Connectome RC1 slice 001 composed of >1000 high-resolution TEM tiles. The slice is augmented with a multispectral transparency mapping simultaneously displaying GABA (red), glycine (green, glutamate (blue), and a logical AND of glutamine and taurine signals as a dark gold alpha channel. GABA+ (red) neurons are amacrine cells, while glycine+ (green) neurons are either amacrine or an ON cone bipolar cell subset. Glutamate+ (blue) neurons are largely bipolar cells. Image width, 243 µm. From Anderson et al., 2011, Molecular Vision 17:355–379 by permission of the authors.