Showing 1-15 of 109
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Individual and mixtures of PFAS during pregnancy are associated with maternal cardiometabolic outcomes during pregnancy
Science
30 Apr 2025 | Environ Health
The majority of pregnant woman tested in central Arkansas had PFAS in her blood, and those with the highest levels showed shifts in cholesterol, triglycerides, resting pulse, and diastolic blood pressure— indicating potential harm to heart health during pregnancy.
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Oregon moves to regulate harmful ‘forever chemicals’
Policy
2 Apr 2025
Oregon’s list of regulated hazardous substances is getting its first update in nearly two decades with the addition of six “forever chemicals” known to harm human health.
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Bone cell differentiation and mineralization in wild-type and osteogenesis imperfecta zebrafish are compromised by per-and poly-fluoroalkyl substances (PFAS)
Science
17 Jan 2025 | Sci Rep
Exposure to PFOS, PFOA, and PFHxA harmed bone development in zebrafish, disrupting bone cell growth, increasing cell death, and affecting fat storage, with more severe effects in the zebrafish with pre-existing bone issues.
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Presence of Perfluorohexanoic Acid in Fluoroelastomer Watch Bands
Science
18 Dec 2024 | Environ. Sci. Technol. Lett.
The detection of high PFHxA concentrations in fluoroelastomer watch bands raises significant concerns about dermal exposure and potential health impacts, emphasizing the need for further studies on its absorption and toxicity.
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Study of Endocrine-Disrupting Chemicals in Infant Formulas and Baby Bottles: Data from the European LIFE-MILCH PROJECT
Science
18 Nov 2024 | Molecules
Infant formulas and baby bottles were found to contain endocrine-disrupting chemicals, including PFAS such as PFOA, PFBS, PFDA, PFHxA, and PFHpA, along with phthalates, bisphenols, metals, and more, highlighting the need for stricter monitoring and public health interventions to protect infants.
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Leachability of per- and poly-fluoroalkyl substances from contaminated concrete
Science
5 Nov 2024 | Environ Sci Process Impacts
PFAS chemicals, like PFOS and PFHxA, can leach significantly from concrete contaminated from use of aqueous film-forming foams at airports, defense, and port facilities, with leaching behavior influenced by factors like particle size, pH, and individual PFAS properties.
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Occurrence and potential ecological risks of PFAS in Pampulha Lake, Brazil, a UNESCO world heritage site
Science
10 Jul 2024 | Sci Total Environ
PFAS have been found in high concentrations in Pampulha Lake, Brazil, posing ecological risks and potential health concerns due to bioaccumulation in fish, highlighting the need for more research in urban watersheds of low and middle-income countries.
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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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Is it raining PFAS in France? An analysis of 52 PFAS at ng/L levels in French rainwaters during Autumn season
Science
27 Oct 2023 | J Environ Qual
This study analyzed rainwater in France for PFAS and detected the presence of PFNA, PFUnA, and PFHxA while also emphasizing the importance of environmental surveillance and improved analysis methods.
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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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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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Determination of several PFAS groups in food packaging material from fast-food restaurants in France
Science
14 Aug 2023 | Chemosphere
PFHxA, 6:2 FTS, and 6:2/6:2 diPAP were found in all fast-food packaging samples in France, along with many other PFAS found in certain samples.
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Exposure characteristics of legacy and novel per- and polyfluoroalkyl substances in blood and association with hypertension among low-exposure population
Science
29 Jul 2023 | J Hazard Mater
Among participants with low levels of PFAS exposure, PFHxA showed a positive association with risk of hypertension, while a novel PFAS, 6:2 Cl-PFESA, showed a negative association.
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Perfluorinated Compounds (PFCs) in River Waters of Central Italy: Monthly Variation and Ecological Risk Assessment (ERA)
Science
6 Apr 2023 | Arch Environ Contam Toxicol
PFOS concentrations were classified as medium to high risk for the aquatic environment in all river samples, which also frequently contained PFBA, PFPeA, PFHxA, and PFOA, especially in summer months.
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PFAS: forever chemicals—persistent, bioaccumulative and mobile. Reviewing the status and the need for their phase out and remediation of contaminated sites
Science
23 Mar 2023 | ESEU
The authors of this review conclude that substituting individual PFAS recognized as hazardous with other possibly equally hazardous PFAS with virtually unknown chronic toxicity should not be a solution.