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Two axons make symmetrical-type synaptic contact with a magnocellular neuron. The presynaptic axons contain a few dense core vesicles (DCV, arrowheads) and many small clear synaptic vesicles (SV). In the postsynaptic neuron, a large dense core vesicle (LDCV) is shown by long arrow. Width of micrograph, 4 um.
