Molecular Spies in Action: Genetically Encoded Fluorescent Biosensors Light up Cellular Signals

AMM Gest, AZ Sahan, Y Zhong, W Lin, S Mehta… - Chemical …, 2024 - ACS Publications
Cellular function is controlled through intricate networks of signals, which lead to the myriad
pathways governing cell fate. Fluorescent biosensors have enabled the study of these …

Mitochondrial pyruvate transport regulates presynaptic metabolism and neurotransmission

A Tiwari, J Myeong, A Hashemiaghdam, MI Stunault… - Science …, 2024 - science.org
Glucose has long been considered the primary fuel source for the brain. However, glucose
levels fluctuate in the brain during sleep or circuit activity, posing major metabolic stress …

Boosting neuronal activity-driven mitochondrial DNA transcription improves cognition in aged mice

W Li, J Li, J Li, C Wei, T Laviv, M Dong, J Lin… - Science, 2024 - science.org
Deciphering the complex interplay between neuronal activity and mitochondrial function is
pivotal in understanding brain aging, a multifaceted process marked by declines in synaptic …

The neuroscience of mental illness: Building toward the future

JA Gordon, K Dzirasa, FH Petzschner - Cell, 2024 - cell.com
Mental illnesses arise from dysfunction in the brain. Although numerous extraneural factors
influence these illnesses, ultimately, it is the science of the brain that will lead to novel …

[PDF][PDF] A diverse population of pericoerulear neurons controls arousal and exploratory behaviors

AT Luskin, L Li, X Fu, MM Martin, K Barcomb… - BioRxiv, 2022 - biorxiv.org
As the primary source of norepinephrine (NE) in the brain, the locus coeruleus (LC)
regulates both arousal and stress responses1, 2. However, how local neuromodulatory …

A novel PDHK inhibitor restored cognitive dysfunction and limited neurodegeneration without affecting amyloid pathology in 5xFAD mouse, a model of Alzheimer's …

K Sakimura, T Kawai, R Nashida, Y Ishida… - Alzheimer's Research & …, 2024 - Springer
Background Alzheimer's disease (AD) is the most common form of dementia. Although drugs
focusing on reducing amyloid β slow progression, they fail to improve cognitive function …

[HTML][HTML] Irisin reprograms microglia through activation of STAT6 and prevents cognitive dysfunction after surgery in mice

J Wang, S Gao, S Fu, Y Li, L Su, X Li, G Wu… - Brain, Behavior, and …, 2024 - Elsevier
Postoperative cognitive dysfunction (POCD) is common in the aged population and
associated with poor clinical outcomes. Irisin, an endogenous molecule that mediates the …

Differential control of inhibitory and excitatory nerve terminal function by mitochondria

K Bredvik, TA Ryan - bioRxiv, 2024 - biorxiv.org
Inhibitory neurons shape the brain's computational landscape and rely on different cellular
architectures and intrinsic properties than excitatory neurons. Maintenance of the overall …

Sex differences in nucleus accumbens core circuitry engaged by binge-like ethanol drinking

AE Chan, JQ Anderson, KB Grigsby, BE Jensen… - …, 2024 - pmc.ncbi.nlm.nih.gov
Graphical Summary: Binge-like ethanol drinking engages more regions and NAcc inputs in
female relative to male mice. Left: Comparison of regions with both greater c-Fos expression …

Corticostriatal ensemble dynamics across heroin self-administration to reinstatement

RE Clarke, RI Grant, SN Woods, BE Pagoota… - …, 2024 - pmc.ncbi.nlm.nih.gov
Corticostriatal projection neurons from prelimbic medial prefrontal cortex to the nucleus
accumbens core critically regulate drug-seeking behaviors, yet the underlying encoding …