Latest Science
Association between mixed exposure to per-and polyfluoroalkyl substances and metabolic syndrome in Korean adults: Data from the Korean National environmental health survey cycle 4
1 Aug 2024 | Int. J. Hyg. Environ. Health
Exposure to multiple PFAS increases the risk of metabolic syndrome—a cluster of conditions including obesity, high blood pressure, high triglycerides, low HDL cholesterol, and high blood sugar—particularly in females, with significant contributions from PFNA.
Combined screening and retroactive data mining for emerging perfluoroethers in wildlife and pets in the Cape Fear Region of North Carolina
29 Jul 2024 | Chemosphere
Non-targeted analysis techniques uncovered novel fluorinated compounds, such as PFO6TeDA, PFO7HxDA, PFO8OcDA, and Nafion byproduct 6, in wildlife but not domestic animals in the Cape Fear River region, with PFO6TeDA being the most frequently detected, necessitating further studies to assess the impact of regrettable substitutes on wildlife and humans.
Examining the Impact of Polyfluoroalkyl Substance Exposure on Erythrocyte Profiles and Its Related Nutrients: Insights from a Prospective Study on Young Taiwanese
29 Jul 2024 | Environ. Pollut.
A decade-long study of 502 young Taiwanese individuals found that PFAS exposure is associated with changes in erythrograms, linking specific PFAS compounds to increased transferrin saturation and decreased vitamin B12 levels, with significant interactions involving iron status, vitamin B12, and folate.
Determination of legacy and emerging per-and polyfluoroalkyl substances (PFAS) in indoor and outdoor air
25 Jul 2024 | ACS ES&T Air
High levels of fluorotelomer alcohols (FTOHs) and other legacy & emerging PFAS were found in indoor and outdoor air, with significant temporal variations and distinct gas/particle partitioning, highlighting the need for better understanding and regulation of airborne PFAS.
Forever Pesticides: A Growing Source of PFAS Contamination in the Environment.
24 Jul 2024 | Environ Health Perspect
Analysis of PFAS in pesticide products found that the biggest contributor to PFAS in pesticides was active ingredients and their degradation products, as well as PFAS leaching from fluorinated containers into pesticides.
[Perspective] The Far Reach of PFAS-Inert Ingredients and Adjuvants in Pesticide Formulations
24 Jul 2024 | Environ Health Perspect
New attention to PFAS presence in pesticide formulations represents an opportunity for the EPA to improve the scientific validity of pesticide risk assessment, especially considering chemical mixtures.
Interaction and coexistence characteristics of dissolved organic matter and toxic metals with per- and polyfluoroalkyl substances in landfill leachate
24 Jul 2024 | Environ Res
Landfill leachate containing PFAS poses significant environmental risks, with high concentrations of short-chain PFAS like PFBA and PFBS strongly interacting with dissolved organic matter and toxic metals, particularly manganese, highlighting the need for better management strategies.
Interaction of microplastics with perfluoroalkyl and polyfluoroalkyl substances in water: A review of the fate, mechanisms and toxicity
23 Jul 2024 | Sci Total Environ
Microplastics and PFAS, both prevalent in aquatic environments, interact to enhance their combined toxicity, with this review examining their interaction mechanisms, influencing factors, and impacts on environmental distribution, providing insights for understanding their fate and toxicity.
[Perspective] From “forever chemicals” to fluorine-free alternatives
18 Jul 2024 | Science
PFAS are persistent chemicals with significant health hazards, leading to regulatory actions and efforts to find safer alternatives, which present challenges in ensuring effective replacements without causing unintended consequences or compromising performance.
Nontarget Analysis of Legacy and Emerging PFAS in a Lithium-Ion Power Battery Recycling Park and Their Possible Toxicity Measured Using High-Throughput Phenotype Screening
17 Jul 2024 | Environ Sci Technol
The rapid growth of the lithium-ion battery recycling industry and scarcity of battery materials is raising concerns about environmental risks, particularly from PFAS, with a study identifying 25 types of PFAS in battery recycling areas and highlighting their toxicity and widespread presence.
Effect of Short-term Sample Storage and Preparatory Conditions on Losses of 18 Per-and Polyfluoroalkyl Substances (PFAS) to Container Materials
15 Jul 2024 | Chemosphere
Glass and PET labware containers had the lowest losses of PFAS to adsorption, highlighting the need for careful selection of container materials and storage conditions when analyzing PFAS, especially for long-chain compounds.
The Fate of Fluorine Post Per-and Polyfluoroalkyl Substances Destruction during the Thermal Treatment of Biosolids: A Thermodynamic Study
15 Jul 2024 | Energies
PFAS found in biosolids can be partially destroyed and converted to smaller compounds during thermal treatment, with factors like feedstock composition and the addition of minerals significantly affecting the emission and capture of fluorine compounds, offering insights for optimizing thermal treatment processes.
Accumulation of Per-and Polyfluoroalkyl Substances (PFAS) in Coastal Sharks from Contrasting Marine Environments: The New York Bight and The Bahamas
12 Jul 2024 | ES&T
Sharks from the New York Bight have significantly higher and more diverse concentrations of PFAS compared to those from the Bahamas, highlighting the impact of human population density on PFAS accumulation in marine predators.
A Multi-Factor Analysis Linking Environmental Stressors with Presence of Per-and Polyfluoroalkyl Substances (PFAS) in a Coastal Lagoon
12 Jul 2024 | ACS ES&T Water
Machine learning analysis of surface water samples from the Indian River Lagoon identified salinity as a key factor associated with the presence of PFAS, particularly long-chain carboxylic compounds, suggesting the need for targeted monitoring and interventions based on environmental factors.
Combining Advanced Analytical Methodologies to Uncover Suspect PFAS and Fluorinated Pharmaceutical Contributions to Extractable Organic Fluorine in Human Serum (Tromsø Study).
10 Jul 2024 | Environ. Sci. Technol.
Traditional PFAS monitoring cannot fully account for extractable organic fluorine (EOF) levels in human blood, but recent screening of human serum in Norway revealed that fluorinated pharmaceuticals significantly contribute to EOF, closing the mass balance for some but not all samples.