Atlas of Ultrastructural Neurocytology
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1.6. Chemical Synapses

Fig. 1.6.25. Four consecutive serial sections illustrating prenatal synaptogenesis. Retinal axon (A) makes synapses on dendritic spine-like protrusion (D, asterisks). Other synapses are marked by small arrows, an early contact which is still free of vesicles marked by an open arrow. Scale = 300 nm. (Rat, prenatal lateral geniculate nucleus.)

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