Single-nucleus RNA sequencing demonstrates an autosomal dominant Alzheimer's disease profile and possible mechanisms of disease protection
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Single-nucleus RNA sequencing demonstrates an autosomal dominant Alzheimer's disease profile and possible mechanisms of disease protection. / Almeida, Maria Camila; Eger, Sarah J; He, Caroline; Audouard, Morgane; Nikitina, Arina; Glasauer, Stella M K; Han, Dasol; Mejía-Cupajita, Barbara; Acosta-Uribe, Juliana; Villalba-Moreno, Nelson David; Littau, Jessica Lisa; Elcheikhali, Megan; Rivera, Erica Keane; Carrettiero, Daniel Carneiro; Villegas-Lanau, Carlos Andrés; Sepulveda-Falla, Diego; Lopera, Francisco; Kosik, Kenneth S.
In: NEURON, Vol. 112, No. 11, 05.06.2024, p. 1778-1794.e7.Research output: SCORING: Contribution to journal › SCORING: Journal article › Research › peer-review
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T1 - Single-nucleus RNA sequencing demonstrates an autosomal dominant Alzheimer's disease profile and possible mechanisms of disease protection
AU - Almeida, Maria Camila
AU - Eger, Sarah J
AU - He, Caroline
AU - Audouard, Morgane
AU - Nikitina, Arina
AU - Glasauer, Stella M K
AU - Han, Dasol
AU - Mejía-Cupajita, Barbara
AU - Acosta-Uribe, Juliana
AU - Villalba-Moreno, Nelson David
AU - Littau, Jessica Lisa
AU - Elcheikhali, Megan
AU - Rivera, Erica Keane
AU - Carrettiero, Daniel Carneiro
AU - Villegas-Lanau, Carlos Andrés
AU - Sepulveda-Falla, Diego
AU - Lopera, Francisco
AU - Kosik, Kenneth S
N1 - Copyright © 2024 Elsevier Inc. All rights reserved.
PY - 2024/6/5
Y1 - 2024/6/5
N2 - Highly penetrant autosomal dominant Alzheimer's disease (ADAD) comprises a distinct disease entity as compared to the far more prevalent form of AD in which common variants collectively contribute to risk. The downstream pathways that distinguish these AD forms in specific cell types have not been deeply explored. We compared single-nucleus transcriptomes among a set of 27 cases divided among PSEN1-E280A ADAD carriers, sporadic AD, and controls. Autophagy genes and chaperones clearly defined the PSEN1-E280A cases compared to sporadic AD. Spatial transcriptomics validated the activation of chaperone-mediated autophagy genes in PSEN1-E280A. The PSEN1-E280A case in which much of the brain was spared neurofibrillary pathology and harbored a homozygous APOE3-Christchurch variant revealed possible explanations for protection from AD pathology including overexpression of LRP1 in astrocytes, increased expression of FKBP1B, and decreased PSEN1 expression in neurons. The unique cellular responses in ADAD and sporadic AD require consideration when designing clinical trials.
AB - Highly penetrant autosomal dominant Alzheimer's disease (ADAD) comprises a distinct disease entity as compared to the far more prevalent form of AD in which common variants collectively contribute to risk. The downstream pathways that distinguish these AD forms in specific cell types have not been deeply explored. We compared single-nucleus transcriptomes among a set of 27 cases divided among PSEN1-E280A ADAD carriers, sporadic AD, and controls. Autophagy genes and chaperones clearly defined the PSEN1-E280A cases compared to sporadic AD. Spatial transcriptomics validated the activation of chaperone-mediated autophagy genes in PSEN1-E280A. The PSEN1-E280A case in which much of the brain was spared neurofibrillary pathology and harbored a homozygous APOE3-Christchurch variant revealed possible explanations for protection from AD pathology including overexpression of LRP1 in astrocytes, increased expression of FKBP1B, and decreased PSEN1 expression in neurons. The unique cellular responses in ADAD and sporadic AD require consideration when designing clinical trials.
U2 - 10.1016/j.neuron.2024.02.009
DO - 10.1016/j.neuron.2024.02.009
M3 - SCORING: Journal article
C2 - 38417436
VL - 112
SP - 1778-1794.e7
JO - NEURON
JF - NEURON
SN - 0896-6273
IS - 11
ER -