Association of per- and polyfluoroalkyl substance exposure with metabolic syndrome and its components in adults and adolescents
16 Oct 2023 | Environ Sci Pollut Res Int
A population-based study found that PFAS were negatively associated with the prevalence of metabolic syndrome in both adults and adolescents, although there were conflicting findings across different components of this syndrome, indicating a complex relationship between PFAS exposure and metabolic health.
Environmental exposure to legacy and emerging per- and polyfluoroalkyl substances and endometriosis in women of childbearing age
14 Oct 2023 | Sci. Total Environ.
PFOA and certain PFOS isomers were positively associated with an increased risk of endometriosis.
Nontarget Screening Strategies for PFAS Prioritization and Identification by High Resolution Mass Spectrometry: A Review
14 Oct 2023 | Trends Environ. Anal. Chem.
Advanced analytical techniques, like non-target screening using high-resolution mass spectrometry, have been developed to identify different PFAS and address challenges due to the vast number and diversity of these compounds and the lack of standards. However, difficulties remain in identifying unknown PFAS in complex environmental samples.
Elevated Levels of Ultrashort- and Short-Chain Perfluoroalkyl Acids in US Homes and People
11 Oct 2023 | Environ Sci Technol
This study observed strong connections between the amounts of TFA, PFBA, and PFHpA in dust or water and their presence in the bloodstream, indicating that inhaling dust or drinking contaminated water are significant ways people are exposed to these short and ultra-short PFAS.
Kinetics and Mechanism of Ultrasonic Defluorination of Fluorotelomer Sulfonates
9 Oct 2023 | J. Phys. Chem. A
Ultrasound waves were found to effectively break down FTSAs of various sizes with the potential to degrade other PFAS.
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.