Perfluoroalkyl Substances (PFAS) Affect Inflammation in Lung Cells and Tissues

10 May 2023 | Int. J. Mol. Sci.

PFOA and PFOS alone or in a mixture were found to cause decreased respiratory ability in human bronchial cells.

Per-and Polyfluoroalkyl Substances (PFAS) Mixture during Pregnancy and Postpartum Weight Retention in the New Hampshire Birth Cohort Study (NHBCS)

10 May 2023 | Toxics

PFAS exposure may be associated with decreased ability to lose weight after childbirth in mothers.

Perfluorooctanoic Acid (PFOA) Exposure and Abnormal Alanine Aminotransferase: Using Clinical Consensus Cutoffs Compared to Statistical Cutoffs for Abnormal Values

10 May 2023 | Toxics

The use of risk-based cutoff values for determining liver function increases the association between PFOA exposure and liver damage.

PFAS contaminated asphalt and concrete - Knowledge gaps for future research and management

9 May 2023 | Sci Total Environ

A review of the knowledge gaps and future research directions for managing contamination in asphalt and concrete from PFAS in AFFF.

A review of the occurrence, transformation, and removal technologies for the remediation of per- and polyfluoroalkyl substances (PFAS) from landfill leachate

8 May 2023 | Chemosphere

This paper critically reviews various treatment techniques for PFAS removal in landfill leachates and provides guidance for promoting environmental protection and sustainable development of PFAS remediation in landfill leachate.

Dietary and maternal sociodemographic determinants of perfluoroalkyl and polyfluoroalkyl substance levels in pregnant women

6 May 2023 | Chemosphere

Fish, seafood, animal offal, and high-fat foods were significant sources of PFAS, and the authors suggest that exposure may be reduced by consuming more plant-based foods and potential interventions like drinking water treatment.

Associations between Per-and Polyfluoroalkyl Substances Exposures and Blood Lipid Levels among Adults—A Meta-Analysis

4 May 2023 | EHP

This meta-analysis concluded that PFOA and PFOS are significantly associated with increased cholesterol levels in human blood.

Environmental Exposure to Emerging Alternatives of Per- and Polyfluoroalkyl Substances and Polycystic Ovarian Syndrome in Women Diagnosed with Infertility: A Mixture Analysis

3 May 2023 | Environ Health Perspect

Environmental exposure to a PFAS mixture was associated with an increased incidence of abnormal ovarian health in infertile women, with 6:2 Cl-PFESA, HFPO-DA, PFOS, and PFDoA being the major contributors, especially in overweight women.

End-of-life circulation of PFAS in metal recycling streams: A sustainability-focused review

1 May 2023 | Res. Cons. and Recycling

Many PFAS were detected in automobile shredder residue – the mixed material waste from vehicles at their end-of-life – with important implications for the circular economy and for PFAS contamination in landfills and wastewater.

Occurrence and risk assessments of per-and polyfluoroalkyl substances in tea bags from India

1 May 2023 | Food Control

PFOS, PFHxS, and PFuNA were abundantly present in tea bag materials and tea powder, with PFOS and PFHxS contributing to high levels of exposure.

Association of Early Pregnancy Perfluoroalkyl and Polyfluoroalkyl Substance Exposure With Birth Outcomes

1 May 2023 | JAMA Netw Open

Associations between blood PFOS and PFNA concentrations and lower birth weight, and between PFNA and preterm birth were noted only among mothers whose prenatal folic acid levels were low.

Association between prenatal and early postnatal exposure to perfluoroalkyl substances (PFAS) and IQ score in 7-year-old children from the Odense Child Cohort

29 Apr 2023 | Am J Epidemiol.

Maternal PFOS and PFNA concentrations were associated with lower IQ in children.

[Opinion] What Limits Will the World Health Organization Recommend for PFOA and PFOS in Drinking Water?

26 Apr 2023 | Environ. Sci. Technol.

To support the work of public health agencies worldwide providing people with safe drinking water, the WHO guidance levels need to be updated to reflect scientific evidence.

Analytical approaches for screening of per-and poly fluoroalkyl substances in food items: A review of recent advances and improvements

26 Apr 2023 | Environ Pollut

The authors suggest improvements for PFAS analysis in foods, such as using emerging extraction methods as a fast and less labor-intensive approach, and make further suggestions regarding PFAS detection.

Impact of PFAS exposure on prevalence of immune-mediated diseases in adults in the Czech Republic

26 Apr 2023 | Environ Res.

PFAS exposure was found to have some adverse immune effects, including an association of elevated PFOS levels in men with higher rates of eczema.