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synaptic vesicle |
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synaptic vesicle [si¦nap·tik ′ves·ə·kəl] (neuroscience) A small membrane-bound structure in the axon terminals of nerve cells that contains neurotransmitters and releases them by exocytosis when an action potential reaches the terminal. How to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit webmaster's page for free fun content. |
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It's not yet known whether shifts in electrical activity similarly influence neurotransmitter release throughout embryonic nervous systems or in adult neurons. BDNF is one of the most potent factors that encourages nerve tissue survival and regulates neurotransmitter release and nerve growth. Axonal transport and neurotransmitter release, for example, are now known to occur by mechanisms that are related to those of membrane trafficking and secretion used by all |
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