Serum per- and polyfluoroalkyl substance concentrations and longitudinal change in post-infection and post-vaccination SARS-CoV-2 antibodies
8 Oct 2023 | Environ Res
Higher levels of some PFAS in the bloodstream were associated with a lower initial immune response following infection but did not significantly affect the response to vaccination.
Estimation of the Half-Lives of Recently Detected Per- and Polyfluorinated Alkyl Ethers in an Exposed Community
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.
Per-and polyfluoroalkyl substances (PFAS) in grocery store foods: method optimization, occurrence, and exposure assessment
5 Oct 2023 | Environ Sci Process Impact
Enhanced PFAS detection methods for various food types revealed that 16 out of 22 grocery store products contained PFAS with some foods exceeding recommended daily intake limits set by the EPA.
Combustion of high-calorific industrial waste in conventional brick kilns: An emerging source of PFAS emissions to agricultural soils
5 Oct 2023 | Sci Total Environ
The combustion of industrial waste in brick kilns was found to be a novel source of ultrashort-chain, short-chain, and legacy PFAS in Pakistan, exposing nearby communities to harmful levels of PFAS.
The sources and bioaccumulation of per-and polyfluoroalkyl substances in animal-derived foods and the potential risk of dietary intake
2 Oct 2023 | Sci. Total Environ.
This review highlights that PFAS can accumulate in animal-derived foods, particularly in seafood and meat, posing potential health risks, especially for women and children, and emphasizes the importance of understanding PFAS contamination in food safety management.
Per- and polyfluoroalkyl substances in umbilical cord serum and body mass index trajectories from birth to age 10 years: Findings from a longitudinal birth cohort (SMBCS)
28 Sep 2023 | Environ Int
Certain PFAS such as, PFUnDA and PFDoDA, in umbilical cord serum were associated with higher BMI from birth to age 10 years.
Cloth–Air Partitioning of Neutral Per-and Polyfluoroalkyl Substances (PFAS) in North Carolina Homes during the Indoor PFAS Assessment (IPA) Campaign
27 Sep 2023 | Environ. Sci. Technol.
Measuring nine neutral PFAS in air and cotton cloths in North Carolina homes revealed that fluorotelomer alcohols are prevalent in indoor air while perfluorooctane sulfonamidoethanols accumulate significantly in cloth over time, highlighting prolonged indoor presence and exposure risks of PFAS.
Good Practices and Practical Considerations for Research with Perfluoroalkyl Substances
27 Sep 2023 | Chemistry - Methods
This review highlights and amalgamates the suggestions and methodologies currently available to enable successful PFAS research in any laboratory.
Association between per- and polyfluoroalkyl substances (PFAS) and depression in U.S. adults: A cross-sectional study of NHANES from 2005 to 2018
27 Sep 2023 | Environ Res
PFAS was found to be associated with decreased mental health in adults at very low and very high levels, but other studies are needed to determine a causal association and toxicological mechanisms to explain this association.
Exposure to Perfluoroalkyl Substances and Associations with Pubertal Onset and Serum Reproductive Hormones in a Longitudinal Study of Young Girls in Greater Cincinnati and the San Francisco Bay Area
26 Sep 2023 | Environ Health Perspect
Higher serum PFOA levels in young women, compared to the U.S. average, were associated with delayed puberty after adjusting for race and BMI.
Invited Perspective: PFAS and Pubertal Timing in Girls-A Maturing Literature
26 Sep 2023 | Environ Health Perspect
This study highlights the association between PFAS exposure during mid to late childhood and delays in pubertal milestones, raising questions about the effects of PFAS mixtures, interactions with dietary factors, sensitive exposure windows, and the health impacts of emerging PFAS contaminants.
Associations between PFAS concentrations and the oxidative status in a free-living songbird (Parus major) near a fluorochemical facility
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.
Impact of per-and polyfluorinated alkyl substances (PFAS) on the marine environment: Raising awareness, challenges, legislation, and mitigation approaches under the One Health concept
25 Sep 2023 | Mar. Pollut. Bull.
The authors call for more recognition of the long-term impact of PFAS on the marine environment, discussing mitigation challenges and approaches, regulations and ecosystem management, and the exacerbation of PFAS persistence and bioaccumulation by climate changes and synergies with other pollutants.
A critical review of perfluoroalkyl and polyfluoroalkyl substances (PFAS) landfill disposal in the United States
25 Sep 2023 | Sci. Total Environ.
Annually, an estimated 7.5 metric tons of PFAS enter municipal solid waste landfills, with the majority staying in the solid waste and 16% leaving through leachate and landfill gas.
Concentrations of per- and polyfluoroalkyl substances (PFAS) in paired tap water and blood samples during pregnancy
25 Sep 2023 | J Expo Sci Environ Epidemiol
In pregnant women, it was found that PFHpA in drinking water correlated with PFAS levels in the participants' blood, highlighting potential health risks associated with contaminated water consumption.