Lights, fiber, action! A primer on in vivo fiber photometry

EH Simpson, T Akam, T Patriarchi, M Blanco-Pozo… - Neuron, 2024 - cell.com
Fiber photometry is a key technique for characterizing brain-behavior relationships in vivo.
Initially, it was primarily used to report calcium dynamics as a proxy for neural activity via …

[HTML][HTML] Sleep deprivation leads to non-adaptive alterations in sleep microarchitecture and amyloid-β accumulation in a murine Alzheimer model

N Cankar, N Beschorner, A Tsopanidou, FL Qvist… - Cell Reports, 2024 - cell.com
Impaired sleep is a common aspect of aging and often precedes the onset of Alzheimer's
disease. Here, we compare the effects of sleep deprivation in young wild-type mice and their …

Breaking Barriers: Exploring Neurotransmitters through In Vivo vs. In Vitro Rivalry

GP Lachance, D Gauvreau, É Boisselier… - Sensors, 2024 - mdpi.com
Neurotransmitter analysis plays a pivotal role in diagnosing and managing
neurodegenerative diseases, often characterized by disturbances in neurotransmitter …

Striatal dopamine integrates cost, benefit, and motivation

N Eshel, GC Touponse, AR Wang, AK Osterman… - Neuron, 2024 - cell.com
Striatal dopamine (DA) release has long been linked to reward processing, but it remains
controversial whether DA release reflects costs or benefits and how these signals vary with …

PEDOT/CNT Flexible MEAs Reveal New Insights into the Clock Gene's Role in Dopamine Dynamics

B Wu, E Castagnola, CA McClung, XT Cui - Advanced Science, 2024 - Wiley Online Library
Substantial evidence has shown that the Circadian Locomotor Output Cycles Kaput (Clock)
gene is a core transcription factor of circadian rhythms that regulates dopamine (DA) …

[HTML][HTML] Striatal cholinergic transmission in an inducible transgenic mouse model of paroxysmal non-kinesiogenic dyskinesia

M Scarduzio, KLE Jaunarajs, DG Standaert - Neurobiology of Disease, 2024 - Elsevier
Altered interaction between striatonigral dopaminergic (DA) inputs and local acetylcholine
(ACh) in striatum has long been hypothesized to play a central role in the pathophysiology of …

[HTML][HTML] Kappa Opioid Receptors Negatively Regulate Real Time Spontaneous Dopamine Signals by Reducing Release and Increasing Uptake

CW Wallace, KM Holleran, CY Slinkard, SW Centanni… - bioRxiv, 2024 - ncbi.nlm.nih.gov
The role of the dynorphin/kappa opioid receptor (KOR) system in dopamine (DA) regulation
has been extensively investigated. KOR activation reduces extracellular DA concentrations …

Fiber photometry in neuroscience research: principles, applications, and future directions

M Kielbinski, J Bernacka - Pharmacological Reports, 2024 - Springer
In recent years, fluorescent sensors are enjoying a surge of popularity in the field of
neuroscience. Through the development of novel genetically encoded sensors as well as …

Amphetamine increases timing variability by degrading prefrontal ramping activity

MA Weber, K Sivakumar, BQ Kirkpatrick, HR Stutt… - bioRxiv, 2024 - biorxiv.org
Background: Amphetamine is a commonly abused psychostimulant that increases synaptic
catecholamine levels and impairs executive functions. However, it is unknown how acute …

Cholinergic Transmission in an Inducible Transgenic Mouse Model of Paroxysmal Dystonia

M Scarduzio, KLE Jaunarajs, DG Standaert - bioRxiv, 2024 - biorxiv.org
Altered interaction between striatonigral dopaminergic (DA) inputs and local acetylcholine
(ACh) in striatum has long been hypothesized to play a central role in dystonia …