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 …

Probing neural circuit mechanisms in Alzheimer's disease using novel technologies

SF Grieco, TC Holmes, X Xu - Molecular Psychiatry, 2023 - nature.com
The study of Alzheimer's Disease (AD) has traditionally focused on neuropathological
mechanisms that has guided therapies that attenuate neuropathological features. A new …

Dissociating effects of aging and genetic risk of sporadic Alzheimer's disease on path integration

L Colmant, A Bierbrauer, Y Bellaali, L Kunz… - Neurobiology of …, 2023 - Elsevier
Path integration is a spatial navigation ability that requires the integration of information
derived from self-motion cues and stable landmarks, when available, to return to a previous …

Spatial memory deficits in Alzheimer's disease and their connection to cognitive maps' formation by place cells and grid cells

A Silva, MC Martínez - Frontiers in Behavioral Neuroscience, 2023 - frontiersin.org
Whenever we navigate through different contexts, we build a cognitive map: an internal
representation of the territory. Spatial navigation is a complex skill that involves multiple …

A Fiber Sensor for Long‐Term Monitoring of Extracellular Potassium Ion Fluctuations in Chronic Neuropsychiatric Diseases

J Wang, L Wang, Y Yang, HJ Li, X Huang… - Advanced …, 2024 - Wiley Online Library
The extracellular potassium ion concentration in the brain exerts a significant influence on
cellular excitability and intercellular communication. Perturbations in the extracellular …

Grid cell disruption in a mouse model of early Alzheimer's disease reflects reduced integration of self-motion cues

J Ying, A Reboreda, M Yoshida, MP Brandon - Current Biology, 2023 - cell.com
Converging evidence from human and rodent studies suggests that disrupted grid cell
coding in the medial entorhinal cortex (MEC) underlies path integration behavioral deficits …

Localized APP expression results in progressive network dysfunction by disorganizing spike timing

SV da Silva, MG Haberl, K Gaur, R Patel, G Narayan… - Neuron, 2024 - cell.com
Progressive cognitive decline in Alzheimer's disease could either be caused by a spreading
molecular pathology or by an initially focal pathology that causes aberrant neuronal activity …

Age-related advanced glycation end-product accumulation impairs mitochondrial regulation after vitrification

J Ito, H Iwata - Biology of Reproduction, 2023 - academic.oup.com
Vitrification is an important assisted reproductive technology, although it induces
mitochondrial dysfunction in embryos. Herein, we aimed to investigate whether age …

Progressive excitability changes in the medial entorhinal cortex in the 3xTg mouse model of Alzheimer's disease pathology

L Chen, ZC Wick, LM Vetere, N Vaughan… - Journal of …, 2023 - Soc Neuroscience
Alzheimer's disease (AD) is a chronic neurodegenerative disorder characterized by memory
loss and progressive cognitive impairments. In mouse models of AD pathology, studies have …

Linking temporal coordination of hippocampal activity to memory function

G Etter, JE Carmichael, S Williams - Frontiers in Cellular …, 2023 - frontiersin.org
Oscillations in neural activity are widespread throughout the brain and can be observed at
the population level through the local field potential. These rhythmic patterns are associated …