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Discovery of "anxiety cells" in mice could lead to better therapies

Anxiety is an important emotional state, having evolved to help us be on guard in the face of potential threats. But in the modern world anxiety manifests in a multitude of dysfunctional ways, leaving many people suffering from debilitating disorders. A new study has opened up a potential pathway to future anti-anxiety treatments after effectively demonstrating the identification of specific "anxiety cells" in the brains of mice and successfully turning those cells on or off with beams of light.
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