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Showing 1471-1485 of 1822

• Ticks as novel sentinels to monitor environmental levels of per- and polyfluoroalkyl substances (PFAS)

  Science

  28 Sep 2021 | Environ Sci Process Impacts

  Four different species of ticks, across two states, were analyzed for 53 PFAS, with the most detects in wetlands.

• Associations among maternal perfluoroalkyl substance levels, fetal sex-hormone enzymatic gene polymorphisms, and fetal sex hormone levels in the Hokkaido study

  Science

  28 Sep 2021 | Reprod Toxicol

  PFAS exposure was associated with abnormal hormone levels leading to disrupted development.

• Overview of the Mechanisms of Action of Selected Bisphenols and Perfluoroalkyl Chemicals on the Male Reproductive Axes.

  Science

  27 Sep 2021 | Front Genet

  PFAS exposure inhibited men’s ability to reproduce by altering key hormones.

• 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.

• Organofluorine Mass Balance Analysis of Whole Blood Samples in Relation to Gender and Age.

  Science

  21 Sep 2021 | Environ Sci Technol

  Over 50% of extractable organofluorine could not be explained by the 63 monitored PFAS in the female Swedish population.

• 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.

• Waccamaw Siouan Tribal Members Are Sick, And They Want To Know Why

  News

  17 Sep 2021 | The Pulse

  For over four years, representatives of the tribe have asked state officials to test their private wells for GenX chemicals, to no avail.

• 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.

• Modelling the sorption behaviour of perfluoroalkyl carboxylates and perfluoroalkane sulfonates in soils

  Science

  14 Sep 2021 | Sci Total Environ .

  This study develops a new parametric model to predict the sorption of PFAS in soils, which can be linked to the disbursement of these contaminants.

• Harnessing electronic health records to study emerging environmental disasters: a proof of concept with perfluoroalkyl substances (PFAS)

  Science

  14 Sep 2021 | NPJ Digit Med

  This proof-of-concept study confirms that health records can be used to study human health and disease impacts of environmental disasters and produces equivalent disease-exposure knowledge to prospective epidemiology studies while remaining cost-effective.

• Comparative characterization of microbial communities that inhabit PFAS-rich contaminated sites: A case-control study

  Science

  14 Sep 2021 | J Hazard Mater

  Soil microbial communities were found to have adverse reactions to PFAS which may put crops at risk.

• Prenatal and postnatal exposure to PFAS and cardiometabolic factors and inflammation status in children from six European cohorts.

  Science

  14 Sep 2021 | Environ Int

  Prenatal, rather than postnatal, PFAS exposure might contribute to increased obesity in children.

• The Problem Of ‘Forever Chemicals’ in Marinette, and the Solutions That Could Take as Long

  News

  13 Sep 2021 | Up North Issues

  Marinette has found PFOA at levels as high as 254,000 ppt, and PFOS at levels as high as 64,000 ppt.

• 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.

• Exposure to a mixture of legacy, alternative, and replacement per- and polyfluoroalkyl substances (PFAS) results in sex-dependent modulation of cholesterol metabolism and liver injury

  Science

  8 Sep 2021 | Environ Int

  Exposure of mice to a mixture of PFAS results in abnormal modulation of cholesterol levels leading to increased liver weight and inflammation.