FDA axes study at Arkansas lab; nicotine addiction research led to deaths of 4 monkeys

Posted: January 30, 2018 at 4:30 a.m.

Squirrel monkeys, on Monkey Island, a man-made oasis in the middle of a marsh with hollowed-out, artificial oak trunks that are heated to provide year-round shelter, at the Bronx Zoo in New York, May 26, 2015. The monkeys are some of the new stars of the Children’s Zoo, a section of the Bronx Zoo that reopens on Saturday after a $4 million renovation that took more than a year. (Chang W. Lee/The New York Times)

The U.S. Food and Drug Administration has permanently ended a nicotine addiction study at an Arkansas laboratory after four squirrel monkeys died there.

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