Showing 3016-3030 of 3347
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Determinants of serum concentrations of perfluoroalkyl acids (PFAAs) in school children and the contribution of low-level PFAA-contaminated drinking water
Science
18 Feb 2020 | Environ Sci Process Impacts
The drinking water variable was found to be 16% (PFOA) to 78% (PFHxS) of the variation in serum PFAA concentrations, suggesting that low-level-contaminated drinking water is a significant source of exposure for children in Sweden.
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Combined effects and toxicological interactions of perfluoroalkyl and polyfluoroalkyl substances mixtures in human liver cells (HepG2)
Science
18 Feb 2020 | Environ. Poll.
The combined effects of 6 PFAS were found to cause increased health harm compared to 1 PFAS alone.
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Global list of PFAS Guideline Values
Science
18 Feb 2020
A global compilation of PFAS guideline values for water, soil, and other matrices, as well as total daily intakes and blood health values.
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Elevated levels of per- and polyfluoroalkyl substances in Cape Fear River Striped Bass (Morone saxatilis) are associated with biomarkers of altered immune and liver function
Science
18 Feb 2020 | Environ Int
The elevated PFAS concentrations found in the striped bass indicated poor liver and immune system function.
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UArizona granted $1.5M to study firefighters’ health risks
News
15 Feb 2020 | KTAR.COM
Researchers will be testing the blood and urine of firefighters to determine the precise amounts of PFAS in their bodies, along with zeroing in on the best practices for limiting overall exposure to the potentially harmful chemicals.
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Sulfur Hexafluoride (SF6) Plasma Treatment of Medical Grade Poly(methyl methacrylate)
Science
13 Feb 2020 | Coatings
A PFAS coating was applied to an optical device which is laid directly on the eyeball to increase device longevity.
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Fecal Excretion of Perfluoroalkyl and Polyfluoroalkyl Substances in Pets from New York State, United States
Science
13 Feb 2020 | Environ Sci Technol. Let.
The estimated daily fecal excretion suggested that both dogs and cats are exposed to some PFASs at doses above the provisional minimum risk level recommended for humans.
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Assessing the Effectiveness of Point-of-Use Residential Drinking Water Filters for Perfluoroalkyl Substances (PFASs)
Science
12 Feb 2020 | Environ Sci Technol. Let.
PFAS removal efficiency was dependent on chain length, with long-chain PFASs (∼60–70% removal) being more efficiently removed than short-chain PFASs (∼40% removal).
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New PFAS toxic chemical injury cases against DuPont being tried in Columbus federal court
News
12 Feb 2020 | The Columbus Dispatch
Thousands of people were awarded millions of dollars from DuPont de Nemours, Inc. in a settlement after their drinking water was contaminated. However, now about 60 people who have since developed testicular and kidney cancers are suing the company in hopes of getting compensation.
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Prenatal exposure to 11 perfluoroalkyl substances and fetal growth: A large-scale, prospective birth cohort study
Science
12 Feb 2020 | Environ Int
Maternal exposure to PFAS was associated with decreased birth size in infants.
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Transplacental Transfer of Per- and Polyfluoroalkyl Substances Identified in Paired Maternal and Cord Sera Using Suspect and Non-Target Screening
Science
12 Feb 2020 | Environ. Sci. Technol.
10 legacy and 19 novel PFAS were found to efficiently cross the placental barrier from mother to child.
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Contaminants, prolactin and parental care in an Arctic seabird: Contrasted associations of perfluoroalkyl substances and organochlorine compounds with egg-turning behavior
Science
12 Feb 2020 | Gen. Comp. Endocrinol.
Increased levels of PFAS were associated with lowered nutrition levels and angular changes in birds.
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Study says water filters may not block some harmful compounds
News
7 Feb 2020 | North Carolina Public Radio
While filters are an option, "the real goal should be control of PFAS contaminants at their source," said Detlef Knappe of N.C. State University.
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Mark Ruffalo tells Europeans on the environment: “You guys are the heroes now”
News
5 Feb 2020 | META
“Industry should not be allowed to sell substances before they are proven safe, but it does… Our children should not be born contaminated with toxic substances, but they are. The EU needs to get a grip on a reckless chemical industry, fast,” said EU Environment Commissioner Virginijus Sinkevičius.
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Legacy and emerging semi-volatile organic compounds in sentinel fish from an arctic formerly used defense site in Alaska
Science
4 Feb 2020 | Environ. Poll.
Chemical patterns and distributions in native Alaskan fish species suggest strong local sources of PBDEs and PFAS from decommissioned military sites.