Release of soil colloids during flow interruption increases the pore-water PFAS concentration in saturated soil

11 May 2021 | Env Poll

Removal of colloids from water samples can underestimate PFAS concentration.

Occurrence, profiles, and ecotoxicity of poly- and perfluoroalkyl substances and their alternatives in global apex predators: A critical review

11 May 2021 | J of Env Sci

PFOS was the dominant PFAS found in the top predators, followed by PFUnDA, and the proportions of odd C-chain length PFCAs were higher than adjacent even C-chain length PFCAs.

Significant Reductive Transformation of 6:2 Chlorinated Polyfluorooctane Ether Sulfonate to Form Hydrogen-Substituted Polyfluorooctane Ether Sulfonate and Their Toxicokinetics in Male Sprague-Dawley Rats

11 May 2021 | Environ Sci Technol

The toxicokinetic properties determined for 6:2 Cl-PFESA and 6:2 H-PFESA in blood and urine were found to be structure and dose-dependent.

Spatial and temporal baseline of perfluorooctanesulfonic acid retained in sediment core samples from Puget Sound, Washington, USA

11 May 2021 | Mar Pollut Bull

Sediments adjacent to Seattle, WA, had the largest PFOS flux, beginning in 1959.

Associations of perfluorooctane sulfonate alternatives and serum lipids in Chinese adults

11 May 2021 | Environ Int

Cl-PFESAs are adversely associated with serum lipid levels, and that such associations are also observed in legacy PFAS.

N-Acetyl cysteine abates hepatorenal toxicities induced by perfluorooctanoic acid exposure in male rats.

11 May 2021 | Environ Toxicol Pharmacol

A common antioxidant was found to alleviate inflammation caused by PFOA.

Perfluoroalkyl substances in drinking water sources along the Yangtze River in Jiangsu Province, China: Human health and ecological risk assessment

11 May 2021 | Ecotoxicol Environ Saf

PFOS, PFOA, and PFBS induced considerable risk on human health and aquatic species.

Biomonitoring: A tool to assess PFNA body burdens and evaluate the effectiveness of drinking water intervention for communities in New Jersey

10 May 2021 | Int. J. Hyg. Environ. Health

PFNA half-life was estimated ~3.5 years from this unique biomonitoring study.

Per and polyfluoroalkyl substances (PFAS) at high concentrations in neonatal Australian pinnipeds

5 May 2021 | Sci. Tot. Env.

The geographical foraging range is the suspected factor for interspecies differences in marine mammals.

Prevalence and Predictors of Per- and Polyfluoroalkyl Substances (PFAS) Serum Levels among Members of a Suburban US Volunteer Fire Department

5 May 2021 | Int J Environ Res Public Health

Serum levels of both PFDA and PFDoA were positively associated with years of firefighting.

Serum concentrations of per−/polyfluoroalkyl substances and risk of type 2 diabetes: A case-control study

4 May 2021 | Sci. Tot. Env.

PFHxS and PFHpA exposure were associated with an increased risk of developing type 2 diabetes.

Adsorption Behavior of Perfluorooctanesulfonate (PFOS) onto Activated Spent Coffee Grounds Biochar in Synthetic Wastewater Effluent

4 May 2021 | J Haz. Mat. L

Spent coffee ground activated biochar performed comparably to commercial adsorbents.

Diffusion of perfluoroalkyl acids through clay-rich soil

4 May 2021 | J Contam Hydrol

Surface diffusion serves a potentially important role for strongly sorbing PFAAs in clay-rich soils.

The Case for Direct Measures of Soil-to-Groundwater Contaminant Mass Discharge at AFFF-Impacted Sites

4 May 2021 | Environ Sci Technol

This perspective provides a rationale for why alternative approaches are critically necessary and proposes a practical solution to accurately assess PFAS transport within unsaturated vadose zone soils.

Microwave regeneration of granular activated carbon saturated with PFAS

4 May 2021 | Water Res

Multiple cycles of microwave treatments were found to successfully regenerate activated carbon saturated with PFOA and PFOS.