Small part of brain itching for a fight | Science News



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Small part of brain itching for a fight

Neuroscientists track the physical source of aggression in mice

3:04pm, February 9, 2011

A cluster of nerve cells have founded their own tiny fight club. These cells, nestled deep in a primitive part of the brain, compel mice to aggressively maul not just intruder males, but also females and blown-up rubber gloves, a study finds. What’s more, the fight cells have an intertwined and thorny relationship with nearby “mate” cells, a discovery that may shed light on human sexual violence.

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