Evidence map›Paper›PMID 28736551›Full record

ArticleFrontiers in immunology2017

Differential Phenotypes of Myeloid-Derived Suppressor and T Regulatory Cells and Cytokine Levels in Amnestic Mild Cognitive Impairment Subjects Compared to Mild Alzheimer Diseased Patients.

Aurélie Le Page, Hugo Garneau, Gilles Dupuis, Eric H Frost, Anis Larbi, Jacek M Witkowski, Graham Pawelec, Tamàs Fülöp

Abstract read
In one paragraph

Article in Frontiers in immunology, 2017. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 39 papers.

0numbers the graph read from it
0cells of the map it votes in
39citing 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

39 citing papers in PubMed.

  1. Trial
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  5. Integrative genomics and functional immunology reveal Clostridia species as modulators of neuroinflammation in amyotrophic lateral sclerosis.Inflammation research : official journal of the European Histamine Research Society ... [et al.] · 2025
    Article
  6. Article
  7. Review
  8. Review
  9. Review
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  11. Review
  12. Article
  13. Article
  14. Aging gene signature of memory CD8Immunity & ageing : I & A · 2023
    Article
  15. The effects of high plasma levels of AβImmunity & ageing : I & A · 2023
    Article
  16. Article
  17. Article
  18. Article
  19. Review
  20. 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

8 authors.

Aurélie Le PageFaculty of Medicine and Health Sciences, Research Center on Aging, Graduate Program in Immunology, University of Sherbrooke, Sherbrooke, QC, Canada.
Hugo GarneauFaculty of Medicine and Health Sciences, Research Center on Aging, Graduate Program in Immunology, University of Sherbrooke, Sherbrooke, QC, Canada.
Gilles DupuisFaculty of Medicine and Health Sciences, Department of Biochemistry, Graduate Program in Immunology, University of Sherbrooke, Sherbrooke, QC, Canada.
Eric H FrostFaculty of Medicine and Health Sciences, Department of Infectious Diseases and Microbiology, Graduate Program in Immunology, University of Sherbrooke, Sherbrooke, QC, Canada.
Anis LarbiASTAR, Singapore Immunology Network, Singapore, Singapore.
Jacek M WitkowskiDepartment of Pathophysiology, Medical University of Gdańsk, Gdańsk, Poland.
Graham PawelecDepartment of Internal Medicine II, Center for Medical Research University of Tübingen, Tübingen, Germany.
Tamàs FülöpFaculty of Medicine and Health Sciences, Research Center on Aging, Graduate Program in Immunology, University of Sherbrooke, Sherbrooke, QC, Canada.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Alzheimer disease (AD) is the most prevalent form of dementia although the underlying cause(s) remains unknown at this time. However, neuroinflammation is believed to play an important role and suspected contributing immune parameters can be revealed in studies comparing patients at the stage of amnestic mild cognitive impairment (aMCI) to healthy age-matched individuals. A network of immune regulatory cells including regulatory T cells (Tregs) and myeloid-derived suppressor cells (MDSCs) maintains immune homeostasis but there are very few data on the role of these cells in AD. Here, we investigated the presence of these cells in the blood of subjects with aMCI and mild AD (mAD) in comparison with healthy age-matched controls. We also quantitated several pro- and anti-inflammatory cytokines in sera which can influence the development and activation of these cells. We found significantly higher levels of MDSCs and Tregs in aMCI but not in mAD patients, as well as higher serum IL-1β levels. Stratifying the subjects based on CMV serostatus that is known to influence multiple immune parameters showed an absence of differences between aMCI subjects compared to mAD patients and healthy controls. We suggest that the increase in MDSCs and Tregs number in aMCI subjects may have a beneficial role in modulating inflammatory processes. However, this protective mechanism may have failed in mAD patients, allowing progression of the disease. This working hypothesis obviously requires testing in future studies.

Indexed as

Alzheimer’s diseaseamnestic mild cognitive impairment patientscytokinesinflammationmyeloid-derived suppressor cellsregulatory T cell

Identifiers

PMID28736551
PMCPMC5500623

What OpenQuestion holds

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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.