نتایج جستجو برای: arsenic toxicity

تعداد نتایج: 133747  

2010
Matilda O. Johnson Hari H.P. Cohly Raphael D. Isokpehi Omotayo R. Awofolu

Arsenic is a naturally occurring toxic metal and its presence in food could be a potential risk to the health of both humans and animals. Prolonged ingestion of arsenic contaminated water may result in manifestations of toxicity in all systems of the body. Visual Analytics is a multidisciplinary field that is defined as the science of analytical reasoning facilitated by interactive visual inter...

Journal: :Bulletin of the National Research Centre 2023

Abstract Background Arsenic toxicity in humans is well recognized. It has been classified as a class I human carcinogen by the International Agency of Research on Cancer. enters body mainly through drinking water, dermal contact, food chain, and inhalation. The Gangetic belt India considered one most arsenic-affected sites India. Health risk assessment population exposed to arsenic water import...

Journal: :Data in brief 2015
Aminur Rahman Noor Nahar Neelu N Nawani Jana Jass Sibdas Ghosh Björn Olsson Abul Mandal

Previously, we reported an arsenic resistant bacterium Lysinibacillus sphaericus B1-CDA, isolated from an arsenic contaminated lands. Here, we have investigated its genetic composition and evolutionary history by using massively parallel sequencing and comparative analysis with other known Lysinibacillus genomes. Assembly of the sequencing reads revealed a genome of ~4.5 Mb in size encompassing...

2016
Amy Yuntzu-Yen Chen Thomas Olsen

Arsenic-contaminated drinking water presents a serious health hazard in certain geographic locations around the world. Chromated copper arsenate, a pesticide and preservative that was used to pressure treat residential lumber in the United States beginning in the 1940s and was banned by the Environmental Protection Agency in 2003, poses a potential source of arsenic exposure and toxicity. In th...

Objective: The main objective of the current study was to observe the ameliorative effect of Withania somnifera on arsenic-induced testicular toxicity by exploring the crucial parameters such as sperm counts, sperm motility, hormonal assay and lipid peroxidation including histopathology. Materials and Methods: In the present study, arsenic in the form of sodium arsenite was administered orally ...

2004

Arsenic has long been known because of its acute and long-term toxicity. The first indications for the latter came mainly from its medicinal uses for different purposes. Arsenic has effects on widely different organ systems in the body. It has produced serious effects in humans after both oral and inhalation exposure, it has many endpoints, and exposure is widespread all over the world. A pecul...

Journal: :British journal of industrial medicine 1987
M Harper

An attempt has been made to assess the possible occupational exposure to arsenic, lead, and mercury during the Bronze Age. Archaeological, metallurgical, and historical evidence is combined to form a picture of the potential toxic hazards. In the case of arsenic a definite picture emerges of the effect of toxicity as a useful material is abandoned for health reasons on discovery of an acceptabl...

Journal: :European review for medical and pharmacological sciences 2013
V V Mathews M V S Paul M Abhilash A Manju S Abhilash R H Nair

BACKGROUND Arsenic trioxide (As2O3) is an environmental toxicant as well as an effective anti cancer agent against many types of cancers. It is a promising drug for patients with relapsed acute promyelocytic leukaemia (APL), but its clinical efficacy is burdened by the serious cardiac toxicities. AIM The present study was designed to investigate the toxic mechanism of arsenic in cardiac tissu...

To evaluate the protective effect of Zataria multiflora boiss. (Zm) extract against arsenic-induced oxidative damage in rats. Rats were orally treated with various doses of Zm (200, 400, and 600 mg/kg) and sodium arsenite (5.5 mg/ kg), alone or in combination, once daily for 30 consecutive days. Twenty-four hours after the last dose, rats were euthanized, and biochemical studies were conducted ...

Journal: :Toxicological sciences : an official journal of the Society of Toxicology 1999
F Ayala-Fierro D S Barber L T Rael D E Carter

The mechanism of arsine (AsH3) toxicity is not completely understood. In this investigation, we determined AsH3 and arsenite (AsIII) toxicity in Sprague Dawley rat blood, liver, and kidney. In all systems, there were dose- and time-dependent responses. Red blood cells were very susceptible to AsH3 toxicity. This was demonstrated by an immediate intracellular potassium loss and by hemolysis and ...

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