Showing 3331-3345 of 3866
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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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CA DTSC: Treatments Containing PFAS for Use on Converted Textiles or Leathers Workshop
Events
9 Dec 2019
This workshop can be attended in person or via a webcast. Please note that California's DTSC is also seeking public input on this topic.
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House Democrats pull key PFAS provisions from defense bill
News
6 Dec 2019 | Politico
House Armed Services Chairman Adam Smith (D-Wash.) and Energy and Commerce Chairman Frank Pallone (D-N.J.) have pulled from negotiations the provisions that would force the cleanup of the chemicals PFOA and PFOS under the Superfund law and to regulate them in drinking water. The Superfund provision, in particular, had been a major source of tension as House and Senate negotiators seek to finalize a deal on the defense bill this week.
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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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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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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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Effect of Sample Storage on the Quantitative Determination of 29 PFAS: Observation of Analyte Interconversions during Storage
Science
4 Dec 2019 | Environ Sci Technol.
Scientists studied the stability of PFAS in water and linked it to exposure processes.
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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.