidative stress. Silymarin with an antioxidant property scavenges free radicals. Objective: The aim of this study was to investigate if silymarin can
Farzaneh Eskandari, Hamid Reza Momeni
doaj  

Photocatalytic oxidation of arsenite in TiO2 suspension: Kinetics and mechanisms

open access: yes, 2018
Arsenite [As(III)] and arsenate [As(V)] are highly toxic aquatic contaminants Since arsenite is more mobile in natural waters and less efficiently removed in adsorption/coagulation processes than arsenate the oxidation of arsenite to arsenate is ...
Choi, W, Lee, H
core   +1 more source

. Protective role of green tea (Camellia sinensis) hydroalcholic extract on sperm parameters and testicular tissue in NMRI mice exposed to sodium arsenite

open access: yesمجله دانشگاه علوم پزشکی بیرجند, 2015
Background and Aim: Sodium arsenite is an environmental pollutant with the capacity of generating free radicals and tissue damage. The aim of the current study was to investigate the effect of green tea extract (GTE), as an antioxidant, on sperm ...
Mohammad Ali Shariatzadeh   +1 more
doaj  

Biological arsenite oxidation with nitrate as sole electron acceptor

open access: yes, 2017
The potential of anoxic biological arsenite oxidation with nitrate as the sole electron acceptor was tested by using the acclimatized activated sludge which was chronically exposed under arsenite and nitrate coexisted aquatic environment.
Christophe Dagot (1935703)   +5 more
core   +1 more source

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