bouton

(redirected from synaptic bouton)
Also found in: Dictionary, Medical.
Related to synaptic bouton: axosomatic synapse

bouton

[bü′tōn]
(neuroscience)
A club-shaped enlargement at the end of a nerve fiber. Also known as end bulb.
References in periodicals archive ?
The team found, for example, that the synaptic bouton has an abundance of proteins that help send vesicles packed with neurotransmitters to the surface of the cell, but proteins that help retrieve the used vesicles are scarce.
When the researchers examined the brains of control and MgT-supplemented animals under a high-power microscope, they readily detected much greater densities of synaptic bouton proteins in tissues from the supplemented animals.
Our data provide the first evidence that human APP gene expression alters AZ distribution, specifically decreasing Brp cluster number per single synaptic bouton including satellite boutons.
Calcium stores in hippocampal synaptic boutons mediate short-term plasticity store-operated [Ca.sup.2+] entry, and spontaneous transmitter release.
(1995) Properties of synaptic transmission at single hippocampal synaptic boutons. Nature 375, 404-408.
We will inject genetically encoded calcium indicators in secondary visual areas in mice to label axons and synaptic boutons of neurons projecting back to V1.