Latest Science

PFAS concentration during pregnancy in relation to cardiometabolic health and birth outcomes

20 Oct 2020 | Environ Res

PFAS was found ubiquitously in American pregnant women with PFNA being associated with pre-term birth.

Novel Perfluoroalkyl Ether Carboxylic Acids (PFECAs) and Sulfonic Acids (PFESAs): Occurrence and Association with Serum Biochemical Parameters in Residents Living Near a Fluorochemical Plant in China

20 Oct 2020 | Environ Sci Technol

Analysis of 997 blood samples suggests potential health risks from exposure to novel PFESAs and PFECAs (especially PFO5DoDA).

A Cross-Sectional Study of the Association between Perfluorinated Chemical Exposure and Cancers related to Deregulation of Estrogen Receptors

20 Oct 2020 | Environ Res

PFAS were associated with increased odds of ovarian and breast cancers with a positive dose-response relationship.

Preliminary study on the distribution of metals and persistent organic pollutants (POPs), including perfluoroalkylated acids (PFAS), in the aquatic environment near Morogoro, Tanzania, and the potential health risks for humans.

20 Oct 2020 | Environ Res

Potential health effects through consumption of PFOS contaminated shrimp, and to minor extent fish, are expected in Tanzania.

Perfluoroalkyl acids in pregnant women from Nunavik (Quebec, Canada): Trends in exposure and associations with country foods consumption

20 Oct 2020 | Environ Int

The exposure of pregnant women to long-chain PFAAs (PFNA, PFDA, and PFUdA) increased from 2004 to 2017, potentially through a diet high in fish.

Identifying and Managing Aqueous Film-Forming Foam (AFFF)-Derived PFAS in the Environment

19 Oct 2020 | Environ Toxicol Chem

This article presents research and development efforts to date by the Strategic Environmental Research and Development Program and the Environmental Security Technology Certification Program to measure PFAS in the environment, characterize AFFF sources, understand PFAS fate and transport, assess the ecological risk, develop treatment technologies for remediation, and examine the ecotoxicity of PFAS-free foams.

Sequestration and potential release of PFAS from spent engineered sorbents

14 Oct 2020 | Sci of Tot Env

Used water filters were found to potentially be a secondary source of PFAS contamination.

Endocrine disruption of vitamin D activity by perfluoro-octanoic acid (PFOA)

14 Oct 2020 | Sci Rep

PFOA exposure was found to be associated with vitamin D deficiency and potentially weakening bones.

Consumption of freshwater fish: a variable but significant risk factor for PFOS exposure

14 Oct 2020 | Environ Res

Despite highly variable PFOS concentrations in fish from different sites, the three most commonly consumed freshwater species in Sweden constitute an important source for the total annual intake even for people who eat this kind of fish only a few times per year.

Design, synthesis, characterization, and surface activities of comb-like polymeric fluorinated surfactants with short fluoroalkyl chains

13 Oct 2020 | Colloids Surfaces A

A new comb-like polymeric fluorinated surfactant was designed and synthesized.

[Report] Furthering Understanding of Emissions from Landfilled Waste Containing POP BFRs and PFASs (FUEL)

13 Oct 2020 | EPA Res.

The FUEL project measured brominated flame retardants and PFAS in leachate from landfills and collected air, soil, and groundwater samples traceable to these landfills.

Reductive Defluorination and Mechanochemical Decomposition of Per- and Polyfluoroalkyl Substances (PFASs): From Present Knowledge to Future Remediation Concepts

13 Oct 2020 | Int. J Env Res. & Pub Hel.

Comparisons between existing PFAS decomposition reactions and reductive approaches are discussed in detail, regarding their applicability in possible remediation processes.

Per- and Polyfluoroalkyl Substances (PFAS) in Surface Water Near US Air Force Bases: Prioritizing Individual Chemicals and Mixtures for Toxicity Testing and Risk Assessment

13 Oct 2020 | Environ Toxicol Chem

Data science was applied to characterize and prioritize PFAS and PFAS mixtures from a large dataset of PFAS measurements in surface waters associated with U.S. Air Force Installations with a history of aqueous film-forming foams use.

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