Signal propagation along the axon

S Rama, M Zbili, D Debanne - Current opinion in neurobiology, 2018 - Elsevier
Highlights•Several mechanisms control faithful action potential propagation along the
axon.•Action potential waveform is compartmentalized in different axonal segments.•Analog …

Axonal modulation of striatal dopamine release by local γ-aminobutyric acid (GABA) signalling

BM Roberts, EF Lopes, SJ Cragg - Cells, 2021 - mdpi.com
Striatal dopamine (DA) release is critical for motivated actions and reinforcement learning,
and is locally influenced at the level of DA axons by other striatal neurotransmitters. Here …

Axonal mechanisms mediating γ-aminobutyric acid receptor type A (GABA-A) inhibition of striatal dopamine release

PF Kramer, EL Twedell, JH Shin, R Zhang, ZM Khaliq - Elife, 2020 - elifesciences.org
Axons of dopaminergic neurons innervate the striatum where they contribute to movement
and reinforcement learning. Past work has shown that striatal GABA tonically inhibits …

Targeting light-gated chloride channels to neuronal somatodendritic domain reduces their excitatory effect in the axon

JE Messier, H Chen, ZL Cai, M Xue - Elife, 2018 - elifesciences.org
Light-gated chloride channels are emerging as promising optogenetic tools for inhibition of
neural activity. However, their effects depend on the transmembrane chloride …

GABA facilitates spike propagation through branch points of sensory axons in the spinal cord

K Hari, AM Lucas-Osma, K Metz, S Lin, N Pardell… - Nature …, 2022 - nature.com
Movement and posture depend on sensory feedback that is regulated by specialized
GABAergic neurons (GAD2+) that form axo-axonic contacts onto myelinated proprioceptive …

Cl-dependent amplification of excitatory synaptic potentials at distal dendrites revealed by voltage imaging

R Higashi, M Morita, S Kawaguchi - Science Advances, 2024 - science.org
The processing of synaptic signals in somatodendritic compartments determines neuronal
computation. Although the amplification of excitatory signals by local voltage-dependent …

[HTML][HTML] Acceleration of GABA-switch after early life stress changes mouse prefrontal glutamatergic transmission

H Karst, WJ Droogers, N van der Weerd… - …, 2023 - Elsevier
Early life stress (ELS) alters the excitation-inhibition-balance (EI-balance) in various rodent
brain areas and may be responsible for behavioral impairment later in life. The EI-balance is …

Facilitation of sensory transmission to motoneurons during cortical or sensory‐evoked primary afferent depolarization (PAD) in humans

K Metz, IC Matos, Y Li, B Afsharipour… - The Journal of …, 2023 - Wiley Online Library
Sensory and corticospinal tract (CST) pathways activate spinal GABAergic interneurons that
have axoaxonic connections onto proprioceptive (Ia) afferents that cause long‐lasting …

Unique actions of GABA arising from cytoplasmic chloride microdomains

N Rahmati, KP Normoyle, J Glykys… - Journal of …, 2021 - Soc Neuroscience
Developmental, cellular, and subcellular variations in the direction of neuronal Cl–currents
elicited by GABA A receptor activation have been frequently reported. We found a …

Neurogenesis and neuronal differentiation in the postnatal frontal cortex in Down syndrome

EC Utagawa, DG Moreno, KT Schafernak… - Acta neuropathologica …, 2022 - Springer
Although Down syndrome (DS), the most common developmental genetic cause of
intellectual disability, displays proliferation and migration deficits in the prenatal frontal …