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Serotoninergic neuron impulse propagation-mediated transmitter release

Molecular classification
Cellular process, Neurotransmission
01

Overview

Serotoninergic neuron impulse propagation-mediated transmitter release refers to the process by which serotonergic neurons propagate electrical impulses along their axons, leading to the release of serotonin (5-HT) at synaptic and extrasynaptic sites. This process is fundamental for serotonergic signaling in the central nervous system and underlies many physiological functions including mood regulation, sleep, appetite, and modulation of other neurotransmitter systems. The mechanism involves action potential propagation, calcium influx, and exocytosis of serotonin-containing vesicles. It is regulated by firing frequency, autoreceptor activation, and heteroregulation.

Other names
Serotonin release5-HT releaseSerotonergic neurotransmission
02

Mechanism of action

N/A

03

Biological functions

Neurotransmitter releaseSynaptic transmissionAutoregulation of neurotransmitter releaseNeuromodulation
04

Disease associations

Mood disordersSleep disordersAppetite disordersAnxiety disordersDepression
05

Interacting drugs

SSRIs

4 more in the full profile.

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