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Thursday, July 25, 2013

Study: Brains of arctic polar bears show signs of environmental toxins


Study: Brains of arctic polar bears show signs of environmental toxins
Aarhus, Denmark (UPI) Jul 23, 2013 - Danish scientists say studies have shown environmental toxins are entering the brain tissue of polar bears, suggesting they can cross the blood-brain barrier. The toxins are in a class known as PerFluoroAlkyl Substances, or PFASs, used in a wide variety of commercial and industrial products over the past six decades including water and oil repellent coatings for textiles, paper products ... morehttp://www.terradaily.com/reports/Study_Brains_of_arctic_polar_bears_show_signs_of_environmental_toxins_999.html

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