Evidence map›Paper›PMID 39849490›Full record

ArticleJournal of neuroinflammation2025

Single-cell RNA sequencing highlights the role of distinct natural killer subsets in sporadic amyotrophic lateral sclerosis.

Esther Álvarez-Sánchez, Álvaro Carbayo, Natalia Valle-Tamayo, Laia Muñoz, Joaquim Aumatell, Soraya Torres, Sara Rubio-Guerra, Jesús García-Castro, Judit Selma-González, Daniel Alcolea and 6 more

Abstract read
In one paragraph

Article in Journal of neuroinflammation, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 12 papers.

0numbers the graph read from it
0cells of the map it votes in
12citing papers in PubMed
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

12 citing papers in PubMed.

  1. Review
  2. Article
  3. Review
  4. Review
  5. Methodological insights and clinical outcomes in ALS and FTLD: lessons from the SPIN cohort.Alzheimer's & dementia : the journal of the Alzheimer's Association · 2026
    Article
  6. Article
  7. Review
  8. Article
  9. Review
  10. scDown: A Pipeline for Single-Cell RNA-Seq Downstream Analysis.International journal of molecular sciences · 2025
    Article
  11. Article
  12. Review
4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

16 authors.

Esther Álvarez-SánchezMemory Unit, Neurology Department and Institut de Recerca Sant Pau, Hospital de la Santa Creu i Sant Pau, Universitat Autònoma de Barcelona, Sant Quintí 77-79, 08041, Barcelona, Spain.
Álvaro CarbayoNetwork Center for Biomedical Research in Rare Diseases (CIBERER), Madrid, Spain.
Natalia Valle-TamayoMemory Unit, Neurology Department and Institut de Recerca Sant Pau, Hospital de la Santa Creu i Sant Pau, Universitat Autònoma de Barcelona, Sant Quintí 77-79, 08041, Barcelona, Spain.
Laia MuñozMemory Unit, Neurology Department and Institut de Recerca Sant Pau, Hospital de la Santa Creu i Sant Pau, Universitat Autònoma de Barcelona, Sant Quintí 77-79, 08041, Barcelona, Spain.
Joaquim AumatellMemory Unit, Neurology Department and Institut de Recerca Sant Pau, Hospital de la Santa Creu i Sant Pau, Universitat Autònoma de Barcelona, Sant Quintí 77-79, 08041, Barcelona, Spain.
Soraya TorresMemory Unit, Neurology Department and Institut de Recerca Sant Pau, Hospital de la Santa Creu i Sant Pau, Universitat Autònoma de Barcelona, Sant Quintí 77-79, 08041, Barcelona, Spain.
Sara Rubio-GuerraMemory Unit, Neurology Department and Institut de Recerca Sant Pau, Hospital de la Santa Creu i Sant Pau, Universitat Autònoma de Barcelona, Sant Quintí 77-79, 08041, Barcelona, Spain.
Jesús García-CastroMemory Unit, Neurology Department and Institut de Recerca Sant Pau, Hospital de la Santa Creu i Sant Pau, Universitat Autònoma de Barcelona, Sant Quintí 77-79, 08041, Barcelona, Spain.
Judit Selma-GonzálezMemory Unit, Neurology Department and Institut de Recerca Sant Pau, Hospital de la Santa Creu i Sant Pau, Universitat Autònoma de Barcelona, Sant Quintí 77-79, 08041, Barcelona, Spain.
Daniel AlcoleaMemory Unit, Neurology Department and Institut de Recerca Sant Pau, Hospital de la Santa Creu i Sant Pau, Universitat Autònoma de Barcelona, Sant Quintí 77-79, 08041, Barcelona, Spain.
Janina Turon-SansNetwork Center for Biomedical Research in Rare Diseases (CIBERER), Madrid, Spain.
Alberto LleóMemory Unit, Neurology Department and Institut de Recerca Sant Pau, Hospital de la Santa Creu i Sant Pau, Universitat Autònoma de Barcelona, Sant Quintí 77-79, 08041, Barcelona, Spain.
Ignacio Illán-GalaMemory Unit, Neurology Department and Institut de Recerca Sant Pau, Hospital de la Santa Creu i Sant Pau, Universitat Autònoma de Barcelona, Sant Quintí 77-79, 08041, Barcelona, Spain.
Juan ForteaMemory Unit, Neurology Department and Institut de Recerca Sant Pau, Hospital de la Santa Creu i Sant Pau, Universitat Autònoma de Barcelona, Sant Quintí 77-79, 08041, Barcelona, Spain.
Ricard Rojas-GarcíaNetwork Center for Biomedical Research in Rare Diseases (CIBERER), Madrid, Spain.
Oriol Dols-IcardoMemory Unit, Neurology Department and Institut de Recerca Sant Pau, Hospital de la Santa Creu i Sant Pau, Universitat Autònoma de Barcelona, Sant Quintí 77-79, 08041, Barcelona, Spain. odols@santpau.cat.

