synaptosome /syn·ap·to·some/ (sin-ap´to-sōm″) any of the membrane-bound sacs that break away from axon terminals at a synapse after brain tissue has been homogenized in sugar solution; it contains synaptic vessels and mitochondria.
synaptosome
syn·ap·to·some (s -n p t -s m )n. A saclike structure containing synaptic vesicles and mitochondria, which breaks away from axon terminals when brain tissue is homogenized under controlled conditions. |
synaptosome
[sinap′təsōm′]
a presynaptic nerve terminal that has been separated from the rest of the neuron and isolated from homogenates of brain tissue. It appears as a membrane-bound structure containing synaptic vesicles.
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