Cell-type signatures of Alzheimer's disease shared across population groups.
Overview
and 6 other authors
Mariko Taga1, Lisa L. Barnes2, David X. Marquez2,3, David A. Bennett2, Ya Zhang1, Vilas Menon1- Center for Translational and Computational Neuroimmunology, Department of Neurology, Columbia University Irving Medical Center,New York, NY USA
- Rush Alzheimer’s Disease Center, Rush University Medical Center,Chicago, IL USA
- Department of Kinesiology and Nutrition, University of Illinois Chicago,Chicago, IL USA
Abstract
Genomic studies at single-cell resolution have identified several cell types associated with clinical and pathological traits in Alzheimer’s disease1–9, but have not examined associations that are shared across populations. To bridge this gap, here we use single-nucleus RNA sequencing and assay for transposase-accessible chromatin with sequencing to profile cortical and subcortical regions in post-mortem brain-tissue samples from Latin, white (excluding Latin) and African American (excluding Latin) individuals. Using discrete and continuous dissections of molecular programs, we identify cell-type-specific clusters associated with Alzheimer’s disease in a region-specific manner across all three population groups, including microglial (GPNMB+ and CD74+ subgroups), astrocytic (SERPINH1+, CD44+ and WIF1+ subgroups) and neuronal (SST+ GABAergic and superficial-layer glutamatergic) signatures. We also report continuous gene-expression factors in astrocytes and oligodendrocytes that are not captured by discrete cluster assignments, but which show strong associations with disease phenotypes; these factors are enriched for genes associated with annotated functions such as lipid processing and neurotransmitter reuptake. Finally, we find that molecular programs reveal six distinct subgroups of individuals with cognitive impairment that span all three populations, are not captured by neuropathology, and are instead distinguished by molecular signatures that are not universally present but are nonetheless associated with ante-mortem impairment. Overall, our study identifies key cell types and gene programs implicated in Alzheimer’s disease that are shared across population groups, and underscores how representative sampling can capture both shared signatures and disease heterogeneity, thereby enabling better prioritization of key cell types for further investigation.
Reproduced under the paper's license (CC BY), from the paper cited above.
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Data
Datasets cited
- doi:10.7303/
syn53649093 , at the source; found in “Data availability” - synapse.org/
synapse:syn52563603 , at Synapse; found in “Data availability” - synapse.org/
synapse:syn53649030 , at Synapse; found in “Data availability”
Data availability
All raw data (fastq files) and processed data (post-quality control count tables and cluster identities) are available through the AD Knowledge Portal in Synapse at https://
Reproduced under the paper's license (CC BY), from the paper cited above.
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Version 2, 28 September 2026
- Publisher: n/a → Nature Portfolio
- Funding: added U.S. Department of Health and Human Services: R01 AG15819, R01AG17917, U01AG46152, P30-AG10161, P30AG072975, U01AG61356; Rush University: P30AG10161, R01 AG15819; National Institutes of Health: 5r01ag017917-20, 3u01ag046152-02s1, 5r01ag015819-21, 5p30ag072975-04, 5u01ag061356-05, 5p30ag010161-12, R01 AG15819, P30AG10161, U01 AG61356, R01AG022018, U01AG46152, R01 AG17917, P30AG072975
Version 1, 27 September 2026: the first record
Recorded: type, language, journal, volume, issue, pages, dates, 26 authors, 3 keywords, 15 MeSH terms, 59 references.
Cite
This paper
Luquez, T., Algoo, J., Chiu, R., Mares, J. A., Yadav, A., Lam, M., Gaur, P., Lai, X., Lee, D. I., Paryani, F., Batchelor, R., Belli, I., Henry, J., Hoter-Ishay, B., Mattison, C., Starr, L., Lama, T., Karaahmet, B., Cao, W., . . . Menon, V. (2026). Cell-type signatures of Alzheimer's disease shared across population groups. Nature, 657(8130), 191-201. https://
BibTeX
@article{luquez2026cell,
author = {Luquez, Tain and Algoo, Jonathan and Chiu, Rebecca and Mares, Jason A. and Yadav, Archana and Lam, Matti and Gaur, Pallavi and Lai, Xiaoying and Lee, Dylan I. and Paryani, Fahad and Batchelor, Rafe and Belli, Irla and Henry, Jordan and Hoter-Ishay, Bat and Mattison, Courteney and Starr, Lindsey and Lama, Tsering and Karaahmet, Berke and Cao, Wenqing and De Jager, Philip L. and Taga, Mariko and Barnes, Lisa L. and Marquez, David X. and Bennett, David A. and Zhang, Ya and Menon, Vilas},
title = {{Cell-type signatures of Alzheimer's disease shared across population groups}},
journal = {Nature},
year = {2026},
month = jul,
volume = {657},
number = {8130},
pages = {191--201},
publisher = {Nature Portfolio},
issn = {0028-0836},
doi = {10.1038/
url = {https://
pmid = {42457956},
pmcid = {PMC13538069}
}
RIS
TY - JOUR
AU - Luquez, Tain
AU - Algoo, Jonathan
AU - Chiu, Rebecca
AU - Mares, Jason A.
AU - Yadav, Archana
AU - Lam, Matti
AU - Gaur, Pallavi
AU - Lai, Xiaoying
AU - Lee, Dylan I.
AU - Paryani, Fahad
AU - Batchelor, Rafe
AU - Belli, Irla
AU - Henry, Jordan
AU - Hoter-Ishay, Bat
AU - Mattison, Courteney
AU - Starr, Lindsey
AU - Lama, Tsering
AU - Karaahmet, Berke
AU - Cao, Wenqing
AU - De Jager, Philip L.
AU - Taga, Mariko
AU - Barnes, Lisa L.
AU - Marquez, David X.
AU - Bennett, David A.
AU - Zhang, Ya
AU - Menon, Vilas
TI - Cell-type signatures of Alzheimer's disease shared across population groups
T2 - Nature
J2 - Nature
PY - 2026
DA - 2026/
VL - 657
IS - 8130
SP - 191
EP - 201
SN - 0028-0836
PB - Nature Portfolio
DO - 10.1038/
UR - https://
LA - en
ER -
CSL-JSON
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