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February 12, 2013

Robotic Tormenter Depresses Lab Rats

Hal Hodson, NewScientist


AP Photo

Lab rats have a new companion, but it's not friendly. Researchers at Waseda University in Tokyo, Japan, have developed a robotic rat called WR-3 whose job is to induce stress and depression in lab animals, creating models of psychological conditions on which new drugs can be tested.

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TAGGED: stress, rats, robots, depression

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