Results 1 to 10 of about 40,545 (235)

A sense of direction in human entorhinal cortex [PDF]

open access: yesProceedings of the National Academy of Sciences of the United States of America, 2010
Finding our way in spatial environments is an essential part of daily life. How do we come to possess this sense of direction? Extensive research points to the hippocampus and entorhinal cortex (EC) as key neural structures underlying spatial navigation.
Michael Kahana   +2 more
exaly   +3 more sources

Anatomy and Function of the Primate Entorhinal Cortex

open access: yesAnnual Review of Vision Science, 2020
The entorhinal cortex (EC) is a critical element of the hippocampal formation located within the medial temporal lobe (MTL) in primates. The EC has historically received attention for being the primary mediator of cortical information going into and coming from the hippocampus proper.
Elizabeth Buffalo
exaly   +3 more sources

Acute stress modulates hippocampal to entorhinal cortex communication

open access: yesFrontiers in Cellular Neuroscience, 2023
Feed-forward inhibition is vital in the transfer and processing of synaptic information within the hippocampal–entorhinal loop by controlling the strength and direction of excitation flow between different neuronal populations and individual neurons ...
Azat Nasretdinov   +8 more
doaj   +1 more source

Grid alignment in entorhinal cortex [PDF]

open access: yesBiological Cybernetics, 2012
The spatial responses of many of the cells recorded in all layers of rodent medial entorhinal cortex (mEC) show a triangular grid pattern, and once established might be based in part on path-integration mechanisms. Grid axes are tightly aligned across simultaneously recorded units.
Bailu Si   +2 more
openaire   +4 more sources

Crossed Entorhino-Dentate Projections Form and Terminate With Correct Layer-Specificity in Organotypic Slice Cultures of the Mouse Hippocampus

open access: yesFrontiers in Neuroanatomy, 2021
The entorhino-dentate projection, i.e., the perforant pathway, terminates in a highly ordered and laminated fashion in the rodent dentate gyrus (DG): fibers arising from the medial entorhinal cortex (MEC) terminate in the middle molecular layer, whereas ...
Lars Hildebrandt-Einfeldt   +10 more
doaj   +1 more source

Entorhinal cortex and parahippocampus volume reductions impact olfactory decline in aged subjects

open access: yesBrain and Behavior, 2021
Introduction Pathological abnormalities first appear in the medial temporal regions including entorhinal cortex and parahippocampus in patients with Alzheimer's disease.
Natsuko Iizuka   +13 more
doaj   +1 more source

Medial entorhinal cortex lesions induce degradation of CA1 place cell firing stability when self-motion information is used

open access: yesBrain and Neuroscience Advances, 2020
The entorhinal–hippocampus network plays a central role in navigation and episodic memory formation. To investigate these interactions, we examined the effect of medial entorhinal cortex lesions on hippocampal place cell activity.
Pierre-Yves Jacob   +4 more
doaj   +1 more source

Entorhinal and Transentorhinal Atrophy in Preclinical Alzheimer's Disease

open access: yesFrontiers in Neuroscience, 2020
This study examines the atrophy patterns in the entorhinal and transentorhinal cortices of subjects that converted from normal cognition to mild cognitive impairment.
Sue Kulason   +15 more
doaj   +1 more source

Effects of acetylcholine on neuronal properties in entorhinal cortex

open access: yesFrontiers in Behavioral Neuroscience, 2012
The entorhinal cortex receives prominent cholinergic innervation from the medial septum and the vertical limb of the diagonal band of Broca (MSDB). To understand how cholinergic neurotransmission can modulate behavior, research has been directed towards ...
James G Heys   +4 more
doaj   +1 more source

Electrical Stimulation of the Lateral Entorhinal Cortex Causes a Frequency-Specific BOLD Response Pattern in the Rat Brain

open access: yesFrontiers in Neuroscience, 2019
Although deep brain stimulation of the entorhinal cortex has recently shown promise in the treatment of early forms of cognitive decline, the underlying neurophysiological processes remain elusive.
Karla Krautwald   +4 more
doaj   +1 more source

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