Brain Circuits Link OCD Behavior and Obesity, University of Iowa Study

Published: Jun 11, 2013

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What started as an experiment to probe brain circuits involved in compulsive behavior has revealed a surprising connection with obesity.

The University of Iowa-led researchers bred mice missing a gene known to cause obesity, and suspected to also be involved in compulsive behavior, with a genetic mouse model of compulsive grooming. The unexpected result was offspring that were neither compulsive groomers nor obese.

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