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Pronunciation: sin-ap'to-fis'in

Definition: An integral membrane glycoprotein found in many types of active neurons; believed to form a hexamer that forms an ion channel and is involved in the uptake of neurotransmitters; synaptophysin is found in the membrane only after stimulation of the neurons.

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© Copyright 2018 Wolters Kluwer. All Rights Reserved. Review date: Sep 19, 2016.