Showing 2386-2400 of 4619
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Per- and Polyfluoroalkyl Substance Exposure Combined with High-Fat Diet Supports Prostate Cancer Progression
Science
9 Nov 2021 | Nutrients
PFOS exposure in conjunction with a high-fat diet may contribute to prostate cancer development and increase tumor aggressiveness.
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Perfluorooctane sulfonate (PFOS) triggers migration and invasion of esophageal squamous cell carcinoma cells via regulation of Zeb1
Science
9 Nov 2021 | Drug Chem Toxicol
Environmental exposure and body accumulation of PFOS might be an important risk factor for esophagus cancer progression, one of the most deadly cancers worldwide.
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As the EPA pursues PFAS standards, industry and residents are at odds over state regulation
Policy
9 Nov 2021
Wisconsin residents affected by PFAS contamination say the Biden administration’s recently announced strategy to address harmful forever chemicals doesn’t go far enough and highlights the need for state standards.
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$10 Billion for PFAS, Other Contaminants in Infrastructure Bill
Policy
9 Nov 2021
The $1.2 trillion infrastructure bill awaiting President Joe Biden’s signature includes $10 billion to help water utilities address emerging contaminants including “forever chemicals” or PFAS.
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California Agency Sues 3M, Others Over Groundwater Contamination
News
9 Nov 2021 | Reuters
The complaint seeks a ruling ordering the companies to pay for investigating and cleaning up wells that have been contaminated with PFAS in Los Angeles County.
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3M Fails to Overturn Regulators’ Shutdown of PFAS Production in Belgium
News
9 Nov 2021 | Star Tribune
In Belgium, PFAS contamination involves both the old PFOS and failure to disclose releases of newer-generation substances in the family.
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Emerging investigator series: human CYP2A6 catalyzes the oxidation of 6:2 fluorotelomer alcohol
Science
9 Nov 2021 | Environ Sci Process Impacts
An enzyme was found to play an important role in the indirect human exposure to bioactive and persistent PFCAs which are metabolites of 6:2 fluorotelomer alcohol.
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Stability of Per- and Polyfluoroalkyl Substances in Solvents Relevant to Environmental and Toxicological Analysis
Science
9 Nov 2021 | Environ Sci Technol
Common solvents were found to degrade PFAS during chemical analysis, potentially corrupting results.
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Half-lives of several polyfluoroalkyl substances (PFAS) in cattle serum and tissues
Science
9 Nov 2021 | Food Addit Contam Part A Chem Anal Control Expo Risk Assess
Cattle drank water contaminated with PFAS-containing fire fighting from were found to have PFOS, PFHpS, PFNA, PFDA, and PFHxS in their blood which was used to estimate half-lives for these substances.
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Short-term exposure to perfluorotetradecanoic acid affects the late-stage regeneration of Leydig cells in adult male rats
Science
9 Nov 2021 | Toxicol Appl Pharmacol
The short-term exposure to PFTeDA during specific windows of sex cell regeneration was associated with reduced testosterone levels and lowered sperm counts in rats.
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Engineering human liver fatty acid binding protein for detection of poly- and perfluoroalkyl substances
Science
9 Nov 2021 | Biotechnol Bioeng
A novel method of detecting selected PFAS in water (at parts per billion or million levels) by using human liver proteins was developed and implemented in field applications.
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Per- and polyfluoroalkyl substance (PFAS) exposure, maternal metabolomic perturbation, and fetal growth in African American women: A meet-in-the-middle approach
Science
9 Nov 2021 | Environ Int
Higher PFOA and PFNA blood levels in pregnant African American women were associated with reduced fetal growth.
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Exposure to perfluoroalkyl substances in waste recycling workers: Distributions in paired human serum and urine
Science
9 Nov 2021 | Environ Int
The results of this study suggest that sorters at recycling facilities may be directly exposed to PFAS and is the first to detect PFPAs in human urine.
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Distribution of perfluoroalkyl acids in fish species from the Baltic Sea and freshwaters in Finland
Science
9 Nov 2021 | Chemosphere
Moderate consumption of most Baltic fishes exceeded the tolerable weekly intake set by the European Commission for the sum of four PFAS (PFOA, PFNA, PFHxS, and PFOS).
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Western Ky. city grapples with widespread pollution from Teflon recycler
News
8 Nov 2021 | APM Reports
A WFPL News investigation has found three of Shamrock Technologies’ decades-old facilities have polluted Henderson with PFAS chemicals, impacting thousands of people who work, learn and live in the area.