Optogenetics at the presynapse

BR Rost, J Wietek, O Yizhar, D Schmitz - Nature neuroscience, 2022 - nature.com
Optogenetic actuators enable highly precise spatiotemporal interrogation of biological
processes at levels ranging from the subcellular to cells, circuits and behaving organisms …

Interpreting in vivo calcium signals from neuronal cell bodies, axons, and dendrites: a review

F Ali, AC Kwan - Neurophotonics, 2020 - spiedigitallibrary.org
Calcium imaging is emerging as a popular technique in neuroscience. A major reason is
that intracellular calcium transients are reflections of electrical events in neurons. For …

Efficient optogenetic silencing of neurotransmitter release with a mosquito rhodopsin

M Mahn, I Saraf-Sinik, P Patil, M Pulin, E Bitton… - Neuron, 2021 - cell.com
Information is carried between brain regions through neurotransmitter release from axonal
presynaptic terminals. Understanding the functional roles of defined neuronal projection …

A bistable inhibitory optoGPCR for multiplexed optogenetic control of neural circuits

J Wietek, A Nozownik, M Pulin, I Saraf-Sinik… - Nature …, 2024 - nature.com
Abstract Information is transmitted between brain regions through the release of
neurotransmitters from long-range projecting axons. Understanding how the activity of such …

[HTML][HTML] A photoswitchable GPCR-based opsin for presynaptic inhibition

BA Copits, R Gowrishankar, PR O'Neill, JN Li… - Neuron, 2021 - cell.com
Optical manipulations of genetically defined cell types have generated significant insights
into the dynamics of neural circuits. While optogenetic activation has been relatively …

Beyond a transmission cable—new technologies to reveal the richness in axonal electrophysiology

JC Mateus, MM Sousa, J Burrone, P Aguiar - Journal of Neuroscience, 2024 - jneurosci.org
The axon is a neuronal structure capable of processing, encoding, and transmitting
information. This assessment contrasts with a limiting, but deeply rooted, perspective where …

The signaling and pharmacology of the dopamine D1 receptor

J Jones-Tabah, H Mohammad, EG Paulus… - Frontiers in Cellular …, 2022 - frontiersin.org
The dopamine D1 receptor (D1R) is a Gαs/olf-coupled GPCR that is expressed in the
midbrain and forebrain, regulating motor behavior, reward, motivational states, and cognitive …

Cell-type-specific D1 dopamine receptor modulation of projection neurons and interneurons in the prefrontal cortex

PG Anastasiades, C Boada, AG Carter - Cerebral cortex, 2019 - academic.oup.com
Dopamine modulation in the prefrontal cortex (PFC) mediates diverse effects on neuronal
physiology and function, but the expression of dopamine receptors at subpopulations of …

Modulation of ion channels in the axon: mechanisms and function

KJ Burke Jr, KJ Bender - Frontiers in cellular neuroscience, 2019 - frontiersin.org
The axon is responsible for integrating synaptic signals, generating action potentials (APs),
propagating those APs to downstream synapses and converting them into patterns of …

Delta opioid receptors engage multiple signaling cascades to differentially modulate prefrontal GABA release with input and target specificity

RPD Alexander, KJ Bender - Cell Reports, 2025 - cell.com
Opioids regulate circuits associated with motivation and reward across the brain. Of the
opioid receptor types, delta opioid receptors (DORs) appear to have a unique role in …