We introduce a reproducible and stable optical recording method for brain slices using voltage-sensitive dye. The article describes voltage-sensitive dye staining and recording of optical signals using conventional hippocampal slice preparations.
Tominaga, Y., Taketoshi, M., Maeda, N., Tominaga, T. Wide-field Single-photon Optical Recording in Brain Slices Using Voltage-sensitive Dye. J. Vis. Exp. (148), e59692, doi:10.3791/59692 (2019).