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.
Distribution of perfluorooctane sulfonate in mice and its effect on liver lipidomic
16 Mar 2021 | Talanta
PFOS exposure was associated with decreased liver function.
PFAS soil and groundwater contamination via industrial airborne emission and land deposition in SW Vermont and Eastern New York State, USA
15 Mar 2021 | Environ Sci Process Impacts
Air-emitted PFAS can contaminate groundwater and soil in areas outside of those normally considered down-gradient of a source with respect to regional groundwater flow.
Exposure to Perfluoroalkyl Substances and Mortality for COVID-19: A Spatial Ecological Analysis in the Veneto Region (Italy)
12 Mar 2021 | Int. J. Environ. Res. Public Health
Residents of Veneto, Italy, an area with historic PFAS contamination in drinking water, had a higher mortality risk for COVID-19.
Nontargeted Discovery of Novel Contaminants in the Great Lakes Region: A Comparison of Fish Fillets and Fish Consumers
10 Mar 2021 | Environ Sci Technol
48 ubiquitous PoFTOHs in both fish fillet and serum of fish consumers suggesting a region-wide distribution of this class of compounds.