Showing 2431-2445 of 2684
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Insights into the Uptake, Translocation and Transformation Mechanisms of Perfluorophosphinates and Perfluorophosphonates in Wheat (Triticum aestivum L.)
Science
10 Dec 2019 | Environ. Sci. Technol.
Exposure to PFPiAs in roots caused increased accumulation of more persistent PFPAs in the stalk and leaves of wheat.
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Subacute dermal toxicity of perfluoroalkyl carboxylic acids: comparison with different carbon-chain lengths in human skin equivalents and systemic effects of perfluoroheptanoic acid in Sprague Dawley rats
Science
10 Dec 2019 | Arch. Toxicol.
PFCA found to have adverse effects on major organs with systemic dermal exposure in high concentrations.
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Characterization of the chemical contents of fluorinated and fluorine-free firefighting foams using a novel workflow combining non-target screening and total fluorine analysis
Science
10 Dec 2019 | Environ. Sci. Technol.
Firefighting foams marketed as PFAS-Free was found not to contain fluorine.
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Bioaccumulation and human exposure of perfluoroalkyl acids (PFAAs) in vegetables from the largest vegetable production base of China
Science
10 Dec 2019 | Environ Int
PFAS found to bioaccumulate in vegetables leading to increased amounts in preschool-aged children.
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Exposure of adult mice to perfluorobutanesulfonate impacts ovarian functions through hypothyroxinemia leading to down-regulation of Akt-mTOR signaling
Science
10 Dec 2019 | Chemosphere
PFBS found to be associated with decreased production of ovarian hormones and fertility.
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Environmental group laments PFAS provisions missing from federal bill
News
9 Dec 2019 | WAMC
The annual federal defense bill, known as the National Defense Authorization Act, does not include certain provisions that would address PFAS water contamination. A Washington-based nonprofit group accuses Congress of caving on cleaning up the toxic substances.
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Possible Fluorinated Alternatives of PFOS and PFOA: Ready to Go?
Science
9 Dec 2019 | Environ Sci Technol.
A scientific opinion piece regarding the analytical techniques, health concerns, and regulatory challenges regarding fluorinated short-chain alternatives as markets move away from long-chain PFAS.
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High trans-placental transfer of perfluoroalkyl substances alternatives in the matched maternal-cord blood serum: Evidence from a birth cohort study
Science
9 Dec 2019 | Sci. of the Tot. Env.
Short-chain PFAS found to cross the placental barrier at higher rates than long-chain PFAS.
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Temporal Trends in Per- and Polyfluoroalkyl Substances in Bottlenose Dolphins (Tursiops truncatus) of Indian River Lagoon, Florida and Charleston, South Carolina
Science
9 Dec 2019 | Environ Sci Technol.
Regulation and phaseout of specific PFAS linked to the decreasing levels of certain PFAS and rising levels of others in bottlenose dolphins.
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Michigan woman wonders if PFAS caused her family’s cancers
News
5 Dec 2019 | MLive
She wonders if PFAS played a role in her husband’s death from kidney cancer. And if it contributed to her battle with thyroid cancer.
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Government studying widely used chemicals linked to health issues
News
5 Dec 2019 | The New York Times
The federal government has started the first in a series of detailed studies of the impact the chemicals have had on human health.The goal is to determine what role the chemicals, known generally as PFAS, play in a long list of health conditions including thyroid, kidney, liver, cardiovascular and autoimmune diseases, among other ailments.
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Ultra-Short-Chain Perfluoroalkyl Acids Including Trifluoromethane Sulfonic Acid in Water Connected to Known and Suspected Point Sources in Sweden
Science
4 Dec 2019 | Environ Sci Technol.
Firefighting training sites, landfills, and hazardous waste management facilities found to release ultra-short-chain PFAS into the environment and waterways.
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Simultaneous determination of perfluoroalkyl substances and bile acids in human serum using ultra-high-performance liquid chromatography-tandem mass spectrometry
Science
4 Dec 2019 | Anal Bioanal Chem.
This proof of concept study found that the presence of PFAS may negatively affect digestive health.
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Wastewater sources of per- and polyfluorinated alkyl substances (PFAS) and pharmaceuticals in four Canadian Arctic communities
Science
4 Dec 2019 | Sci. Total Environ.
Wastewater was determined to be a significant source of PFAS in the arctic, potentially polluting nearby water sources.
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Perfluoro-octanoic acid impairs sperm motility through the alteration of plasma membrane
Science
4 Dec 2019 | J. Endocrinol. Invest.
PFOA exposure found to limit the mobility of sperm.