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Posted on28/02/2012Technical

Assessment of reference ranges for blood Cu, Mn, Se and Zn in a selected Italian population

by chemwatch

This study investigated the reference ranges for blood Cu, Mn, Se and Zn of 215 adult subjects non-occupationally exposed and living in the Nuoro province…

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Posted on28/02/2012Technical

Use of hair mineral analysis in the assessment of orthodontic patients’ exposure to metals

by chemwatch

In this study, the levels of Co, Cr, Cu, Fe, Ni, Ti, and Si were detected by inductively coupled plasma-optical emission spectrometry in hair samples…

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Posted on28/02/2012Technical

In which regions is breast-feeding safer from the impact of toxic elements from the environment?

by chemwatch

Owing to its unique nutritional and immunological characteristics, breast milk is the most important food source for infants. But, children are at greater risk for…

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Posted on28/02/2012Technical

Dioxin exposure and cancer risk in the Seveso Women’s Health Study. ~w2012-02-28

by chemwatch

2,3,7,8-Tetrachlorodibenzo-paradioxin (TCDD), a widespread environmental contaminant, disrupts multiple endocrine pathways. The International Agency for Research on Cancer classified TCDD as a known human carcinogen, based…

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Posted on28/02/201228/06/2018Technical

Determinants of Captan Air and Dermal Exposures among Orchard Pesticide Applicators in the Agricultural Health Study

by chemwatch

This study identified and quantified determinants of captan exposure among 74 private orchard pesticide applicators in the Agricultural Health Study (AHS). To adjust an algorithm…

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Posted on28/02/2012Technical

Validity and Reliability of Exposure Assessors’ Ratings of Exposure Intensity by Type of Occupational Questionnaire and Type of Rater

by chemwatch

In epidemiological studies that rely on professional judgment to assess occupational exposures, the raters’ accurate assessment is vital to detect associations. During the present study,…

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Posted on28/02/201228/06/2018Technical

Exposure to Flame Retardants in Electronics Recycling Sites

by chemwatch

Waste electrical and electronic equipment (WEEE) contains various hazardous substances such as flame retardants (FRs). Inhalation exposures to many FRs simultaneously among WEEE recycling site…

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Posted on28/02/201228/06/2018Technical

Levels of toxic chemical elements in organisms of state fire-fighting service employees

by chemwatch

In this study, the authors undertook an analysis of the concentration of toxicant chemical elements in fire-fighters in Saint-Petersburg. Ninety men working at the State…

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Posted on28/02/2012Technical

Pulmonary function and oxidative stress in workers exposed to styrene in plastic factory: occupational hazards in Styrene-exposed plastic factory workers stress in occupationally exposed workers in plastic factory.

by chemwatch

stress in occupationally exposed workers in plastic factory. Styrene is a volatile organic compound used in factories for synthesis of plastic products. The pneumotoxicity of…

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Posted on28/02/201228/06/2018Technical

Aldo-Keto Reductases Protect Lung Adenocarcinoma Cells from the Acute Toxicity of B[a]P-7,8-trans-Dihydrodiol

by chemwatch

Tobacco smoke exposure stimulates the expression of genes that are likely to be involved in the metabolism of its combustion products such as polycyclic aromatic…

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Posted on28/02/2012Technical

Mangiferin attenuates methylmercury induced cytotoxicity against IMR-32, human neuroblastoma cells by the inhibition of oxidative stress and free radical scavenging potential

by chemwatch

Mangiferin (MGN), a C-glucosylxanthone was investigated for its ability to protect against methylmercury (MeHg) induced neurotoxicity by employing IMR-32 (human neuroblastoma) cell line. MTT [3-(4,5-dimethylthiazol-2-yl)-2,5-diphenyltetrazolium…

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Posted on28/02/2012Technical

Modelling Spatial Variations of Black Carbon Particles in an Urban Highway-Building Environment

by chemwatch

This study investigated pollutant transport in a highway building environment by combining field measurement and numerical simulations. The Comprehensive Turbulent Aerosol Dynamics and Gas Chemistry…

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Posted on28/02/2012Technical

Characteristics of particulate matter and metals in the ambient air from a residential area in the largest industrial city in Korea

by chemwatch

This study investigated the characteristics of mass size distributions and metallic elements in the airborne particulate matter from an urban, residential area in Ulsan, Korea.…

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Posted on27/02/2012Technical

Nano-silicon dioxide toxicological characterisation on two human kidney cell lines

by chemwatch

Silicon dioxide nano-particles (n-SiO2) have recently encountered a wide variety of applications in medicine or engineering but their toxicology effects are poorly understood. In this…

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Posted on27/02/2012Technical

Activation of 4-aminobiphenyl mediated by 5-lipoxygenase and DNA damage in human bronchial epithelial cells

by chemwatch

The effect of 4-aminobiphenyl (4-ABP) on 5-lipoxygenase (5-LOX) protein expression, cytotoxicity, and DNA damage in human bronchial epithelial (HBE) cells was studied to provide evidence…

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Posted on27/02/201228/06/2018Technical

Halogenated Phenolic Contaminants Inhibit the In Vitro Activity of the Thyroid-Regulating Deiodinases in Human Liver

by chemwatch

Halogenated contaminants, particularly brominated flame retardants, disrupt circulating levels of thyroid hormones (THs) and potentially affecting growth and development. Disruption may be mediated by impacts…

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Posted on27/02/2012Technical

Polycyclic aromatic hydrocarbons impair function of â2-adrenergic receptors in airway epithelial and smooth muscle cells

by chemwatch

Incomplete combustion produces a pollutant mixture that includes polycyclic aromatic Hydrocarbons (PAHs). Previous work by the Columbia centre for Children’s Environmental Health (CCCEH) and others…

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Posted on27/02/201228/06/2018Technical

Application of health risk assessment method for geological environment at national and regional scales

by chemwatch

Health risk (defined as possible or probable human health damage, illness, or death due to exposure to environmental risk factors) was derived for a geological…

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Posted on27/02/2012Technical

Effects of disease control by fungicides on greenhouse gas emissions by UK arable crop production

by chemwatch

The UK government has published plans to reduce the country’s agricultural greenhouse gas (GHG) emissions. At the same time, the goal of global food security…

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Posted on27/02/2012Technical

Development of Korean hydrogen fuelling station codes through risk analysis

by chemwatch

Preliminary results of inventories of exposure scenarios for nano-materials have indicated possible dermal exposure. Within the NANOSH project focused on occupational safety and health aspects…

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