Funding

The Role of Inflammation and NGF Dysfunction in the Evolution of Alzheimer Disease Pathology in Down Syndrome-RevisionRF1AG056850 · NIA · UNIVERSITY OF CALIFORNIA-IRVINE · PI BUSCIGLIO, JORGE A, CUELLO, A CLAUDIO · 2018 to 2020
$5.9M
Alzheimer's Association AACSF-21-850193Alzheimer's Association AARF-22-924456Fondation Jérôme Lejeune PDC-2023-51; #202307Fundación Española para el Fomento de la Investigación de la Esclerosis Lateral Amiotrófica Por un mundo sin ELAGlobal Brain Health Institute GBHI ALZ UK-21-720973Instituto de Salud Carlos III (Ministerio de Asuntos Económicos y Transformación Digital, Gobierno de España) FI22/00077Instituto de Salud Carlos III (Ministerio de Asuntos Económicos y Transformación Digital, Gobierno de España) INT21/00073Instituto de Salud Carlos III (Ministerio de Asuntos Económicos y Transformación Digital, Gobierno de España) PI19/01543Instituto de Salud Carlos III (Ministerio de Asuntos Económicos y Transformación Digital, Gobierno de España) PI21/00791NIA NIH HHS RF1 AG056850NIH HHS R01 AG056850
6 · The paper itself

Abstract

backgroundNeuroinflammation plays a major role in amyotrophic lateral sclerosis (ALS), and cumulative evidence suggests that systemic inflammation and the infiltration of immune cells into the brain contribute to this process. However, no study has investigated the role of peripheral blood immune cells in ALS pathophysiology using single-cell RNA sequencing (scRNAseq).

methodsWe aimed to characterize immune cells from blood and identify ALS-related immune alterations at single-cell resolution. For this purpose, peripheral blood mononuclear cells (PBMC) were isolated from 14 ALS patients and 14 cognitively unimpaired healthy individuals (HC), matched by age and gender, and cryopreserved until library preparation and scRNAseq. We analyzed differences in the proportions of PBMC, gene expression, and cell-cell communication patterns between ALS patients and HC, as well as their association with plasma neurofilament light (NfL) concentrations, a surrogate biomarker for neurodegeneration. Flow cytometry was used to validate alterations in cell type proportions.

resultsWe identified the expansion of CD56

conclusionOur results reveal a signature of relevant changes occurring in peripheral blood immune cells in ALS and underscore alterations in the proportion, gene expression, and signaling patterns of a cytotoxic and terminally differentiated CD56

Indexed as

Amyotrophic Lateral SclerosisKiller Cells, NaturalSequence Analysis, RNASingle-Cell AnalysisAdultAgedFemaleHumansLeukocytes, MononuclearMaleMiddle AgedALSImmune systemNatural killer cellsNeurodegenerationscRNAseq

Identifiers

PMID39849490
PMCPMC11756089

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Registered trials

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Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.