Characterization of an AFFF impacted freshwater environment using total fluorine, extractable organofluorine and suspect per- and polyfluoroalkyl substance screening analysis
23 Mar 2021 | Chemosphere
A tool was developed to close the organofluorine mass balance and to tentatively identify overlooked PFASs in various water sources.
Plasma Concentrations of Per- and Polyfluoroalkyl Substances and Body Composition from Mid-childhood to Early Adolescence
23 Mar 2021 | J Clin Endocrinol Metab
Early-life exposure to some but not all PFAS may be associated with adverse changes in body fat levels.
Sediment quality assessment framework for per- and polyfluoroalkyl substances: results from a preparatory study and REGULATORY IMPLICATIONS
23 Mar 2021 | Integr Environ Assess Manag
PFOS is a suitable indicator of PFAS contamination in sediments from small streams, being the most detected and on average with the highest concentrations among the analyzed PFAS in Switzerland.
N-acetyl cysteine co-treatment abates perfluorooctanoic acid-induced reproductive toxicity in male rats
23 Mar 2021 | Andrologia
N-acetylcysteine suppressed inflammatory responses and remedied PFOA-mediated reproductive injuries in rats.
Development of a Gestational and Lactational Physiologically Based Pharmacokinetic (PBPK) Model for Perfluorooctane Sulfonate (PFOS) in Rats and Humans and Its Implications in the Derivation of Health-Based Toxicity Values
23 Mar 2021 | Environ Health Perspect
This study provides a quantitative tool to aid risk reevaluation of PFOS, especially in sensitive human subpopulations, and it provides a basis for extrapolating to other PFAS.
Perfluorooctanoic acid-induced immunotoxicity via NF-kappa B pathway in zebrafish (Danio rerio) kidney
23 Mar 2021 | Fish Shellfish Immunol
This study expands the understanding of PFOA-induced immunosuppression and suggests that toxicity mechanisms should be considered for further health risk assessment of emerging pollutants.
Occurrence and fate of legacy and novel per- and polyfluoroalkyl substances (PFASs) in freshwater after an industrial fire of unknown chemical stockpiles
23 Mar 2021 | Environ Pollut
Acute high dose exposure to PFASs can result from industrial fires at sites storing or stockpiling PFAS-based waste products.
PFOS dominates PFAS composition in ambient fine particulate matter (PM) collected across North Carolina nearly 20 years after the end of its US production
22 Mar 2021 | Environ Sci Process Impacts
This is the first US study to provide insights into ambient PFAS concentrations in PM2.5.
Chemical Aspects of Human and Environmental Overload with Fluorine
16 Mar 2021 | Chemical Reviews
This comprehensive and critical review focuses on the effects of fluoride ions and organofluorine compounds (mainly pharmaceuticals and agrochemicals) on human health and the environment.
Development and Applications of Novel DGT Passive Samplers for Measuring 12 Per- and Polyfluoroalkyl Substances in Natural Waters and Wastewaters
16 Mar 2021 | Environ Sci Technol
A thin-films passive sampling method was developed for monitoring five PFCAs, five PFSAs, 6:2 FTSA, and GenX in water.
Trends (2005–2016) of perfluoroalkyl acids in top predator fish of the Laurentian Great Lakes
16 Mar 2021 | Sci. Total Environ.
Shoreline development and biosolids amendment likely cause PFAA persistence in fish.
Dietary patterns and PFAS plasma concentrations in childhood: Project Viva, USA
16 Mar 2021 | Environ Int
Children with higher intake of the packaged foods and fish dietary pattern had higher plasma concentrations of all PFAS, particularly MeFOSAA and PFOS.
Per- and polyfluoroalkyl substances and their alternatives in paper food packaging
16 Mar 2021 | Compr Rev Food Sci Food Saf
The difficulty in finding a viable replacement for PFAS chemicals that is cost-effective, fully biodegradable, and environmentally sound underscores the need for more research to improve barrier properties and process economics in food packaging products.
Interactions between Lemna minor (common duckweed) and PFAS intermediates: Perfluorooctanesulfonamide (PFOSA) and 6:2 fluorotelomer sulfonate (6:2 FTSA)
16 Mar 2021 | Chemosphere
FTSA at high concentrations may accumulate in the floating plants and cause adverse effects on the plant's antioxidative defense system.
Risks posed by per- and polyfluoroalkyl substances (PFAS) on the African continent, with an emphasis on aquatic ecosystems
16 Mar 2021 | Integr Environ Assess Manag
As African nations industrialize PFAS contamination is thought to spread.