Showing 481-495 of 826
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Serum Levels of Perfluoroalkyl Substances (PFAS) in Adolescents and Young Adults Exposed to Contaminated Drinking Water in the Veneto Region, Italy: A Cross-Sectional Study Based on a Health Surveillance Program
Science
28 Jul 2020 | Environ Health Perspect
Serum PFOA concentrations were high relative to concentrations in populations with background residential exposures only.
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Measurement of Novel, Drinking Water-Associated PFAS in Blood from Adults and Children in Wilmington, North Carolina
Science
28 Jul 2020 | Environ. Health Perspect.
Poorly understood PFAS were found to be released in the Cape Fear River and detected in blood samples from nearby communities.
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Perfluorooctane sulfonate (PFOS) and perfluorooctanoic acid (PFOA) induce epigenetic alterations and promote human breast cell carcinogenesis in vitro
Science
28 Jul 2020 | Arch. Toxicol.
PFOS and PFOA associated with the development and progression of breast cancer.
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Toxic ‘forever’ chemicals pose risks to Rhode Islanders
News
27 Jul 2020 | ecoRI News
PFAS are in a significant portion of the state’s drinking water. More than 40 percent of the schools tested had levels above the new recommended standard of 20 ppt.
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With ‘trepidation,’ Michigan settles Wurtsmith PFAS cleanup dispute
News
26 Jul 2020 | MLive
A major bone of contention has been around the Air Force’s reluctance to comply with a low, 12 ppt state cleanup threshold for PFOS at the point where contaminated groundwater vents to surface water bodies.
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State investigating ‘very startling’ levels of PFAS chemicals on central Maine dairy farm
News
24 Jul 2020 | Portland Press Herald
State officials said the farm was sending a relatively small amount of milk to a processor that was blending it with milk from other farms. They are looking for sources of the contamination, potentially including sludge used as fertilizer or firefighting foam.
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New Michigan PFAS rules set to take effect Aug. 3, among nation’s strictest
News
23 Jul 2020 | The Detroit News
The rules set maximum contaminant levels at 6 ppt for PFNA; 8 ppt for PFOA; 400,000 ppt for PFHxA; 16 ppt for PFOS; 51 ppt for PFHxS; 420 ppt for PFBS and 370 ppt for HFPO-DA or Gen X.
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PFAS in German children: Human biomonitoring data highlight urgent need for group restriction
News
23 Jul 2020 | CHEM Trust
One-fifth of the participants had levels of the PFAS chemical PFOA in their blood that exceeded the HBM-I-value, which indicates an exposure at which harmful effects cannot be excluded.
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Study: Novel PFAS comprise 24% of those measured in blood of Wilmington, N.C. residents
News
23 Jul 2020 | NC State News
The fluoroethers – Nafion byproduct 2, PFO4DA and PFO5DoA – these are the first measurements of these chemicals in humans. Two other fluoroethers, PFO3OA and NVHOS, were infrequently detected. Nearly all samples had at least one fluoroether present, but GenX was not found in any samples.
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Cooking methods affect the intake of per- and polyfluoroalkyl substances (PFASs) from grass carp
Science
22 Jul 2020 | Ecotoxicol. Environ. Saf.
The effects of various cooking methods (boiling, steaming, grilling, and frying) on the levels of PFASs in fish muscle and the intake of PFASs were explored.
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Per- and polyfluoroalkyl substances in ducks and the relationship with concentrations in water, sediment, and soil
Science
22 Jul 2020 | Environ. Toxicol. Chem.
Elevated PFOS and PFOS+PFHxS concentrations in ducks were observed near local point-sources, but also at wetlands with no known point-sources of contamination.
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Interactions of Perfluorooctanesulfonate and 6:2 Chlorinated Polyfluorinated Ether Sulfonate with Human Serum Albumin: A Comparative Study
Science
21 Jul 2020 | Chem Res Toxicol
6:2 Cl-PFESA was found to have a stronger binding affinity human blood cells than PFOS.
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Laboratory-scale and pilot-scale stabilization and solidification (S/S) remediation of soil contaminated with per- and polyfluoroalkyl substances (PFASs)
Science
21 Jul 2020 | J of Haz. Mat.
PFOA and PFOS was found to be remediated up to 97% in soil.
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Background contamination of perfluoralkyl substances in a Belgian general population
Science
21 Jul 2020 | Toxicol. Lett.
Half of the population showed PFOS and PFOA serum levels above the health guidance values set by the German HBM Commission.
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Accumulation of six PFAS compounds by woody and herbaceous plants: potential for phytoextraction
Science
14 Jul 2020 | Int J Phytoremediation
PFPeA, PFHxA, PFOA, PFBS, PFHxS, and PFOS were successfully remediated using herbaceous and woody plant species.