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• Source apportionment and crop bioaccumulation of perfluoroalkyl acids and novel alternatives in an industrial-intensive region with fluorochemical production, China: Health implications for human exposure

  Science

  22 Sep 2021 | J Hazard Mater

  Through crop consumption, short-chained PFAAs and novel alternatives might pose emerging human health threats.

• What we need to know to address PFAS contamination

  Policy

  21 Sep 2021

  To help manage PFAS contamination, researchers affiliated with the Global PFAS Science Panel have called out key knowledge gaps that need to be addressed.

• Addressing Urgent Questions for PFAS in the 21st Century

  Science

  21 Sep 2021 | Environ Sci Technol

  Six urgent questions relevant to science, technology, and policy were proposed to aid in addressing the -- PFAS problem.

• Production of forever chemicals emits potent greenhouse gases, analysis finds

  News

  16 Sep 2021 | The Guardian

  A new analysis of EPA data has revealed that PFAS chemicals – often known as “forever chemicals” due to their longevity in the environment – are contributing to the climate crisis as their production involves the emission of potent greenhouse gases.

• EPA proposes first limits to PFAS in wastewater

  Policy

  14 Sep 2021

  The EPA on Wednesday announced plans for regulation that would for the first time set limits on levels of PFAS, that certain manufacturers and users of the chemical compound discharge in wastewater.

• Transport and environmental risks of perfluoroalkyl acids in a large irrigation and drainage system for agricultural production

  Science

  11 Sep 2021 | Environ Int

  Up to 40% of tolerant daily intake came from humans eating contaminated aquatic organisms.

• [Blog] Guidance on New PFAS Reporting Rule for Manufacturers

  Policy

  8 Sep 2021

  In the last 10 years, have you manufactured, processed or imported products containing per- and polyfluoroalkyl substances (PFAS)? If so, be aware - the EPA may soon require a detailed report.

• Use of glioma to assess the distribution of patterns of perfluoroalkyl and polyfluoroalkyl substances in human brain

  Science

  8 Sep 2021 | Environ Res

  PFAS, including short chains, were found inside the brain circumnavigating the blood-brain barrier.

• Potency ranking of per- and polyfluoroalkyl substances using high-throughput transcriptomic analysis of human liver spheroids

  Science

  8 Sep 2021 | Toxicol Sci

  Longer-chain compounds (7 to 10 carbons) were more likely to induce changes in gene expression.

• The role of maternal high fat diet on mouse pup metabolic endpoints following perinatal PFAS and PFAS mixture exposure

  Science

  8 Sep 2021 | Toxicology

  PFAS mixtures were found to have increased detrimental effects, especially when transferred from mother to offspring.

• Systemic toxicity induced by topical application of heptafluorobutyric acid (PFBA) in a murine model

  Science

  8 Sep 2021 | Food Chem Toxicol

  Sustained dermal exposure to PFBA induces liver toxicity and raises concerns of short-chain PFAS being promoted as safer alternatives.

• Exposure to Perfluoroalkyl Substances and Glucose Homeostasis in Youth

  Science

  8 Sep 2021 | Environ Health Perspect

  Youth exposure to PFHxS was associated with abnormal metabolism in females, especially after puberty.

• FDA Releases PFAS Testing Results from First Survey of Nationally Distributed Processed Foods

  Policy

  1 Sep 2021

  The U.S. Food and Drug Administration released the first survey of PFAS in nationally distributed processed foods, including several processed baby foods.

• Per/polyfluoroalkyl substances production, applications and environmental impacts

  Science

  31 Aug 2021 | Bioresource Tech.

  Current chemical and biological remediation technologies are expensive/not effective and thus new remediation technologies must be developed.

• Rapid Determination of Per- and Polyfluoroalkyl Substances (PFAS) in Harbour Porpoise Liver Tissue by HybridSPE-UPLC-MS/MS

  Science

  31 Aug 2021 | Toxics

  A new analytical method was optimized for use on mammalian tissues with up to 89% detection.