Interpretation of presynaptic phenotypes of synaptic plasticity in terms of a two-step priming process

E Neher - Journal of General Physiology, 2023 - rupress.org
Studies on synaptic proteins involved in neurotransmitter release often aim at distinguishing
between their roles in vesicle priming (the docking of synaptic vesicles to the plasma …

Mechanical regulation of synapse formation and plasticity

T Minegishi, RF Kastian, N Inagaki - Seminars in Cell & Developmental …, 2023 - Elsevier
Dendritic spines are small protrusions arising from dendrites and constitute the major
compartment of excitatory post-synapses. They change in number, shape, and size …

Spike-based local synaptic plasticity: A survey of computational models and neuromorphic circuits

L Khacef, P Klein, M Cartiglia, A Rubino… - Neuromorphic …, 2023 - iopscience.iop.org
Understanding how biological neural networks carry out learning using spike-based local
plasticity mechanisms can lead to the development of real-time, energy-efficient, and …

A unique role for Protocadherin γC3 in promoting dendrite arborization through an Axin1-dependent mechanism

DM Steffen, CM Hanes, KM Mah… - Journal of …, 2023 - Soc Neuroscience
The establishment of a functional cerebral cortex depends on the proper execution of
multiple developmental steps, culminating in dendritic and axonal outgrowth and the …

[HTML][HTML] Plasticity of postsynaptic nanostructure

WJ Droogers, HD MacGillavry - Molecular and Cellular Neuroscience, 2023 - Elsevier
The postsynaptic density (PSD) of excitatory synapses is built from a wide variety of
scaffolding proteins, receptors, and signaling molecules that collectively orchestrate synaptic …

Skewed distribution of spines is independent of presynaptic transmitter release and synaptic plasticity, and emerges early during adult neurogenesis

N Rößler, T Jungenitz, A Sigler, A Bird… - Open …, 2023 - royalsocietypublishing.org
Dendritic spines are crucial for excitatory synaptic transmission as the size of a spine head
correlates with the strength of its synapse. The distribution of spine head sizes follows a …

Neuronal vulnerability to brain aging and neurodegeneration in cognitively impaired marmoset monkeys (Callithrix jacchus)

C Freire-Cobo, ES Rothwell, M Varghese… - Neurobiology of …, 2023 - Elsevier
The investigation of neurobiological and neuropathological changes that affect synaptic
integrity and function with aging is key to understanding why the aging brain is vulnerable to …

KCC2 reverse mode helps to clear postsynaptically released potassium at glutamatergic synapses

E Byvaltcev, M Behbood, JH Schleimer, T Gensch… - Cell reports, 2023 - cell.com
Extracellular potassium [K+] o elevation during synaptic activity retrogradely modifies
presynaptic release and astrocytic uptake of glutamate. Hence, local K+ clearance and …

Linking spontaneous and stimulated spine dynamics

MF Eggl, TE Chater, J Petkovic, Y Goda… - Communications …, 2023 - nature.com
Our brains continuously acquire and store memories through synaptic plasticity. However,
spontaneous synaptic changes can also occur and pose a challenge for maintaining stable …

Quantitative fluorescence analysis reveals dendrite-specific thalamocortical plasticity in L5 pyramidal neurons during learning

A Ray, JA Christian, MB Mosso, E Park… - Journal of …, 2023 - Soc Neuroscience
High-throughput anatomic data can stimulate and constrain new hypotheses about how
neural circuits change in response to experience. Here, we use fluorescence-based …