Declining locus coeruleus–dopaminergic and noradrenergic modulation of long-term memory in aging and Alzheimer's disease

MJ Dahl, A Kulesza, M Werkle-Bergner… - … & Biobehavioral Reviews, 2023 - Elsevier
Memory is essential in defining our identity by guiding behavior based on past experiences.
However, aging leads to declining memory, disrupting older adult's lives. Memories are …

Is Alzheimer disease a disease?

AD Korczyn, LT Grinberg - Nature Reviews Neurology, 2024 - nature.com
Dementia, a prevalent condition among older individuals, has profound societal
implications. Extensive research has resulted in no cure for what is perceived as the most …

The integrity of dopaminergic and noradrenergic brain regions is associated with different aspects of late-life memory performance

MJ Dahl, SL Bachman, S Dutt, S Düzel, NC Bodammer… - Nature Aging, 2023 - nature.com
Abstract Changes in dopaminergic neuromodulation play a key role in adult memory
decline. Recent research has also implicated noradrenaline in sha** late-life memory …

Ultra-high field imaging, plasma markers and autopsy data uncover a specific rostral locus coeruleus vulnerability to hyperphosphorylated tau

M Van Egroo, JM Riphagen, NJ Ashton… - Molecular …, 2023 - nature.com
Autopsy data indicate that the locus coeruleus (LC) is one of the first sites in the brain to
accumulate hyperphosphorylated tau pathology, with the rostral part possibly being more …

Unveiling a novel memory center in human brain: neurochemical identification of the nucleus incertus, a key pontine locus implicated in stress and neuropathology

C de Ávila, A Gugula, A Trenk, AJ Intorcia, C Suazo… - Biological Research, 2024 - Springer
Background The nucleus incertus (NI) was originally described by Streeter in 1903, as a
midline region in the floor of the fourth ventricle of the human brain with an …

Exploring the role of Locus Coeruleus in Alzheimer's Disease: a Comprehensive Update on MRI studies and implications

A Galgani, FS Giorgi - Current Neurology and Neuroscience Reports, 2023 - Springer
Abstract Purpose of Review Performing a thorough review of magnetic resonance imaging
(MRI) studies assessing locus coeruleus (LC) integrity in ageing and Alzheimer's disease …

[HTML][HTML] Interictal spikes in Alzheimer's disease: Preclinical evidence for dominance of the dentate gyrus and cholinergic control by the medial septum

CP Lisgaras, HE Scharfman - Neurobiology of disease, 2023 - Elsevier
Interictal spikes (IIS) are a common type of abnormal electrical activity in Alzheimer's
disease (AD) and preclinical models. The brain regions where IIS are largest are not known …

Neuromodulatory subcortical nucleus integrity is associated with white matter microstructure, tauopathy and APOE status

A Wearn, SA Tremblay, CL Tardif, IR Leppert… - Nature …, 2024 - nature.com
The neuromodulatory subcortical nuclei within the isodendritic core (IdC) are the earliest
sites of tauopathy in Alzheimer's disease (AD). They project broadly throughout the brain's …

Dietary tyrosine intake (FFQ) is associated with locus coeruleus, attention and grey matter maintenance: an MRI structural study on 398 healthy individuals of the …

ERG Plini, MC Melnychuk, A Harkin, MJ Dahl… - The journal of nutrition …, 2023 - Springer
Abstract Background and Objective It is documented that low protein and amino-acid dietary
intake is related to poorer cognitive health and increased risk of dementia. Degradation of …

Interactive effects of locus coeruleus structure and catecholamine synthesis capacity on cognitive function

HY Chen, JH Parent, CJ Ciampa, MJ Dahl… - Frontiers in aging …, 2023 - frontiersin.org
Background The locus coeruleus (LC) produces catecholamines (norepinephrine and
dopamine) and is implicated in a broad range of cognitive functions including attention and …