1.6.01.



Fig. 1.6.01. The darkly stained postsynaptic densities of synapses are in contrast with all other, much lighter structures. Densities appearing to be doubled (asterisks), are in fact, when three-dimensionally reconstructed, parts of one fenestrated (perforated) density. Scale = 1 µm. (Mouse, neocortex.) Download the high resolution image.