The role of Rab proteins in Parkinson's disease synaptopathy

A Bellucci, F Longhena, MG Spillantini - Biomedicines, 2022 - mdpi.com
In patients affected by Parkinson's disease (PD), the most common neurodegenerative
movement disorder, the brain is characterized by the loss of dopaminergic neurons in the …

Mechanisms of synaptic vesicle exo-and endocytosis

S Mochida - Biomedicines, 2022 - mdpi.com
Within 1 millisecond of action potential arrival at presynaptic terminals voltage–gated Ca2+
channels open. The Ca2+ channels are linked to synaptic vesicles which are tethered by …

Rebuilding essential active zone functions within a synapse

C Tan, SSH Wang, G de Nola, PS Kaeser - Neuron, 2022 - cell.com
Presynaptic active zones are molecular machines that control neurotransmitter secretion.
They form sites for vesicle docking and priming and couple vesicles to Ca 2+ entry for …

Frequency of spontaneous neurotransmission at individual boutons corresponds to the size of the readily releasable pool of vesicles

AJ Ralowicz, S Hokeness, MB Hoppa - Journal of Neuroscience, 2024 - Soc Neuroscience
Synapses maintain two forms of neurotransmitter release to support communication in the
brain. First, evoked neurotransmitter release is triggered by the invasion of an action …

Deconstructing Synaptotagmin-1's Distinct Roles in Synaptic Vesicle Priming and Neurotransmitter Release

B Bouazza-Arostegui, M Camacho… - Journal of …, 2022 - Soc Neuroscience
Synaptotagmin-1 (SYT1) is a synaptic vesicle resident protein that interacts via its C2
domain with anionic lipids from the plasma membrane in a calcium-dependent manner to …

Munc13 supports fusogenicity of non-docked vesicles at synapses with disrupted active zones

C Tan, G de Nola, C Qiao, C Imig, RT Born, N Brose… - Elife, 2022 - elifesciences.org
Active zones consist of protein scaffolds that are tightly attached to the presynaptic plasma
membrane. They dock and prime synaptic vesicles, couple them to voltage-gated Ca 2+ …

Presynaptic cAMP-PKA-mediated potentiation induces reconfiguration of synaptic vesicle pools and channel-vesicle coupling at hippocampal mossy fiber boutons

O Kim, Y Okamoto, WA Kaufmann, N Brose… - PLoS …, 2024 - journals.plos.org
It is widely believed that information storage in neuronal circuits involves nanoscopic
structural changes at synapses, resulting in the formation of synaptic engrams. However …

Neurotransmitter release site replenishment and presynaptic plasticity

S Mochida - International Journal of Molecular Sciences, 2020 - mdpi.com
An action potential (AP) triggers neurotransmitter release from synaptic vesicles (SVs)
docking to a specialized release site of presynaptic plasma membrane, the active zone (AZ) …

Immune-metabolic mechanisms of post-traumatic stress disorder and atherosclerosis

Y Tian, H Ullah, J Gu, K Li - Frontiers in Physiology, 2023 - frontiersin.org
The interaction of post-traumatic stress disorder (PTSD) and atherosclerosis (AS) increase
the risk of mortality. Metabolism and immunity play important roles in the comorbidity …

Reexamination of N-terminal domains of syntaxin-1 in vesicle fusion from central murine synapses

G Vardar, A Salazar-Lázaro, M Brockmann… - Elife, 2021 - elifesciences.org
Abstract Syntaxin-1 (STX1) and Munc18-1 are two requisite components of synaptic
vesicular release machinery, so much so synaptic transmission cannot proceed in their …