Showing 196-210 of 321
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Gestational perfluoroalkyl substance exposure and body mass index trajectories over the first 12 years of life
Science
24 Nov 2020 | Int J Obes (Lond)
Gestational PFOA exposure may be associated with adult obesity and cardiometabolic disease, while PFOS and PFHxS exposure is associated with lower BMI in the first 12 years of life.
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Identifying Risk Factors for Levels of Per- and Polyfluoroalkyl Substances (PFAS) in the Placenta in a High-Risk Pregnancy Cohort in North Carolina
Science
17 Nov 2020 | Environ Sci Technol
PFOS, PFHxS, PFHpS, and PFUnA were detected above the reporting limit in 99, 75, 55, and 49% of placentas, respectively.
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Serum Per- and Polyfluoroalkyl Substance (PFAS) Concentrations and Predictors of Exposure among Pregnant African American Women in the Atlanta Area, Georgia.
Science
17 Nov 2020 | Environ Res
PFHxS, PFOS, PFOA, and PFNA were detected in > 95% samples with education, parity, BMI, tobacco use, and year of sampling were significantly associated with some serum PFAS levels.
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PFAS and Dissolved Organic Carbon Enrichment in Surface Water Foams on a Northern U.S. Freshwater Lake
Science
17 Nov 2020 | Environ Sci Technol
Estimates indicate that foam ingestion is a potentially important route of exposure for children and adults when they are in surface waters where foam is present.
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The Biden plan to secure environmental justice
Policy
10 Nov 2020
Biden will tackle PFAS pollution by designating PFAS as a hazardous substance, setting enforceable limits for PFAS in the Safe Drinking Water Act, prioritizing substitutes through procurement, and accelerating toxicity studies and research on PFAS.
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Association between per and polyfluoroalkyl substances and markers of inflammation and oxidative stress
Science
10 Nov 2020 | Environ Res.
PFAS are associated with markers of chronic inflammation and oxidative stress.
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Per- and Polyfluoroalkyl Substances in Dust Collected from Residential Homes and Fire Stations in North America
Science
10 Nov 2020 | Environ Sci Technol
PFOS, PFOA, PFHxS, PFNA, and 6:2 diPAP were significantly higher in dust from fire stations than from homes, and 8:2 FTOH was significantly higher in homes than in fire stations.
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Per- and Polyfluoroalkyl Substance and Cardio Metabolic Markers in Firefighters
Science
3 Nov 2020 | J Occup Environ Med
Firefighters were found to have elevated PFHxS and were not associated with cardiometabolic risk.
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Dietary exposure and accumulation of per- and polyfluoroalkyl substances alters growth and reduces body condition of post-metamorphic salamanders
Science
28 Oct 2020 | Sci Total Environ
Dietary exposure and accumulation of PFAS can impact fitness-related traits in amphibians and contribute to trophic transfer in terrestrial food webs.
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Ecology seeking comments on action plan to address PFAS contaminants
Policy
24 Oct 2020
The Washington state Department of Ecology is seeking public comment on its plan to address a class of highly persistent chemicals that don’t break down in the environment.
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Effect of perfluorohexane sulfonate on pig oocyte maturation, gap-junctional intercellular communication, mitochondrial membrane potential and DNA damage in cumulus cells in vitro
Science
20 Oct 2020 | Toxicol In Vitro
Exposure to PFHxS induced DNA damage in immature egg cells.
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Consumption of freshwater fish: a variable but significant risk factor for PFOS exposure
Science
14 Oct 2020 | Environ Res
Despite highly variable PFOS concentrations in fish from different sites, the three most commonly consumed freshwater species in Sweden constitute an important source for the total annual intake even for people who eat this kind of fish only a few times per year.
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Demographic and exposure characteristics as predictors of serum per- and polyfluoroalkyl substances (PFASs) levels - A community-level biomonitoring project in Pennsylvania
Science
13 Oct 2020 | Int J Hyg Environ Health
PFAS serum levels were associated with sex, age, employment in the study area, the quantity of daily tap water consumption, and length of residence in the study area.
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Per- and Polyfluoroalkyl Substances (PFAS) in Surface Water Near US Air Force Bases: Prioritizing Individual Chemicals and Mixtures for Toxicity Testing and Risk Assessment
Science
13 Oct 2020 | Environ Toxicol Chem
Data science was applied to characterize and prioritize PFAS and PFAS mixtures from a large dataset of PFAS measurements in surface waters associated with U.S. Air Force Installations with a history of aqueous film-forming foams use.
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Perfluorooctanesulfonic acid (PFOS) and perfluorohexanesulfonic acid (PFHxS) alter the blood lipidome and the hepatic proteome in a murine model of diet-induced obesity.
Science
7 Oct 2020 | Toxicol. Sci.
PFOS and PFHxS were found to increase the risk of metabolic and inflammatory disease when a diet high in fat was consumed.