Role of High Voltage-Gated Ca2+ Channel Subunits in Pancreatic β-Cell Insulin Release. From Structure to Function

P Tuluc, T Theiner, N Jacobo-Piqueras, SM Geisler - Cells, 2021 - mdpi.com
The pancreatic islets of Langerhans secrete several hormones critical for glucose
homeostasis. The β-cells, the major cellular component of the pancreatic islets, secrete …

UNC-2 CaV2 channel localization at presynaptic active zones depends on UNC-10/RIM and SYD-2/Liprin-α in Caenorhabditis elegans

KH Oh, MD Krout, JE Richmond… - Journal of Neuroscience, 2021 - Soc Neuroscience
Presynaptic active zone proteins couple calcium influx with synaptic vesicle exocytosis.
However, the control of presynaptic calcium channel localization by active zone proteins is …

[HTML][HTML] RIM-binding protein 2 organizes Ca2+ channel topography and regulates release probability and vesicle replenishment at a fast central synapse

T Butola, T Alvanos, A Hintze… - Journal of …, 2021 - Soc Neuroscience
Rab-interacting molecule (RIM)-binding protein 2 (BP2) is a multidomain protein of the
presynaptic active zone (AZ). By binding to RIM, bassoon (Bsn), and voltage-gated Ca 2+ …

A theory of synaptic transmission

B Wang, OK Dudko - Elife, 2021 - elifesciences.org
Rapid and precise neuronal communication is enabled through a highly synchronous
release of signaling molecules neurotransmitters within just milliseconds of the action …

Reappraisal of metabolic dysfunction in neurodegeneration: Focus on mitochondrial function and calcium signaling

P Jadiya, JF Garbincius, JW Elrod - Acta neuropathologica …, 2021 - Springer
The cellular and molecular mechanisms that drive neurodegeneration remain poorly
defined. Recent clinical trial failures, difficult diagnosis, uncertain etiology, and lack of …

Compensatory mechanisms in resistant Anopheles gambiae AcerKis and KdrKis neurons modulate insecticide-based mosquito control

S Perrier, E Moreau, C Deshayes, M El-Adouzi… - Communications …, 2021 - nature.com
In the malaria vector Anopheles gambiae, two point mutations in the acetylcholinesterase
(ace-1 R) and the sodium channel (kdr R) genes confer resistance to organophosphate …

Presynaptic bouton compartmentalization and postsynaptic density-mediated glutamate receptor clustering via phase separation

Z Feng, X Wu, M Zhang - Neuropharmacology, 2021 - Elsevier
Neuronal synapses encompass three compartments: presynaptic axon terminal, synaptic
cleft, and postsynaptic dendrite. Each compartment contains densely packed molecular …

Male pheromones modulate synaptic transmission at the C. elegans neuromuscular junction in a sexually dimorphic manner

KY Qian, WX Zeng, Y Hao, XT Zeng, H Liu, L Li, L Chen… - Elife, 2021 - elifesciences.org
The development of functional synapses in the nervous system is important for animal
physiology and behaviors, and its disturbance has been linked with many …

L-type Ca2+ Channels at Low External Calcium Differentially Regulate Neurotransmitter Release in Proximal–Distal Compartments of the Frog Neuromuscular …

AN Tsentsevitsky, AM Petrov - Cellular and Molecular Neurobiology, 2021 - Springer
Abstract L-type Ca 2+ channels (LTCCs) are key elements in electromechanical coupling in
striated muscles and formation of neuromuscular junctions (NMJs). However, the …

Calmodulin bidirectionally regulates evoked and spontaneous neurotransmitter release at retinal ribbon synapses

CQ Liang, G Zhang, L Zhang, SY Chen, JN Wang… - Eneuro, 2021 - eneuro.org
For decades, a role for the Ca2+-binding protein calmodulin (CaM) in Ca2+-dependent
presynaptic modulation of synaptic transmission has been recognized. Here, we …