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Illuminating the location of brain glutamate receptors

Local glutamate application is often achieved by removing a chemical 'cage' with ultraviolet light. Matsuzaki et al. report a new method for uncaging glutamate with infrared light, and show that the shape of individual dendritic spines correlates with AMPA receptor responses.

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Figure 1: Focal uncaging of glutamate in brain slices.

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Augustine, G. Illuminating the location of brain glutamate receptors. Nat Neurosci 4, 1051–1052 (2001). https://doi.org/10.1038/nn1101-1051

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