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Glia — more than just brain glue

Nature volume 457, pages 675677 (05 February 2009) | Download Citation

Glia make up most of the cells in the brain, yet until recently they were believed to have only a passive, supporting role. It is now becoming increasingly clear that these cells have other functions: they make crucial contributions to the formation, operation and adaptation of neural circuitry.

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  1. Nicola J. Allen and Ben A. Barres are in the Department of Neurobiology, Stanford University School of Medicine, Stanford, California 94305-5125, USA.

    • Nicola J. Allen
    •  & Ben A. Barres


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