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Cover Figure

COVER This week's Focus Issue features an Editorial Guide discussing the signaling pathways in the brain that underlie thoughts, emotions, and behavior. The image depicts different NMDA receptor subtypes with distinct subunit composition and single channel conductance. [Image: Stuart G. Cull-Candy and Daniel N. Leszkiewicz, University College London]

[Table of Contents]

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Science Signaling. ISSN 1937-9145 (online), 1945-0877 (print). Pre-2008: Science's STKE. ISSN 1525-8882