The last straw: Characterization of per- and polyfluoroalkyl substances in commercially-available plant-based drinking straws

31 Mar 2021 | Chemosphere

The presence of 21 PFAS in plant-based drinking straws demonstrates that they are not fully biodegradable, contributing to the direct human ingestion of PFAS and to the cycle of PFAS between waste streams and the environment.

Sea turtles across the North Pacific are exposed to perfluoroalkyl substances

31 Mar 2021 | Environ Pollut

PFOS was associated with developmental and immunosuppression in Pacific sea turtles.

High-throughput transcriptomic analysis of human primary hepatocyte spheroids exposed to per- and polyfluoroalkyl substances (PFAS) as a platform for relative potency characterization

30 Mar 2021 | Toxicol Sci

The data indicate that PFOA, PFBS, PFOS, and PFDA may have common molecular targets and toxicities, but that PFOS and PFDS are the most similar.

Per- and Polyfluoroalkyl Substances in Outdoor and Indoor Dust from Mainland China: Contributions of Unknown Precursors and Implications for Human Exposure

30 Mar 2021 | Environ Sci Technol

From 2013 to 2017, the median concentration of total PFAS in outdoor dust tripled with an elevated contribution of trifluoroacetic acid and 6:2 fluorotelomer alcohol.

Association between urinary per- and poly-fluoroalkyl substances and COVID-19 susceptibility

30 Mar 2021 | Environ Int

Elevated exposure to PFAS was independently associated with an increased risk of COVID-19 infection.

Environmental exposure to per- and polyfluoroalkyl substances mixture and male reproductive hormones

30 Mar 2021 | Environ Int

PFAS mixtures were found to inhibit the production of key reproductive hormones in men.

Critical Review on PFOA, Kidney Cancer, and Testicular Cancer

30 Mar 2021 | J Air Waste Manag Assoc

This critical review summarizes peer-reviewed epidemiological studies on PFOA and cancers of the kidneys and testes, these associations are most likely causal.

Exposure assessment of PFAS-contaminated sites using avian eggs as a biomonitoring tool: a frame of reference and a case study in the Po River valley (Northern Italy)

30 Mar 2021 | Integr Environ Assess Manag

PFOA and C6O4 were found in three species of wild passerines at unprecedented levels.

Per- and polyfluoroalkyl substances (PFASs) in Swedish household dust and exposure of pet cats

29 Mar 2021 | Environ Sci Pollut Res Int

Dust was found to be a relevant exposure pathway for the ingestion of some PFAS for cats, and the serum levels of PFAS could be of relevance for the cat's health.

Per- and polyfluoroalkyl mixtures toxicity assessment "Proof-of-Concept" illustration for the hazard index approach

25 Mar 2021 | J Toxicol Environ Health A

Hazard index scores were used as an initial assessment of multiple health effects of fluorinated mixtures.

Suspect Screening, Prioritization, and Confirmation of Environmental Chemicals in Maternal-Newborn Pairs from San Francisco

24 Mar 2021 | Environ Sci Technol

Methyl perfluoroundecanoate and 2-perfluorooctyl ethanoic acid were found in newborns during a critical development period.

Prenatal exposure to mixtures of persistent endocrine-disrupting chemicals and birth size in a population-based cohort of British girls

24 Mar 2021 | Epidemiology

PFAS was determined to be the most important contributor to the association with decreased birth weight.

Fate and transport of per- and polyfluoroalkyl substances (PFASs) in the vadose zone

23 Mar 2021 | Sci Total Environ

In this review, we critically discuss the current state of the knowledge and aim to interconnect the complex processes that control the fate and transport of PFASs in groundwater.