Showing 226-240 of 614
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New compounds, old problems. The case of C6O4 - a substitute of PFOA - and its effects to the clam Ruditapes philippinarum
Science
4 Aug 2021 | J Hazard Mater
C6O4-a was found to disrupt the normal biology of an indicator species of clam.
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Evaluation of Different Extraction Methods for the Analysis of Per- and Polyfluoroalkyl Substances (PFAS) in Dried Blood Spots from the Florida Manatee (Trichechus manatus)
Science
28 Jul 2021 | Environ Toxicol Chem
An improved method of obtaining marine mammal blood was developed to detect PFAS in sentinel species.
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Prenatal exposure to per- and polyfluoroalkyl substances (PFAS) and associations with attention-deficit/hyperactivity disorder and autism spectrum disorder in children
Science
27 Jul 2021 | Environ Res
Prenatal exposure to PFOA was associated with an increased risk of autism spectrum disorder and ADHD in children.
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A Roadmap to the Structure-Related Metabolism Pathways of Per- and Polyfluoroalkyl Substances in the Early Life Stages of Zebrafish
Science
27 Jul 2021 | Environ Health Perspect
Five structural categories of PFAS were prone to metabolism with perfluoroalkyl carboxamides showing the highest hydrolysis rates, followed by carboxyesters and sulfonamides.
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OEHHA Releases Long-Awaited Proposed Public Health Goals for PFOA and PFOS
News
23 Jul 2021 | JD Surpa
The draft goals identified by OEHHA are 0.007 parts per trillion (ppt) for PFOA to address concerns based on kidney cancer in humans associated with exposure to PFOA and 1 ppt for PFOS to address concerns related to liver and pancreatic tumors in laboratory animals associated with exposure to PFOS.
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The association between maternal perfluoroalkyl substances exposure and early attention deficit hyperactivity disorder in children: a systematic review and meta-analysis
Science
13 Jul 2021 | Environ Sci Pollut Res Int
PFOS, PFOA, and PFNA exposure during pregnancy might be associated with increased preterm birth risk, miscarriage, and preeclampsia.
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The relationship between maternal perfluoroalkylated substances exposure and low birth weight of offspring: a systematic review and meta-analysis
Science
13 Jul 2021 | Environ Sci Pollut Res Int
Grouping analysis of PFOS showed a significant positive correlation between maternal PFOS exposure and low birth weights in American babies.
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Hair determination of Per- and polyfluoroalkyl substances (PFAS) in the Italian population
Science
6 Jul 2021 | Toxicology
The presence and prevalence of PFAS in hair were found to be correlated to geographic location.
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Per- and Polyfluoroalkyl Substances (PFAS) and Hormone Levels during the Menopausal Transition
Science
6 Jul 2021 | J Clin Endocrinol Metab
PFAS was found to affect reproductive aging through stimulating follicle hormones and estradiol levels in midlife women during the menopausal transition.
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[News release] FDA Provides Update on Ongoing Efforts to Better Understand the Occurrence of PFAS in the Food Supply
News
30 Jun 2021 | FDA
The U.S. FDA is providing an update on its ongoing sampling and testing efforts designed better to understand the occurrence of PFAS in the food supply.
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Developmental effects of PFOS, PFOA and GenX in a 3D human induced pluripotent stem cell differentiation model
Science
29 Jun 2021 | Chemosphere
A novel bioassay was developed and was found to be a valuable, sensitive model system for elucidating embryotoxic effects of PFAS.
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Breastfeeding Initiation and Duration after High Exposure to PFAS through Contaminated Drinking Water: A Cohort Study from Ronneby, Sweden
Science
28 Jun 2021 | Nordic Council of Ministers
Exposure to high levels of PFAS was associated with increased risks of not initiating breastfeeding as well as with shorter breastfeeding duration.
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Serum vaccine antibody concentrations in adults exposed to per- and polyfluoroalkyl substances: A birth cohort in the Faroe Islands
Science
23 Jun 2021 | J Immunotoxicol
PFOA was associated with abnormal levels of antibodies in vaccinated adults.
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A ‘Concentrate-&-Destroy’technology for enhanced removal and destruction of per-and polyfluoroalkyl substances in municipal landfill leachate
Science
22 Jun 2021 | Sci Total Environ .
A two-step PFAS destruction system was developed and under field, conditions were able to destroy over 80% of PFAS.
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Predicting the relationship between PFAS component signatures in water and non-water phases through mathematical transformation: Application to machine learning classification
Science
16 Jun 2021 | Chemosphere
Equations are derived for estimating PFAS composition in phases in contact with water.