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Brain implant turns 'loser' mice into aggressive fighters

18-Jul-2017

Key points from article :

In tube test the mice who shoves the most wins the dominance game.

Scientists used optogenetics to trigger the dmPFC region of a low-ranking mouse's brain.

The dorsomedial prefrontal cortex is associated with "effortful behavior" and "social dominance."

Stimulated low ranking mice won almost every contest.

In some mice the winner effect continued after light stimulation stopped.

The study was published in the Science journal.

Mentioned in this article:

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Institute

National scientific institution for natural sciences and high technology development.

Journal

Peer-reviewed academic online journal of the American Association for the Advancement of Science (AAAS)

Academic

Postdoctoral Fellow at the Chinese Academy of Sciences.