Entorhinal cortex dysfunction in Alzheimer's disease

KM Igarashi - Trends in neurosciences, 2023 - cell.com
The entorhinal cortex (EC) is the brain region that often exhibits the earliest histological
alterations in Alzheimer's disease (AD), including the formation of neurofibrillary tangles and …

Neuronal circuitry for recognition memory of object and place in rodent models

OY Chao, S Nikolaus, YM Yang, JP Huston - … & Biobehavioral Reviews, 2022 - Elsevier
Rats and mice are used for studying neuronal circuits underlying recognition memory due to
their ability to spontaneously remember the occurrence of an object, its place and an …

Neurons and networks in the entorhinal cortex: A reappraisal of the lateral and medial entorhinal subdivisions mediating parallel cortical pathways

ES Nilssen, TP Doan, MJ Nigro, S Ohara… - …, 2019 - Wiley Online Library
In this review, we aim to reappraise the organization of intrinsic and extrinsic networks of the
entorhinal cortex with a focus on the concept of parallel cortical connectivity streams. The …

Microcircuits for spatial coding in the medial entorhinal cortex

JJ Tukker, P Beed, M Brecht, R Kempter… - Physiological …, 2022 - journals.physiology.org
The hippocampal formation is critically involved in learning and memory and contains a
large proportion of neurons encoding aspects of the organism's spatial surroundings. In the …

Direct cortical inputs to hippocampal area CA1 transmit complementary signals for goal-directed navigation

JC Bowler, A Losonczy - Neuron, 2023 - cell.com
The subregions of the entorhinal cortex (EC) are conventionally thought to compute
dichotomous representations for spatial processing, with the medial EC (MEC) providing a …

Path integration in normal aging and Alzheimer's disease

V Segen, J Ying, E Morgan, M Brandon… - Trends in cognitive …, 2022 - cell.com
In this review we discuss converging evidence from human and rodent research
demonstrating how path integration (PI) is impaired in healthy aging and Alzheimer's …

Functional network topography of the medial entorhinal cortex

HA Obenhaus, W Zong, RI Jacobsen… - Proceedings of the …, 2022 - National Acad Sciences
The medial entorhinal cortex (MEC) creates a map of local space, based on the firing
patterns of grid, head-direction (HD), border, and object-vector (OV) cells. How these cell …

A brainstem locomotor circuit drives the activity of speed cells in the medial entorhinal cortex

MM Carvalho, N Tanke, E Kropff, MP Witter, MB Moser… - Cell reports, 2020 - cell.com
Locomotion activates an array of sensory inputs that may help build the self-position map of
the medial entorhinal cortex (MEC). In this map, speed-coding neurons are thought to …

Wolframin-1–expressing neurons in the entorhinal cortex propagate tau to CA1 neurons and impair hippocampal memory in mice

JC Delpech, D Pathak, M Varghese… - Science translational …, 2021 - science.org
Abnormally phosphorylated tau, an early neuropathologic marker of Alzheimer's disease
(AD), first occurs in the brain's entorhinal cortex layer II (ECII) and then spreads to the CA1 …

[HTML][HTML] Minute-scale oscillatory sequences in medial entorhinal cortex

S Gonzalo Cogno, HA Obenhaus, A Lautrup… - Nature, 2024 - nature.com
The medial entorhinal cortex (MEC) hosts many of the brain's circuit elements for spatial
navigation and episodic memory, operations that require neural activity to be organized …