Showing 31-45 of 107
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Tumorigenic activity of alternative per- and polyfluoroalkyl substances (PFAS): Mechanistic in vitro studies
Science
6 Dec 2021 | Sci Total Environ
PFHxS has been associated with breast cancer in epidemiological studies, and this study demonstrated how this shorter-chain PFAS can affect cell proteins and cell proliferation.
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Species- and Tissue-Specific Chronic Toxicity Values for Northern Bobwhite Quail (Colinus virginianus) Exposed to PFHxA and a Binary Mixture of PFOS and PFHxA
Science
30 Nov 2021 | Environ Toxicol Chem
PFHxA was more toxic to reproducing birds than either PFOS or a PFOS:PFHxS mixture, suggesting that avian PFAS toxicity is not necessarily additive.
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A New OECD Definition for Per- and Polyfluoroalkyl Substances
Science
16 Nov 2021 | Environ Sci Technol
The Organisation for Economic Co-operation and Development and the United Nations Environment Programme expanded on their definition of PFAS to include fluorinated substances that contain at least one fully fluorinated methyl or methylene carbon atom.
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[Blog] The Big Reveal: Hundreds of Health Studies on Next Gen PFAS
News
10 Nov 2021 | NRDC
The PFAS-Tox Database has been updated and includes 1068 studies.
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Perfluoroalkyl substances in water, sediment, and fish from a subtropical river of China: Environmental behaviors and potential risk
Science
27 Oct 2021 | Chemosphere
Frequent consumption of fish from Chinese waters was found to risk overall health due to PFAS contamination potentially.
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EPA proposal could put PFAS on contaminant list, UW experts support decision
Policy
12 Oct 2021
Wisconsin Attorney General Josh Kaul supported the U.S. Environmental Protection Agency’s proposal to include per- and polyfluoroalkyl substances in the Contaminant Candidate List 5.
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Per- and polyfluoroalkyl substances in the atmospheric total suspended particles in Karachi, Pakistan: Profiles, potential sources, and daily intake estimates
Science
12 Oct 2021 | Chemosphere
Data suggested that northwestern Pakistan and western Afghanistan areas were highly associated with the long-range atmospheric transport of PFAS.
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Assessment of per- and polyfluoroalkyl substances in Biscayne Bay surface waters and tap waters from South Florida
Science
17 Sep 2021 | Sci Total Environ
The average total PFAS was higher in tap water than in surface waters, whereas the most predominant and frequently detected PFAS were PFBA, PFBS, PFPeA, PFHxA, PFHxS, PFOA, and PFOS.
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Evaluation of the acute toxicity and neurodevelopmental inhibition of perfluorohexanoic acid (PFHxA) in zebrafish embryos
Science
14 Sep 2021 | Ecotoxicol Environ Saf
High levels of PFHxA exposure was associated with permanent neurological damage in a human model organism.
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[Blog] Guidance on New PFAS Reporting Rule for Manufacturers
Policy
8 Sep 2021
In the last 10 years, have you manufactured, processed or imported products containing per- and polyfluoroalkyl substances (PFAS)? If so, be aware - the EPA may soon require a detailed report.
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Investigation of distribution, sources and flux of perfluorinated compounds in major southern Indian rivers and their risk assessment
Science
17 Aug 2021 | Chemosphere
Seasonal fluxes of PFAS concentrations were found throughout India with levels ranging from non-detect to 10,545 pg/l.
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Comprehensive multi-omics approaches reveal the hepatotoxic mechanism of perfluorohexanoic acid (PFHxA) in mice
Science
17 Aug 2021 | Sci Total Environ
PFHxA exposure was linked with oxidative stress in the liver by inhibition of purine and glutathione metabolism.
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PFAS update: Current state-by-state groundwater regulations
News
21 Jul 2021 | JD Supra
States have adopted a patchwork of regulations and guidance standards which presents significant compliance challenges to impacted industries.
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[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.
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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.