Showing 346-360 of 1105
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PFOA induces alteration in DNA methylation regulators and SARS-CoV-2 targets and in mouse lung tissues
Science
12 Dec 2021 | Toxicol Rep
PFOA was found to change gene expression in lungs, potentially increasing susceptibility to COVID-19.
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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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Exposure of male mice to perfluorooctanoic acid induces anxiety-like behaviors by increasing corticotropin-releasing factor in the basolateral amygdala complex
Science
6 Dec 2021 | Chemosphere
PFOA exposure in mice led to a metabolic cascade of effects resulting in anxiety-like behaviors.
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Distribution and ten-year temporal trends (2009-2018) of perfluoroalkyl substances in gull eggs from Spanish breeding colonies
Science
30 Nov 2021 | Environ Pollut
Total PFAS concentrations in gull eggs decreased through the 10-year study period in all but one colony, highlighting the usefulness of gull eggs as bioindicators of PFAS pollution in water and fish.
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Prenatal exposure to poly-/per-fluoroalkyl substances is associated with alteration of lipid profiles in cord-blood
Science
30 Nov 2021 | Metabolomics
Prenatal PFAS exposure may explain associations between PFAS exposure and adverse health conditions later in life, such as type 2 diabetes.
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Poly- and Perfluorinated Alkyl Substances in Air and Water from Dhaka, Bangladesh.
Science
30 Nov 2021 | Environ Toxicol Chem
The prevalence of 6:2 FTOH and PFBA across sites likely reflects their usage in textile manufacturing and could indicate the industry's switch to shorter chain PFAS.
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DNR Finalizing Rules Limiting Some PFAS in Drinking, Surface Waters
News
29 Nov 2021 | Wisconsin State Journal
The agency is separately working on rules to limit PFOA and PFOS in groundwater and another 12 fluorinated compounds in drinking water.
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Uptake of perfluoroalkyl substances, pharmaceuticals, and parabens by oyster mushrooms (Pleurotus ostreatus) and exposure risk in human consumption
Science
24 Nov 2021 | Chemosphere
Uptake of PFAS by oyster mushrooms was negatively correlated with perfluorocarbon chain length, and mushrooms grown in soil contaminated by PFAS may pose a risk if consumed.
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Immunotoxicity mechanisms of perfluorinated compounds PFOA and PFOS
Science
23 Nov 2021 | Chemosphere
Mechanisms of PFOA and PFOS immunotoxicity in humans and animals were summarized.
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Impairment of human dopaminergic neurons at different developmental stages by perfluoro-octanoic acid (PFOA) and differential human brain areas accumulation of perfluoroalkyl chemicals
Science
23 Nov 2021 | Environ Int
In a proof-of-concept study, PFOA exposure was found to disrupt the most sensitive stage of neuron development.
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Per- and Polyfluoroalkyl Substances (PFAS): Significance and Considerations within the Regulatory Framework of the USA
Science
23 Nov 2021 | Int J Environ Res Public Health
Regulatory agencies must start being proactive instead of reactive with PFAS contamination.
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Two ‘Forever Chemicals’ More Toxic Than Previously Thought: EPA Drafts
News
18 Nov 2021 | The Hill
The agency also found that PFOA is “likely” carcinogenic to humans.
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[Press Release] EPA Advances Science to Protect the Public from PFOA and PFOS in Drinking Water
News
16 Nov 2021 | EPA
Following peer review, this information will be used to inform health advisories and the development of Maximum Contaminant Level Goals and a National Primary Drinking Water Regulation for PFOA and PFOS.
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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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Investigation of levels of perfluoroalkyl substances in freshwater fishes collected in a contaminated area of Veneto Region, Italy
Science
16 Nov 2021 | Environ Sci Pollut Res Int
Consumption of fish more than once a month from a contaminated region of Italy might result in high exposure to PFAS.