Showing 481-495 of 980
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Removal of per- and polyfluoroalkyl substances from aqueous media using synthesized silver nanocomposite-activated carbons
Science
7 Jan 2021 | J Environ Health Sci Eng
Silver-based compounds were effective for the removal of PFAS from aqueous media and are good alternatives to commercially available activated carbons.
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Perfluorooctane Sulfonate (PFOS) Disrupts Testosterone Biosynthesis via CREB/CRTC2/StAR Signaling Pathway in Leydig Cells
Science
6 Jan 2021 | Toxicology
PFOS was found to suppress testosterone leading to reproductive issues.
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Contamination Characteristics and Potential Ecological Risks of Typical Perfluoroalkyl Substances in the Water and Sediment of Coastal Tourism Resorts in Shandong Province
Science
5 Jan 2021 | Huan Jing Ke Xue .
Discharge of municipal industrial wastewater and domestic sewage is the main source of contamination around tourist-heavy areas.
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Development of Per and Polyfluoroalkyl Substances (PFAS) Ecological Risk Based Screening Levels (RBSLs)
Science
5 Jan 2021 | Environ Toxicol Chem
PFNA, PFOS, PFOA, PFHxA, PFBS, and PFBA were evaluated and a risk-based screening level was developed for each.
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Per- and polyfluoroalkyl substances (PFASs) are positively associated with thyroid hormones in an arctic seabird
Science
5 Jan 2021 | Environ Toxicol Chem
PFAS exposure was thought to lead to biological changes in male and female avian species.
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Perfluorooctanesulfonic Acid Detection Using Molecularly Imprinted Polyaniline on a Paper Substrate
Science
4 Jan 2021 | Sensors (Basel)
A low-cost electrical paper sensor was developed to have excellent sensitivity and selectivity provides the potential for large-scale monitoring of wastewater.
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Profiling of emerging and legacy per-/polyfluoroalkyl substances in serum among pregnant women in China
Science
29 Dec 2020 | Env. Poll.
6:2Cl-PFESA to PFOS ratio in serum shows an apparent geographic difference in China.
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Understanding PFAAs exposure in a generalist seabird species breeding in the vicinity of a fluorochemical plant: influence of maternal transfer and diet
Science
29 Dec 2020 | Env. Poll.
PFOS, PFOA, PFDA and PFNA were detected in a seabird community with PFOS concentrations measured in some chicks surpassing the toxicity reference value calculated for top avian predators.
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Parallel study on removal efficiency of pharmaceuticals and PFASs in advanced water treatment processes: Ozonation, GAC adsorption, and RO processes
Science
29 Dec 2020 | Env. Eng. Res.
Chemically persistent PFASs were hardly removed by the ozonation process but were effectively removed by physical treatments such as GAC adsorption and RO membrane processes.
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The association between perfluoroalkyl substances and lipid profile in exposed pregnant women in the Veneto region, Italy.
Science
29 Dec 2020 | Ecotoxicol Environ Saf
Depending on the stage of pregnancy PFAS and cholesterol can have an inverse or associated relationship.
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Deposition of PFAS 'forever chemicals' on Mt. Everest.
Science
28 Dec 2020 | Sci Total Environ
PFOS, PFOA, and PFHxA were found in Mt. Everest snow and the below-glacier watershed.
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The new generation PFAS C6O4 does not produce adverse effects on thyroid cells in vitro
Science
22 Dec 2020 | J Endocrinol Invest
PFAS C6O4 was found to not significantly impair thyroid cells in a non-systemic study.
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Assessing the human health risks of per- and polyfluoroalkyl substances: A need for greater focus on their interactions as mixtures
Science
22 Dec 2020 | J Haz. Mat.
The combined effects or potential interactions of PFAS mixtures should be considered and integrated into toxicity assessment to obtain a realistic and more refined human health risk assessment.
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Photodegradation of Perfluorooctanesulfonic Acid on Fe-Zeolites in Water
Science
22 Dec 2020 | Environ Sci Technol .
The presented study offers an option for a novel water remediation technology, comprising first a zeolite-based adsorption step followed by a step for photochemical regeneration of the adsorbent.
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Prenatal exposure and transplacental transfer of perfluoroalkyl substance isomers in participants from the upper and lower reaches of the Yangtze River
Science
22 Dec 2020 | Environ Pollut
The movement of PFAS across the placenta decreased increasing concentrations in maternal serum.