Spillover in the spotlight |
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Authors: | Isaacson J S |
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Affiliation: | Department of Neuroscience, University of California, San Diego, La Jolla 92093-0608, USA. jisaacson@ucsd.edu |
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Abstract: | Fast neurotransmission in the brain is typically mediated by local actions of transmitters at ionotropic receptors within synaptic contacts. Recent studies now reveal that, in addition to point-to-point signaling, amino-acid transmitters mediate diffuse signaling at extrasynaptic metabotropic receptors. |
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