Showing 271-285 of 340
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Removal of eight perfluoroalkyl acids from aqueous solutions by aeration and duckweed
Science
19 May 2020 | Sci the Total Env
With duckweed, >95% of long chain PFAS at 200 ppb were removed after 2 weeks.
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Perfluoroalkyl Substance Exposure Was Negatively Associated With Cortisone Levels in Pregnancy
Science
19 May 2020 | J Endocr Soc
Early pregnancy concentrations of maternal PFAS were inversely associated with late pregnancy cortisone levels, indicating potential endocrine disruption in highly exposed mothers.
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Association of perfluoroalkyl substances with gestational hypertension and preeclampsia in the MIREC study.
Science
19 May 2020 | Environ Int
Higher levels of PFHxS were associated with the development of preeclampsia during pregnancy.
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Maternal Plasma Perfluoroalkyl Substances and Miscarriage: A Nested Case-Control Study in the Danish National Birth Cohort
Science
28 Apr 2020 | Environ. Health Perspect.
Maternal exposures to higher levels of PFOA, PFHpS, and PFAS mixtures were associated with the risk of miscarriage and particularly among parous women.
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Examining NTA performance and potential using fortified and reference house dust as part of EPA's Non-Targeted Analysis Collaborative Trial (ENTACT)
Science
28 Apr 2020 | Anal Bioanal Chem
Precursors to PFOS and PFHxS were found in standard reference material dust (SRM 2585) which is used to determine contaminants in house dust.
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Perfluoroalkyl substances and anthropomorphic measures in children (ages 3–11 years), NHANES 2013–2014
Science
21 Apr 2020 | Environ. Res.
PFOS, PFHxS, and PFAS mixtures were associated with decreased height-for-age in boys.
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Prenatal exposure to per- and polyfluoroalkyl substances and maternal and neonatal thyroid function in the Project Viva Cohort: A mixtures approach
Science
21 Apr 2020 | Environ Int
Prenatal exposure to multiple PFAS was associated with abnormal maternal and neonatal thyroid function.
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Your discarded carpet is poisoning the Earth with PFAS
News
16 Apr 2020 | NC Policy Watch
New research shows very high levels of PFAS in construction and demolition landfill leachate (15,530 ppt), jeopardizing groundwater.
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Temporal trends and determinants of serum concentrations of per- and polyfluoroalkyl substances among Northern California mothers with a young child, 2009–2016
Science
14 Apr 2020 | Environ. Res.
Breastfeeding contributed to the elimination of the common PFAS in lactating mothers.
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Nontarget Screening of Per- and Polyfluoroalkyl Substances Binding to Human Liver Fatty Acid Binding Protein
Science
14 Apr 2020 | Environ. Sci. Technol.
Through a new analytical method, 50 AFFF were found to bind to proteins to human fatty liver proteins.
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Evaluation of residues in hen eggs after exposure of laying hens to water containing per‐ and poly‐fluoroalkyl substances
Science
13 Apr 2020 | Environ. Tox. & Chem.
There was a clear correlation between the PFAS concentrations in the drinking water of hens and those detected in the egg, which could be useful in estimating PFAS concentrations in the egg by measuring water concentrations.
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Trace level analyses of selected perfluoroalkyl acids in food: Method development and data generation
Science
7 Apr 2020 | Environ. Poll.
All 53 food items from the Swedish market and developing countries were found to contain PFOA and PFOS, while 76% also contained PFHxS.
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Women firefighters face high exposure to toxic PFAS chemicals
News
26 Feb 2020 | ScienceDaily
PFHxS, PFUnDA, and PFNA were detected at significantly higher amounts in firefighters' blood, compared to office workers' blood.
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Dietary characteristics associated with plasma concentrations of per- and polyfluoroalkyl substances among adults with pre-diabetes: Cross-sectional results from the Diabetes Prevention Program Trial
Science
26 Feb 2020 | Environ Int
Consuming omega-3 rich fish was associated with lower plasma concentrations of some PFAS.
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[Public comment] Draft scientific opinion on the risks to human health related to the presence of perfluoroalkyl substances in food
Policy
24 Feb 2020
The European Food Safety Authority is holding consultation for the proposed PFOA+PFOS+PFHxS+PFNA tolerable weekly intake of 8 ng/kg of body weight per week. Parts of the European population exceed this level with fish, fruit, and eggs being the largest sources of exposure. Comment period ends on April 20, 2020.