Atlas of Ultrastructural Neurocytology
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7.1. Unusual Structures

Fig. 7.1.13. Free postsynaptic density in the dendritic spine (S) apposed to the pyramidal cell (P) plasma membrane. Neuronal subplasmalemmal cistern is accompanying the naked postsynaptic density (arrow). Scale = 200 nm. (Mouse, neocortex.) (Adapted from Spacek 1982, with kind permission of Kluwer Academic Publishers.)

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