Showing 271-285 of 1034
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[Press Release] Rep. Sherrill Holds Science, Space, and Technology Committee Hearing on PFAS Research and Development
Policy
13 Dec 2021
Representative Mikie Sherrill (NJ-11) held a hearing on PFAS to discuss the role of federal research and development to better understand and address the growing problem and expand public understanding about PFAS in NJ-11 and across the country.
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Illinois EPA Proposes Groundwater Standards for Dangerous Chemicals
News
13 Dec 2021 | KHAQ
The proposed rule includes new groundwater quality standards for five PFAS chemicals: PFOA, PFOS, PFNA, PFHxS, and PFBS.
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Life-Time Environmental Chemical Exposure and Obesity: Review of Epidemiological Studies Using Human Biomonitoring Methods
Science
13 Dec 2021 | Front Endocrinol (Lausanne)
A review of chemical exposure and obesity found that PFOA has consistent obesogenic effects in humans.
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Montmorillonite clay-based sorbents decrease the bioavailability of per- and polyfluoroalkyl substances (PFAS) from soil and their translocation to plants
Science
13 Dec 2021 | Environ Res
The addition of amended clay to soils was found to reduce the uptake of PFAS into edible crops by up to 74%.
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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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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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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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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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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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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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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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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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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.