Showing 1261-1275 of 1718
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High-throughput transcriptomic analysis of human primary hepatocyte spheroids exposed to per- and polyfluoroalkyl substances (PFAS) as a platform for relative potency characterization
Science
30 Mar 2021 | Toxicol Sci
The data indicate that PFOA, PFBS, PFOS, and PFDA may have common molecular targets and toxicities, but that PFOS and PFDS are the most similar.
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Environmental exposure to per- and polyfluoroalkyl substances mixture and male reproductive hormones
Science
30 Mar 2021 | Environ Int
PFAS mixtures were found to inhibit the production of key reproductive hormones in men.
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Association between urinary per- and poly-fluoroalkyl substances and COVID-19 susceptibility
Science
30 Mar 2021 | Environ Int
Elevated exposure to PFAS was independently associated with an increased risk of COVID-19 infection.
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Per- and Polyfluoroalkyl Substances in Outdoor and Indoor Dust from Mainland China: Contributions of Unknown Precursors and Implications for Human Exposure
Science
30 Mar 2021 | Environ Sci Technol
From 2013 to 2017, the median concentration of total PFAS in outdoor dust tripled with an elevated contribution of trifluoroacetic acid and 6:2 fluorotelomer alcohol.
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Per- and polyfluoroalkyl substances (PFASs) in Swedish household dust and exposure of pet cats
Science
29 Mar 2021 | Environ Sci Pollut Res Int
Dust was found to be a relevant exposure pathway for the ingestion of some PFAS for cats, and the serum levels of PFAS could be of relevance for the cat's health.
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Per- and polyfluoroalkyl mixtures toxicity assessment "Proof-of-Concept" illustration for the hazard index approach
Science
25 Mar 2021 | J Toxicol Environ Health A
Hazard index scores were used as an initial assessment of multiple health effects of fluorinated mixtures.
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Getting control of PMT and vPvM substances under REACH
Events
25 Mar 2021
This workshop will feature case studies of selected, emerging PMT/vPvM substances that are attracting increasing attention (e.g. ChemSEC's SIN List).
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Prenatal exposure to mixtures of persistent endocrine-disrupting chemicals and birth size in a population-based cohort of British girls
Science
24 Mar 2021 | Epidemiology
PFAS was determined to be the most important contributor to the association with decreased birth weight.
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Suspect Screening, Prioritization, and Confirmation of Environmental Chemicals in Maternal-Newborn Pairs from San Francisco
Science
24 Mar 2021 | Environ Sci Technol
Methyl perfluoroundecanoate and 2-perfluorooctyl ethanoic acid were found in newborns during a critical development period.
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The new PFAS C6O4 and its effects on marine invertebrates: First evidence of transcriptional and microbiota changes in the Manila clam Ruditapes philippinarum
Science
23 Mar 2021 | Environ Int
PFOA replacement was found not to be significantly less toxic.
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Fate and transport of per- and polyfluoroalkyl substances (PFASs) in the vadose zone
Science
23 Mar 2021 | Sci Total Environ
In this review, we critically discuss the current state of the knowledge and aim to interconnect the complex processes that control the fate and transport of PFASs in groundwater.
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Characterization of an AFFF impacted freshwater environment using total fluorine, extractable organofluorine and suspect per- and polyfluoroalkyl substance screening analysis
Science
23 Mar 2021 | Chemosphere
A tool was developed to close the organofluorine mass balance and to tentatively identify overlooked PFASs in various water sources.
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Plasma Concentrations of Per- and Polyfluoroalkyl Substances and Body Composition from Mid-childhood to Early Adolescence
Science
23 Mar 2021 | J Clin Endocrinol Metab
Early-life exposure to some but not all PFAS may be associated with adverse changes in body fat levels.
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PFAS Water Lawsuits Expose Financial Impacts on State’s Poor Communities
Policy
22 Mar 2021
Santa Clarita, a comfortable exurb of some 213,000 residents about 30 miles northwest of Los Angeles, is one of hundreds of California communities and districts grappling with the pricey problem of drinking water that’s been tainted by PFAS.
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PFOS dominates PFAS composition in ambient fine particulate matter (PM) collected across North Carolina nearly 20 years after the end of its US production
Science
22 Mar 2021 | Environ Sci Process Impacts
This is the first US study to provide insights into ambient PFAS concentrations in PM2.5.