Showing 1651-1663 of 1663
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Reduction of hazardous chemicals in Swedish preschool dust through article substitution actions
Science
20 Jun 2019 | Environ Int
By selecting sustainable consumer products in preschools, lower levels of hazardous chemicals were found in dust.
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Development of an oral reference dose for the perfluorinated compound GenX
Science
18 Jun 2019 | J Appl Toxicol
An oral reference dose was developed for GenX to aid risk assessors and regulators in establishing a health-protective drinking water standard.
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Dietary Characteristics and Exposure to Per- and Polyfluoroalkyl Substances Among Pre-diabetic Adults in Diabetes Prevention Program (OR17-06-19)
Science
13 Jun 2019 | Curr Dev Nutr
Diet was determined to be a major route of PFAS exposure with fried fatty-foods containing the most and dark-green vegetables containing the least PFAS.
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Using 2003–2014 U.S. NHANES data to determine the associations between per- and polyfluoroalkyl substances and cholesterol: Trend and implications
Science
30 May 2019 | Ecotoxicology & Environmental Safety.
Researchers linked high levels of PFOA and PFOS to increased total cholesterol.
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Longitudinal analysis reveals early-pregnancy associations between perfluoroalkyl sulfonates and thyroid hormone status in a Canadian prospective birth cohort
Science
28 May 2019 | Environ Int
PFAS exposure linked to endocrine disruption in both mothers during sensitive fetal development in long-term Canadian study.
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In vitro and in silico modeling of perfluoroalkyl substances mixture toxicity in an amphibian fibroblast cell line
Science
21 May 2019 | Chemosphere
Experimental and computational methods were developed to determine the toxicity of mixtures of PFAS.
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Seasonal Variation of Water Quality in Unregulated Domestic Wells
Science
5 May 2019 | Int J Environ Res Public Health
Private wells in the American Southwest determined to exceed the Public Health Advisory levels for PFOA and PFOS.
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Gas-Phase Detection of Fluorotelomer Alcohols and Other Oxygenated Per- and Polyfluoroalkyl Substances by Chemical Ionization Mass Spectrometry
Science
11 Apr 2019 | Environ Sci Technol Lett
U.S. EPA researchers developed a new technique that allows for real-time measurement of airborne PFAS.
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Determination of adsorbable organically bound fluorine (AOF) and adsorbable organically bound halogens as sum parameters in aqueous environmental samples using combustion ion chromatography (CIC)
Science
6 Apr 2019 | Sci. Total Environ.
The use of combustion ion chromatography as a screening test was used to detect PFAS before the use of LC-MS/MS.
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Comparative Hepatotoxicity of Novel PFOA Alternatives (Perfluoropolyether Carboxylic Acids) on Male Mice
Science
22 Mar 2019 | Environ. Sci. Technol.
A comparison of the potential for liver toxicity of PFECAs (e.g., PFO2HxA, PFO3OA, and PFO4DA) with PFOA in male mice.
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Levels, accumulation patterns and retrospective trends of perfluoroalkyl acids (PFAAs) in terrestrial ecosystems over the last three decades
Science
3 Jan 2019 | Environ. Pollut.
PFAAs are still detectable in the environment and concentrations of other PFAAs as perfluorobutanoic acid appear to be increasing over the past 30 years.
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Reconnaissance of Mixed Organic and Inorganic Chemicals in Private and Public Supply Tapwaters at Selected Residential and Workplace Sites in the United States
Science
21 Nov 2018 | Env. Sci. & Tech.
USGS scientists tested 25 tap water sources from across the U.S. detecting PFAS in 84%, although some at low levels.
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Reconstructing the Composition of Per- and Polyfluoroalkyl Substances in Contemporary Aqueous Film-Forming Foams
Science
1 Mar 1921 | Environ Sci Technol Lett
A combination of methods can accurately assign the total PFAS mass attributable to AFFF in an aqueous sample with differentiation of gross precursor classes and identification of major precursor species.