Results 31 to 40 of about 604,469 (269)

Electrophysiological Properties of CA1 Pyramidal Neurons along the Longitudinal Axis of the Mouse Hippocampus [PDF]

open access: yes, 2016
Evidence for different physiological properties along the hippocampal longitudinal axis is emerging. Here, we examined the electrophysiological features of neurons at different dorso-ventral sites of the mouse CA1 hippocampal region.
Branchi, Igor   +7 more
core   +1 more source

Genetic Differences in Dorsal Hippocampus Acetylcholinesterase Activity Predict Contextual Fear Learning Across Inbred Mouse Strains

open access: yesFrontiers in Psychiatry, 2021
Learning is a critical behavioral process that is influenced by many neurobiological systems. We and others have reported that acetylcholinergic signaling plays a vital role in learning capabilities, and it is especially important for contextual fear ...
Sean M. Mooney-Leber   +7 more
doaj   +1 more source

Parallel and convergent processing in grid cell, head-direction cell, boundary cell, and place cell networks. [PDF]

open access: yes, 2013
The brain is able to construct internal representations that correspond to external spatial coordinates. Such brain maps of the external spatial topography may support a number of cognitive functions, including navigation and memory.
Brandon, Mark P   +2 more
core   +2 more sources

Sex differences in gray matter volume of the right anterior hippocampus explain sex differences in three-dimensional mental rotation

open access: yesFrontiers in Human Neuroscience, 2016
Behavioral studies have reported that males perform better than females in 3-dimensional (3D) mental rotation. Given the important role of the hippocampus in spatial processing, the present study investigated whether structural differences in the ...
Wei Wei   +6 more
doaj   +1 more source

Differential medial temporal lobe morphometric predictors of item- and relational-encoded memories in healthy individuals and in individuals with mild cognitive impairment and Alzheimer's disease. [PDF]

open access: yes, 2017
INTRODUCTION:Episodic memory processes are supported by different subregions of the medial temporal lobe (MTL). In contrast to a unitary model of memory recognition supported solely by the hippocampus, a current model suggests that item encoding engages ...
Conejero-Goldberg, Concepcion   +7 more
core   +1 more source

Establishing the boundaries: the hippocampal contribution to imagining scenes [PDF]

open access: yes, 2010
When we visualize scenes, either from our own past or invented, we impose a viewpoint for our “mind's eye” and we experience the resulting image as spatially coherent from that viewpoint.
Bird, Chris M   +4 more
core   +1 more source

Symptomatic remission and hippocampus volume in schizophrenia

open access: yesPsychiatry and Clinical Psychopharmacology, 2021
Objective: A recent meta-analysis of brain structure studies in schizophrenia has demonstrated that the most commonly reported deficit in brain regions was in left medial temporal lobe, which contains the hippocampus.
Ping Tsun Chang   +2 more
doaj  

Dorsal and Ventral Hippocampus Differentiate in Functional Pathways and Differentially Associate with Neurological Disease-Related Genes during Postnatal Development

open access: yesFrontiers in Molecular Neuroscience, 2017
The dorsal and ventral regions of the hippocampus are important in cognitive and emotional processing, respectively. Various approaches have revealed the differential molecular and structural characteristics, and functional roles of the hippocampus ...
A-Ram Lee   +8 more
doaj   +1 more source

Hippocampal Infusion of Zeta Inhibitory Peptide Impairs Recent, but Not Remote, Recognition Memory in Rats. [PDF]

open access: yes, 2015
Spatial memory in rodents can be erased following the infusion of zeta inhibitory peptide (ZIP) into the dorsal hippocampus via indwelling guide cannulas.
Broadbent, Nicola J   +3 more
core   +4 more sources

Linking neurogenesis, oligodendrogenesis, and myelination defects to neurodevelopmental disruption in primary mitochondrial disorders

open access: yesFEBS Letters, EarlyView.
Mitochondrial remodeling shapes neural and glial lineage progression by matching metabolic supply with demand. Elevated OXPHOS supports differentiation and myelin formation, while myelin compaction lowers mitochondrial dependence, revealing mitochondria as key drivers of developmental energy adaptation.
Sahitya Ranjan Biswas   +3 more
wiley   +1 more source

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