The First Quantitative Investigation of Compounds Generated from PFAS, PFAS-containing Aqueous Film-forming Foams and Commercial Fluorosurfactants in Pyrolytic Processes
13 Jun 2022 | J. Hazard. Mater.
Pyrolysis of AFFF and fluorosurfactant samples resulted in the formation of 1,4-dioxane, benzene, and other non-fluorinated compounds, as well as fluorinated volatile compounds, suggesting the uncontrolled heating of PFAS is harmful to the environment and human health.
Occurrence, distribution, and input pathways of per-and polyfluoroalkyl substances in soils near different sources in Shanghai
13 Jun 2022 | Environ. Pollut.
Many PFAS were detected throughout soils, with highest concentrations near fire stations and industrial areas.
Per-and Polyfluoroalkyl Substances (PFAS) and Incident Hypertension in Multi-Racial/Ethnic Women: The Study of Women’s Health Across the Nation
13 Jun 2022 | Hypertension
Several PFAS including a mixture showed positive associations with hypertension, suggesting that PFAS exposure could be an underappreciated contributing factor to cardiovascular disease risk.
Evaluating maternal exposure to an environmental per and polyfluoroalkyl substances (PFAS) mixture during pregnancy: Adverse maternal and fetoplacental effects in a New Zealand White (NZW) rabbit model
13 Jun 2022 | Sci Total Environ
Exposure in a model species to an environmentally-relevant PFAS mixture resulted in maternal effects including weight gain, renal injury, and signs of hypertension, as well as sex-specific placental changes.
Novel per- and polyfluoroalkyl substances in an active-use C6-based aqueous film forming foam
9 Jun 2022 | J. Hazard. Mater.
A combination of PFAS measurement methods were combined to find multiple previously unknown PFAS present in AFFF.
Is the use of paper food contact materials treated with per- and polyfluorinated alkyl substances safe for high-temperature applications? – Migration study in real food and food simulants
6 Jun 2022 | Food Chemistry
Several PFAS migrated from paper-based food contact materials into real food, contributing significantly to tolerable weekly intake.
Estimated daily intake of per- and polyfluoroalkyl substances related to different particle size fractions of house dust
6 Jun 2022 | Chemosphere
Children’s estimated daily intake for the sum of PFOA, PFNA, PFHxS, and PFOS from house dust exposure is close to the tolerable weekly intake value presented by the European Union.
Perturbation of the gut microbiome in wild-caught freshwater turtles (Emydura macquarii macquarii) exposed to elevated PFAS levels
6 Jun 2022 | Sci Total Environ
Impacted turtles had a 60-fold increase in serum PFAS concentrations and displayed indicators of an altered gut microbiome, consistent with stress and inflammation.
Per- and polyfluoroalkyl substances (PFAS) exposure in women seeking in vitro fertilization-embryo transfer treatment (IVF-ET) in China: Blood-follicular transfer and associations with IVF-ET outcomes
6 Jun 2022 | Sci Total Environ
Based on their physicochemical properties, many PFAS can easily cross the blood-follicle barrier, but there was no significant association between PFAS concentrations and select in vitro fertilization outcomes.
Co-exposure to perfluoroalkyl acids and heavy metals mixtures associated with impaired kidney function in adults: A community-based population study in China
6 Jun 2022 | Sci Total Environ
Co-exposure to PFAS and heavy metals was associated with reduced kidney function, especially due to As, Sr, and PFHpS.
Early-pregnancy plasma per- and polyfluoroalkyl substance (PFAS) concentrations and hypertensive disorders of pregnancy in the Project Viva cohort
6 Jun 2022 | Environ Int
Exposure to certain PFAS may increase the odds of gestational hypertension during pregnancy, with potential implications for maternal and child health outcomes.
Dietary Perfluorohexanoic Acid (PFHxA) Exposures in Juvenile Zebrafish Produce Subtle Behavioral Effects across Generations
4 Jun 2022 | Toxics
PFHxA juvenile dietary exposure induced abnormal adult behavior and anxiety in a multigenerational human model species.
Application of soil amendments for reducing PFAS leachability and bioavailability
1 Jun 2022 | Environ. Pollut.
Through the use of commercially-available soil additives, the mobility and potential exposure to soil-borne PFAS was decreased by 98%.
Extraction of Chemical Structures from Literature and Patent Documents using Open Access Chemistry Toolkits: A Case Study with PFAS
1 Jun 2022 | Comput. Theor. Chem.
This work extracted ~1.7 M PFAS from patents and ~27 K from repositories to better understand how chemical structures are being normalized and communicated.
Are resource recovery insects safe for feed and food? A screening approach for bioaccumulative trace organic contaminants
1 Jun 2022 | Sci. Total Environ.
Four PFAS (PFBA, PFOA, PFBS, and PFOS) did not bioaccumulate in larvae, and non-target analysis revealed emerging PFAS present in larvae and almond hulls.