Showing 121-135 of 1095
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Exposure to perfluoroalkyl and polyfluoroalkyl substances and pediatric obesity: a systematic review and meta-analysis
Science
31 Oct 2023 | Int J Obes (Lond)
The review investigated the potential impact of PFAS on childhood obesity. It observed a possible inverse relationship between postnatal PFAS exposure and changes in body mass index though the review was limited by the small number of studies.
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Chemical crisis: The unseen toxic threat contaminating wildlife worldwide
News
28 Oct 2023 | The Hill
An unseen but growing chemical contamination crisis is threatening wildlife across all seven continents, exacerbating a host of environmental threats they’re already facing.
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Trends in Serum Per-and Polyfluoroalkyl Substance (PFAS) Concentrations in Teenagers and Adults, 1999–2018 NHANES
Science
27 Oct 2023 | Int. J. Environ. Res. Public Health
Some longer chain PFAS levels in serum have decreased over time, however they are still detected in drinking water and consumer products, with certain racial/ethnic groups showing differing levels of exposure, highlighting the need for continued monitoring.
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Per- and Polyfluoroalkyl Substances (PFAS) in PubChem: 7 Million and Growing
Science
23 Oct 2023 | Environ. Sci. Technol.
The Organisation for Economic Co-operation and Development's 2021 revision of the PFAS definition has led to the inclusion of over 7 million PFAS compounds in PubChem.
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Metabolic Perturbations Associated with an Exposure Mixture of Per-and Polyfluoroalkyl Substances in the Atlanta African American Maternal-Child Cohort
Science
19 Oct 2023 | Environ Sci Technol
Prenatal exposure to a mixture of PFAS chemicals, including PFOA, PFNA, PFOS, and PFHxS, is associated with significant metabolic perturbations indicative of systemic inflammation and oxidative stress in pregnant African-American women, highlighting the importance of considering the joint effects of these chemicals on human health.
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Environmental exposure to legacy and emerging per- and polyfluoroalkyl substances and endometriosis in women of childbearing age
Science
14 Oct 2023 | Sci. Total Environ.
PFOA and certain PFOS isomers were positively associated with an increased risk of endometriosis.
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Estimation of the Half-Lives of Recently Detected Per- and Polyfluorinated Alkyl Ethers in an Exposed Community
Science
6 Oct 2023 | Environ Sci Technol
The biological half-lives of fluoroethers were found to be shorter compared to PFOA and PFOS, but longer than PFHxA and PFHpA according to a model combining estimates from exposed populations and literature values.
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Associations between PFAS concentrations and the oxidative status in a free-living songbird (Parus major) near a fluorochemical facility
Science
25 Sep 2023 | Environ Pollut
Some songbirds with high PFAS concentrations exhibit increased antioxidant defenses, indicating that they have managed to protect themselves against potential PFAS-induced oxidative stress, which may impact their overall well being.
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An integrated assessment of ecological and human health risks of per- and polyfluoroalkyl substances through toxicity prediction approaches
Science
18 Sep 2023 | Sci Total Environ
PFOS and PFOA are the most prevalent PFAS in surface water and in humans, and modeling indicates that they result in endocrine disruption and multi-generational behavioral effects.
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Per- and polyfluoroalkyl substances and sleep health in U.S. adults, NHANES 2005-2014
Science
6 Sep 2023 | Environ Res
No indications were found that exposure to four legacy PFAS compounds has a detrimental impact on the self-reported sleep quality of U.S. adults.
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Prenatal and Childhood Per- and Polyfluoroalkyl Substance (PFAS) Exposures and Blood Pressure Trajectories From Birth to Late Adolescence in a Prospective US Prebirth Cohort
Science
29 Aug 2023 | J Am Heart Assoc
Prenatal and childhood PFAS exposures were associated with blood pressure at specific times, but associations were not consistent across all time points or PFAS types.
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Exposure to Per-and Polyfluoroalkyl Substances in Women With Twin Pregnancies: Patterns and Variability, Transplacental Transfer, and Predictors
Science
28 Aug 2023 | J. Hazard. Mater.
PFOS, PFOA, and 6:2 Cl-PFESA were identified as the most dominant PFAS in both maternal and twin cord serum.
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All About PFAS, the ‘Forever Chemicals’ That US and EU Are Targeting
News
24 Aug 2023 | The Washington Post
Meet PFAS, a class of chemicals that some scientists call the next DDT.
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Chronic Exposure to a PFAS Mixture Resembling AFFF-Impacted Surface Water Decreases Body Size in Northern Leopard Frogs
Science
23 Aug 2023 | Environ Sci Technol
Exposure to a PFAS mixture resembling those in AFFF-contaminated waters inhibits growth in amphibians undergoing metamorphosis in outdoor aquatic environments.
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Temporal Decline in Serum PFAS Concentrations among Metropolitan Firefighters: Longitudinal Study on Post-Exposure Changes following PFAS Foam Cessation
Science
22 Aug 2023 | Environ. Int.
After switching from AFFF to alternative firefighting foams, younger firefighters and those with minimal prior occupational PFAS exposure experienced substantially greater annual reductions in PFAS blood levels.