Altered expression and activity of phase I and II biotransformation enzymes in human liver cells by perfluorooctanoate (PFOA) and perfluorooctane sulfonate (PFOS)
10 Dec 2019 | Toxicology
PFOA and PFOS found to inhibit the body's ability to breakdown and absorb nutrients.
Indoor exposure to per- and polyfluoroalkyl substances (PFAS) in the childcare environment
10 Dec 2019 | Environ. Poll.
Dust samples were found to contain high concentrations of neutral FTOHs while sleeping mats contained FOSAs and FOSEs.
Insights into the Uptake, Translocation and Transformation Mechanisms of Perfluorophosphinates and Perfluorophosphonates in Wheat (Triticum aestivum L.)
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.
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
10 Dec 2019 | Arch. Toxicol.
PFCA found to have adverse effects on major organs with systemic dermal exposure in high concentrations.
Characterization of the chemical contents of fluorinated and fluorine-free firefighting foams using a novel workflow combining non-target screening and total fluorine analysis
10 Dec 2019 | Environ. Sci. Technol.
Firefighting foams marketed as PFAS-Free was found not to contain fluorine.
Bioaccumulation and human exposure of perfluoroalkyl acids (PFAAs) in vegetables from the largest vegetable production base of China
10 Dec 2019 | Environ Int
PFAS found to bioaccumulate in vegetables leading to increased amounts in preschool-aged children.
Exposure of adult mice to perfluorobutanesulfonate impacts ovarian functions through hypothyroxinemia leading to down-regulation of Akt-mTOR signaling
10 Dec 2019 | Chemosphere
PFBS found to be associated with decreased production of ovarian hormones and fertility.
Possible Fluorinated Alternatives of PFOS and PFOA: Ready to Go?
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.
High trans-placental transfer of perfluoroalkyl substances alternatives in the matched maternal-cord blood serum: Evidence from a birth cohort study
9 Dec 2019 | Sci. of the Tot. Env.
Short-chain PFAS found to cross the placental barrier at higher rates than long-chain PFAS.
Temporal Trends in Per- and Polyfluoroalkyl Substances in Bottlenose Dolphins (Tursiops truncatus) of Indian River Lagoon, Florida and Charleston, South Carolina
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.
[Online Tool] TEDX PFAS Systematic Evidence Map
5 Dec 2019
The Endocrine Disruption Exchange presents its "PFAS Systematic Evidence Map," an interactive database to help end-users assess the large quantity of PFAS literature.
Ultra-Short-Chain Perfluoroalkyl Acids Including Trifluoromethane Sulfonic Acid in Water Connected to Known and Suspected Point Sources in Sweden
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.
Effect of Sample Storage on the Quantitative Determination of 29 PFAS: Observation of Analyte Interconversions during Storage
4 Dec 2019 | Environ Sci Technol.
Scientists studied the stability of PFAS in water and linked it to exposure processes.
Simultaneous determination of perfluoroalkyl substances and bile acids in human serum using ultra-high-performance liquid chromatography-tandem mass spectrometry
4 Dec 2019 | Anal Bioanal Chem.
This proof of concept study found that the presence of PFAS may negatively affect digestive health.
High throughput UHPLC MS/MS measurement of Per and Poly Fluorinated Alkyl Substances (PFAS) in human serum
4 Dec 2019 | J Anal Toxicol
A new detection method was developed and used to understand PFAS exposure in Kentucky residents.