Showing 46-60 of 185
-
Exposure to a mixture of legacy, alternative, and replacement per- and polyfluoroalkyl substances (PFAS) results in sex-dependent modulation of cholesterol metabolism and liver injury
Science
8 Sep 2021 | Environ Int
Exposure of mice to a mixture of PFAS results in abnormal modulation of cholesterol levels leading to increased liver weight and inflammation.
-
‘Burden falls on exposed people’ as EPA weighs PFAS rules
News
21 Jul 2021 | E&E News
US EPA action to limit PFAS in drinking water is focused on just two compounds, meaning many Americans could continue drinking contaminated tap water for years to come.
-
[Report] Reconciling Terminology of the Universe of Per- and Polyfluoroalkyl Substances: Recommendations and Practical Guidance
Policy
20 Jul 2021
This report summarizes recent efforts by the OECD/UNEP Global PFC Group to provide recommendations and practical guidance to all stakeholders with regard to the terminology of PFAS.
-
World’s first ban on products with PFAS adopted in Maine
News
19 Jul 2021 | C&EN
The US state of Maine is the first government in the world to ban the sale of products containing any chemical in a class of highly persistent synthetic compounds.
-
Varied thyroid disrupting effects of perfluorooctanoic acid (PFOA) and its novel alternatives hexafluoropropylene-oxide-dimer-acid (GenX) and ammonium 4,8-dioxa-3H-perfluorononanoate (ADONA) in vitro
Science
13 Jul 2021 | Environ Int
GenX was found to disrupt the thyroid to a greater extent than PFOA and ADONA.
-
Developmental effects of PFOS, PFOA and GenX in a 3D human induced pluripotent stem cell differentiation model
Science
29 Jun 2021 | Chemosphere
A novel bioassay was developed and was found to be a valuable, sensitive model system for elucidating embryotoxic effects of PFAS.
-
[Press Release] Flea-control products found to be infested with forever chemicals
News
7 Jun 2021 | PEER
One major concern is that people can be exposed to these products though their skin by petting and playing with their pets and children face even greater risk through their frequent hand-to-mouth behavior.
-
PFAS and their substitutes in groundwater: Occurrence, transformation and remediation
Science
11 May 2021 | J Hazard Mater
GenX, F-53B, and OBS in groundwater treatment by UV/sulfite system and electrochemical oxidation proved effective.
-
‘Canary in a coal mine’: Scientists test alligators for PFAS chemical compounds
News
6 May 2021 | The Fayetteville Observer
Alligators in the lower Cape Fear River had changes in their immune system that could indicate the development of autoimmune-like diseases in response to exposure to high-levels of the contaminants.
-
Exploring Unknown Per- and Polyfluoroalkyl Substances in the German Environment – the Total Oxidizable Precursor Assay as Helpful Tool in Research and Regulation
Science
7 Apr 2021 | Sci. Total Environ.
Time trend analysis showed decreasing trends for most detected PFAS since 2005 with the results demonstrating that target analysis detects only a minor fraction of the PFAS burdens in environmental samples.
-
UK ‘flying blind’ on levels of toxic chemicals in tap water
News
25 Mar 2021 | The Guardian
The UK government has so far only made plans to make plans to understand the levels of drinking water pollution.
-
Development and Applications of Novel DGT Passive Samplers for Measuring 12 Per- and Polyfluoroalkyl Substances in Natural Waters and Wastewaters
Science
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.
-
PFAS in pesticides: ‘A problem of epic proportions’
News
5 Mar 2021 | E&E News
It is unclear how the PFAS are getting into the pesticides, and whether manufacturers are intentionally adding the chemicals, as opposed to accidental contamination from equipment used to manufacture or transport the pesticides.
-
Cross-Flow Treatment of PFAS in Water: Materials Challenges and Potential Solutions
Science
23 Feb 2021 | Acc. Mater. Res.
Thin-film composite membranes have shown highly efficient in removing PFAS from contaminated water.
-
Response to “Comment on Scientific Basis for Managing PFAS as a Chemical Class
Science
1 Feb 2021 | Environ. Sci. Technol
Here we are responding to the comment by Singh and Papanastasiou who disagree with a class-based approach to PFAS and build their argument around hydrochlorofluorocarbons.