Migration histories and perfluoroalkyl acid (PFAA) loads in an estuarine fish: A novel union of analyses to understand variation in contaminant concentrations
3 Mar 2021 | Environ Pollut
This study highlights how mineral particles can be employed to examine links between contaminant concentrations in fish, and their recent migration history.
Emerging contaminants, coerced ignorance and environmental health concerns: The case of per- and polyfluoroalkyl substances (PFAS)
2 Mar 2021 | Sociol Health Illn
Specifically, we analyze corporate and political officials' production of "coerced ignorance" surrounding PFAS and residents' perception of environmental and health concerns under conditions of uncertainty.
Trap-Induced Dense Monocharged Perfluorinated Electret Nanofibers for Recyclable Multifunctional Healthcare Mask
2 Mar 2021 | ACS Nano
PFAS was used to create a durable and long-lasting recyclable mask for healthcare providers.
Per- and polyfluoroalkyl substances and calcifications of the coronary and aortic arteries in adults with prediabetes: Results from the diabetes prevention program outcomes study
2 Mar 2021 | Environ Int
Prediabetic adults with higher plasma concentrations of select PFAS had a higher risk of heart disease.
Associations between perfluoroalkyl acids in serum and lead and mercury in whole blood among US children aged 3-11 years
2 Mar 2021 | Environ Sci Pollut Res Int
Statistically significant associations between concentrations of each PFAA and blood lead were observed, leading to possible synergistic toxicity.
Fabrication of a near-infrared excitation surface molecular imprinting ratiometric fluorescent probe for sensitive and rapid detecting perfluorooctane sulfonate in complex matrix
2 Mar 2021 | J Hazard Mater
A PFAS detecting probe was developed for PFOS determination in surface water, human serum, and egg samples across a range of different pHs.
Time trends of persistent organic pollutants (POPs) and Chemicals of Emerging Arctic Concern (CEAC) in Arctic air from 25 years of monitoring
2 Mar 2021 | Sci Total Environ
PFHxS, PFCAs, and 6:2 fluorotelomer alcohol were found to have consistent or increasing levels over the monitoring period.
Reconstructing the Composition of Per- and Polyfluoroalkyl Substances in Contemporary Aqueous Film-Forming Foams
1 Mar 2021 | Environ Sci Technol Lett
A combination of methods can accurately assign the total PFAS mass attributable to AFFF in an aqueous sample with differentiation of gross precursor classes and identification of major precursor species.
Cross-Flow Treatment of PFAS in Water: Materials Challenges and Potential Solutions
23 Feb 2021 | Acc. Mater. Res.
Thin-film composite membranes have shown highly efficient in removing PFAS from contaminated water.
Exposure to perfluoroalkyl substances and blood pressure in pregnancy among 1436 women from the Odense Child Cohort
23 Feb 2021 | Env Int
PFAS exposure was found to have potential long-term health implications for both the mother and the child.
Environmental occurrence and biotransformation of perfluoroalkyl carboxylic acid precursors: Fluorotelomer alcohols
23 Feb 2021 | Env. Chem.
In this paper, the sources and physicochemical properties of FTOHs were introduced, the analytical methods and environmental occurrence of FTOHs were reviewed, and the biotransformation processes and toxic mechanisms of FTOHs were analyzed.
Quantifying Interferent Effects on Molecularly Imprinted Polymer Sensors for Per- and Polyfluoroalkyl Substances (PFAS)
23 Feb 2021 | Anal Chem
A molecularly imprinted polymer electrode was developed for the detection of PFOS and explored the electrode surface and the effects of interfering molecules.
Temporal Trends of Per- and Polyfluoroalkyl Substances in Delaware River Fish, USA
23 Feb 2021 | Integr Environ Assess Manag
Significant decreases in PFNA and PFUnA concentrations were observed in fish fillet from the tidal river during the timeframe of the study, changes in concentrations of other PFAS in tidal and nontidal fish were less substantial.
Perfluorooctanesulfonate and perfluorooctanoate exacerbate airway inflammation in asthmatic mice and in vitro
23 Feb 2021 | Sci Total Environ
PFAS exposure decreased mice’s ability to regulate inflammation in their respiratory organs.
Evaluation of published bioconcentration factor (BCF) and bioaccumulation factor (BAF) data for per- and polyfluoroalkyl substances across aquatic species
23 Feb 2021 | Environ Toxicol Chem
In general, carbonyl and sulfonyl PFAS classes are relatively data-rich while phosphate, fluorotelomer, and ether PFAS classes are data-limited for fish and nonexistent for most other taxonomic classes.