Altered structural covariance of locus coeruleus in individuals with significant memory concern and patients with mild cognitive impairment

Y Tang, M Cao, Y Li, Y Lin, X Wu, M Chen… - Cerebral …, 2023 - academic.oup.com
The locus coeruleus (LC) is the site where tau accumulation is preferentially observed
pathologically in Alzheimer's disease (AD) patients, but the changes in gray matter co …

Sex-Related Disparities in the Resting State Functional Connectivity of the Locus Coeruelus and Salience Network in Preclinical Alzheimer's Disease

YH Um, SM Wang, DW Kang, S Kim, CU Lee… - International Journal of …, 2023 - mdpi.com
Recent studies have demonstrated the pivotal role of locus coeruleus (LC) and salience
network (SN) resting state functional connectivity (rsFC) changes in the early stage of …

Lower novelty-related locus coeruleus function is associated with Aβ-related cognitive decline in clinically healthy individuals

PC Prokopiou, N Engels-Domínguez, KV Papp… - Nature …, 2022 - nature.com
Animal and human imaging research reported that the presence of cortical Alzheimer's
Disease's (AD) neuropathology, beta-amyloid and neurofibrillary tau, is associated with …

Associations between MRI-assessed locus coeruleus integrity and cortical gray matter microstructure

JA Elman, OK Puckett, DJ Hagler Jr, RC Pearce… - Cerebral …, 2022 - academic.oup.com
The locus coeruleus (LC) is one of the earliest sites of tau pathology, making it a key
structure in early Alzheimer's disease (AD) progression. As the primary source of …

Progressive structural and covariance connectivity abnormalities in patients with Alzheimer's disease

Y Xiao, J Wang, K Huang, L Gao, S Yao… - Frontiers in Aging …, 2023 - frontiersin.org
Background Alzheimer's disease (AD) is one of most prevalent neurodegenerative diseases
worldwide and characterized by cognitive decline and brain structure atrophy. While studies …

Early alteration of the locus coeruleus in phenotypic variants of Alzheimer's disease

P Olivieri, J Lagarde, S Lehericy… - Annals of clinical …, 2019 - Wiley Online Library
Neuropathological studies showed early locus coeruleus (LC) neuronal loss associated with
tauopathy in Alzheimer's Disease (AD). We used the LC signal intensity (LC‐I) on 3T MRI to …

In vivo and neuropathology data support locus coeruleus integrity as indicator of Alzheimer's disease pathology and cognitive decline

HIL Jacobs, JA Becker, K Kwong… - Science translational …, 2021 - science.org
Several autopsy studies recognize the locus coeruleus (LC) as the initial site of
hyperphosphorylated TAU aggregation, and as the number of LC neurons harboring TAU …

Gray matter structural covariance networks changes along the Alzheimer's disease continuum

K Li, X Luo, Q Zeng, P Huang, Z Shen, X Xu, J Xu… - NeuroImage: Clinical, 2019 - Elsevier
Alzheimer's disease (AD) has a long neuropathological accumulation phase before the
onset of dementia. Such AD neuropathological deposition between neurons impairs the …

Lower in vivo locus coeruleus integrity is associated with lower cortical thickness in older individuals with elevated Alzheimer's pathology: a cohort study

N Engels-Domínguez, EA Koops, S Hsieh… - Alzheimer's Research & …, 2024 - Springer
Background Autopsy work indicates that the widely-projecting noradrenergic pontine locus
coeruleus (LC) is among the earliest regions to accumulate hyperphosphorylated tau, a …

Differential abnormality in functional connectivity density in preclinical and early-stage Alzheimer's disease

Y Song, H Wu, S Chen, H Ge, Z Yan, C Xue… - Frontiers in Aging …, 2022 - frontiersin.org
Background Both subjective cognitive decline (SCD) and amnestic mild cognitive
impairment (aMCI) have a high risk of progression to Alzheimer's disease (AD). While most …