Results 1 to 10 of about 620,156 (317)

Hippocampal place cell sequences differ during correct and error trials in a spatial memory task

open access: yesNature Communications, 2021
Here the authors compare place cell sequence coding during correct and error trials in a spatial memory task. Sequences coded paths that were longer and more temporally compressed during correct trials and developed a bias to replay paths to a goal ...
Chenguang Zheng   +3 more
doaj   +1 more source

Abnormal patterns of sleep and waking behaviors are accompanied by neocortical oscillation disturbances in an Ank3 mouse model of epilepsy-bipolar disorder comorbidity

open access: yesTranslational Psychiatry, 2023
ANK3 is a leading bipolar disorder (BD) candidate gene in humans and provides a unique opportunity for studying epilepsy-BD comorbidity. Previous studies showed that deletion of Ank3-1b, a BD-associated variant of Ank3 in mice leads to increased firing ...
Juan E. Villacres   +5 more
doaj   +1 more source

HDAC1 modulates OGG1-initiated oxidative DNA damage repair in the aging brain and Alzheimer’s disease

open access: yesNature Communications, 2020
Defects in DNA repair have been linked to brain aging and neurodegenerative disorders. Here the authors reveal a role for HDAC1 in stimulating OGG1 activity to alleviate 8-oxoG lesions with implications in the aging brain and neurodegenerative diseases.
Ping-Chieh Pao   +17 more
doaj   +1 more source

Three decades of Cdk5

open access: yesJournal of Biomedical Science, 2021
Cdk5 is a proline-directed serine/threonine protein kinase that governs a variety of cellular processes in neurons, the dysregulation of which compromises normal brain function.
Ping-Chieh Pao, Li-Huei Tsai
doaj   +1 more source

Coincident postsynaptic activity gates presynaptic dopamine release to induce plasticity in Drosophila mushroom bodies

open access: yeseLife, 2017
Simultaneous stimulation of the antennal lobes (ALs) and the ascending fibers of the ventral nerve cord (AFV), two sensory inputs to the mushroom bodies (MBs), induces long-term enhancement (LTE) of subsequent AL-evoked MB responses.
Kohei Ueno   +5 more
doaj   +1 more source

Interleukin-6 deficiency exacerbates Huntington’s disease model phenotypes

open access: yesMolecular Neurodegeneration, 2020
Huntington’s disease (HD) is an incurable neurodegenerative disorder caused by CAG trinucleotide expansions in the huntingtin gene. Markers of both systemic and CNS immune activation and inflammation have been widely noted in HD and mouse models of HD ...
Mary H. Wertz   +5 more
doaj   +1 more source

The Transcription Factor Sp3 Cooperates with HDAC2 to Regulate Synaptic Function and Plasticity in Neurons

open access: yesCell Reports, 2017
The histone deacetylase HDAC2, which negatively regulates synaptic gene expression and neuronal plasticity, is upregulated in Alzheimer’s disease (AD) patients and mouse models.
Hidekuni Yamakawa   +9 more
doaj   +1 more source

Cingulate-motor circuits update rule representations for sequential choice decisions

open access: yesNature Communications, 2022
The anterior cingulate cortex allows an animal to update its behaviour when the environment changes. In this work, the authors identify a pathway from cingulate to secondary motor cortex, critical for updating motor rules following behavioural errors.
Daigo Takeuchi   +8 more
doaj   +1 more source

Optogenetic insights on the relationship between anxiety-related behaviors and social deficits

open access: yesFrontiers in Behavioral Neuroscience, 2014
Many psychiatric illnesses are characterized by deficits in the social domain. For example, there is a high rate of co-morbidity between autism spectrum disorders and anxiety disorders.
Stephen Azariah Allsop   +4 more
doaj   +1 more source

Distinct prefrontal top-down circuits differentially modulate sensorimotor behavior

open access: yesNature Communications, 2020
The neural circuit mechanisms for sensorimotor control by the prefrontal cortex (PFC) are unclear. Here, the authors show that PFC outputs to the visual cortex and superior colliculus respectively facilitate sensory processing and action selection ...
Rafiq Huda   +9 more
doaj   +1 more source

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