Showing 1-15 of 316
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Sex specificity in associations between exposure to a mixture of per and poly-fluoroalkyl substances and anxiety among US adults
Science
7 Jan 2025 | J Expo Sci Environ Epidemiol
Exposure to mixtures of PFAS was linked to anxiety in U.S. adults, with males showing decreased anxiety and females showing increased anxiety, highlighting sex-specific effects.
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Per-and polyfluoroalkyl substances in paired serum and breastmilk samples among pregnant farmworkers in Thailand
Science
16 Dec 2024 | Int. J. Hyg. Environ. Health.
PFOS and PFNA were the most commonly detected PFAS in breastmilk from Thai farmworkers, with lactational transfer efficiencies up to 14.7%, highlighting a significant route of postnatal exposure for infants.
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Associations of early life per- and polyfluoroalkyl substances (PFAS) exposure with body mass index and risk of overweight or obesity at age 2-18 years: Mixture analysis in the prospective Boston Birth Cohort
Science
15 Dec 2024 | Environ Int
Early-life exposure to PFAS is associated with an increased risk of childhood obesity, with effects influenced by maternal pre-pregnancy obesity, child age, and PFAS mixture, highlighting the need for further investigation into long-term health impacts and preventive strategies.
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Examining Disparities in PFAS Plasma Concentrations: Impact of Drinking Water Contamination, Food Access, Proximity to Industrial Facilities and Superfund Sites
Science
14 Nov 2024 | Environ Res.
PFAS plasma levels were higher in individuals living near Superfund sites or PFAS-polluting facilities and in areas with low food access, with drinking water contamination contributing significantly to elevated plasma PFOS, PFOA, and PFHxS levels, highlighting disparities in PFAS exposure driven by industrial and socioeconomic factors.
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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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Determination of per- and polyfluoroalkyl substances (PFAS) in six different fish species from Swiss lakes
Science
1 Oct 2024 | Anal Bioanal Chem
Significant PFAS contamination was found in freshwater fish from Swiss lakes, particularly in European Perch, with PFOS and PFHxS levels often exceeding EU safety limits, highlighting the need for ongoing monitoring and regulation to protect aquatic ecosystems and human health through decreased fish consumption.
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Prenatal exposure to PFAS and the association with neurobehavioral and social development during childhood
Science
25 Sep 2024 | Int J Hyg Environ Health
Prenatal exposure to PFAS shows mixed effects on children's neurobehavioral and social development markers like behavioral issues and anxiety, but strong associations were not found in this population with low PFAS exposure and depended on the children’s sex, type of PFAS, and developmental outcome.
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Per-and polyfluoroalkyl substances and disrupted sleep: mediating roles of proteins
Science
23 Sep 2024 | Environmental Advances
Exposure to certain PFAS chemicals has been associated with shorter sleep duration and increased sleep disturbances in young adults, potentially due to disruptions in metabolic and immune system functions.
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Per- and polyfluoroalkyl substances exposure is associated with polycystic ovary syndrome risk among women attending a fertility clinic
Science
6 Aug 2024 | Sci Total Environ
Exposure to certain PFAS, particularly PFOS and PFHxS, has been linked to an increased risk of polycystic ovary syndrome among women seeking fertility treatment, even at lower exposure levels, highlighting the reproductive health risks associated with PFAS.
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The long-chain polyfluorinated alkyl substance perfluorohexane sulfonate (PFHxS) promotes bone marrow adipogenesis
Science
5 Aug 2024 | Toxicol Appl Pharmacol
PFAS, particularly PFHxS, can accumulate in bones and promote the formation of bone marrow fat, potentially increasing the risk of conditions like osteoporosis and tumor progression. This study highlights the need for further research on the health impacts of PFHxS exposure, especially in combination with a high-fat diet.
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Chemical threats for the sentinel Pygoscelis adeliae from the Ross Sea (Antarctica): Occurrence and levels of persistent organic pollutants (POPs), perfluoroalkyl substances (PFAS) and mercury within the largest marine protected area worldwide
Science
7 Jul 2024 | Sci Total Environ
A study of unhatched Adélie penguin eggs from the Ross Sea Marine Protected Area in Antarctica revealed ongoing presence of legacy pollutants and the first detection of PFAS, underscoring the need for continued monitoring to assess the effectiveness of conservation efforts against human impacts.
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Association of co-exposure to organophosphate esters and per- and polyfluoroalkyl substances and mixture with cardiovascular-kidney-liver-metabolic biomarkers among Chinese adults
Science
4 Jun 2024 | Ecotoxicol Environ Saf
Exposure to common environmental contaminants like organophosphate esters and PFAS, especially PFHxS and PFNA, is associated with disruptions in liver function and cholesterol levels, suggesting potential risks for chronic diseases due to their widespread presence in the human body.
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Investigation of the Link between Per- and Polyfluoroalkyl Substances and Stress Biomarkers in Bottlenose Dolphins
Science
14 May 2024 | Environ Sci Technol
Exposure to various PFAS chemicals in bottlenose dolphins from South Carolina and Florida correlates with changes in stress-related cortisol levels, suggesting PFAS may impact their stress response and highlighting the need for further long-term research.
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Per- and polyfluoroalkyl substances (PFAS) and fetal growth: A nation-wide register-based study on PFAS in drinking water
Science
8 May 2024 | Environ Int
A nationwide study in Sweden found no clear link between maternal exposure to certain PFAS during pregnancy and newborn birthweight or risk of being small-for-gestational-age, but did find a slight increase in the risk of being large-for-gestational-age, particularly associated with PFOS.
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Associations between serum perfluoroalkyl and polyfluoroalkyl concentrations and diabetes mellitus in the Korean general population: Insights from the Korean National Environmental Health Survey 2018-2020
Science
26 Apr 2024 | Int J Hyg Environ Health
PFAS exposure and prediabetes risk in the general Korean population was found to have a significant positive association between specific PFAS compounds, such as PFHxS and PFOS, and the risk of pre-diagnostic diabetes and prediabetes.