The axon initial segment: an updated viewpoint

C Leterrier - Journal of Neuroscience, 2018 - Soc Neuroscience
At the base of axons sits a unique compartment called the axon initial segment (AIS). The
AIS generates and shapes the action potential before it is propagated along the axon …

Modulation of Kv7 channels and excitability in the brain

DL Greene, N Hoshi - Cellular and Molecular Life Sciences, 2017 - Springer
Neuronal Kv7 channels underlie a voltage-gated non-inactivating potassium current known
as the M-current. Due to its particular characteristics, Kv7 channels show pronounced …

KCNQ-encoded potassium channels as therapeutic targets

V Barrese, JB Stott, IA Greenwood - Annual review of …, 2018 - annualreviews.org
Kv7 channels are voltage-gated potassium channels encoded by KCNQ genes that have a
considerable physiological impact in many cell types. This reliance upon Kv7 channels for …

Sensory input drives rapid homeostatic scaling of the axon initial segment in mouse barrel cortex

N Jamann, D Dannehl, N Lehmann, R Wagener… - Nature …, 2021 - nature.com
The axon initial segment (AIS) is a critical microdomain for action potential initiation and
implicated in the regulation of neuronal excitability during activity-dependent plasticity. While …

An ankyrin G–binding motif mediates TRAAK periodic localization at axon initial segments of hippocampal pyramidal neurons

V Luque-Fernández, SK Vanspauwen… - Proceedings of the …, 2024 - pnas.org
The axon initial segment (AIS) is a critical compartment in neurons. It converts postsynaptic
input into action potentials that subsequently trigger information transfer to target neurons …

The actin-spectrin submembrane scaffold restricts endocytosis along proximal axons

F Wernert, SB Moparthi, F Pelletier, J Lainé, E Simons… - Science, 2024 - science.org
Clathrin-mediated endocytosis has characteristic features in neuronal dendrites and
presynapses, but how membrane proteins are internalized along the axon shaft remains …

Localized myosin II activity regulates assembly and plasticity of the axon initial segment

SL Berger, A Leo-Macias, S Yuen, L Khatri, S Pfennig… - Neuron, 2018 - cell.com
The axon initial segment (AIS) is the site of action potential generation and a locus of activity-
dependent homeostatic plasticity. A multimeric complex of sodium channels, linked via a …

Impaired disassembly of the axon initial segment restricts mitochondrial entry into damaged axons

S Kiryu‐Seo, R Matsushita, Y Tashiro… - The EMBO …, 2022 - embopress.org
The proteasome is essential for cellular responses to various physiological stressors.
However, how proteasome function impacts the stress resilience of regenerative damaged …

[HTML][HTML] Activity-dependent axonal plasticity in sensory systems

N Jamann, M Jordan, M Engelhardt - Neuroscience, 2018 - Elsevier
The rodent whisker-to-barrel cortex pathway is a classic model to study the effects of sensory
experience and deprivation on neuronal circuit formation, not only during development but …

Sodium channel endocytosis drives axon initial segment plasticity

A Fréal, N Jamann, J Ten Bos, J Jansen… - Science …, 2023 - science.org
Activity-dependent plasticity of the axon initial segment (AIS) endows neurons with the ability
to adapt action potential output to changes in network activity. Action potential initiation at …