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Woods Hole Oceanographic Institution

New Bedford Harbor Pollution Prompts PCB-Resistance in Atlantic Killifish

Caption: In a new paper published in BMC Evolutionary Biology, researchers found that changes in a receptor protein, called the aryl hydrocarbon receptor 2 (AHR2), may explain how killifish in New Bedford Harbor evolved genetic resistance to PCBs.

Credit: Courtesy of Evan D'Alessandro, Rosenstiel School of Marine and Atmospheric Science

Usage Restrictions: With proper credit

Related news release: Solving an evolutionary puzzle

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