Evidence map›Paper›PMID 40583890›Full record

ReviewBasic and clinical neuroscience

A Preliminary Meta-analysis of Regulatory T-cell Reduction in Patients With Migraine.

Subalakshmi Sugumar, Saman Shah, Philo Hazeena, Deepa Avadhani, Pavithra Murugan, Murugesan Arumugam

Abstract readReview
In one paragraph

Review in Basic and clinical neuroscience. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 1 paper.

0numbers the graph read from it
0cells of the map it votes in
1citing 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

1 citing paper in PubMed.

  1. Article
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

6 authors.

Subalakshmi SugumarDepartment of Pharmacology, Sri Ramachandra Faculty of Pharmacy, Sri Ramachandra Institute of Higher Education and Research, Chennai, India.ORCID https://orcid.org/0000-0001-8544-568X
Saman ShahDepartment of Pathology, Hind Institute of Medical Sciences, Barabanki, India.ORCID https://orcid.org/0000-0002-0089-5460
Philo HazeenaDepartment of Neurology, Sri Ramachandra Institute of Higher Education and Research, Chennai, India.ORCID https://orcid.org/0000-0001-6221-431X
Deepa AvadhaniDepartment of Neurology, Sri Ramachandra Institute of Higher Education and Research, Chennai, India.ORCID https://orcid.org/0009-0004-0991-9563
Pavithra MuruganDepartment of Pharmacology, Sri Ramachandra Faculty of Pharmacy, Sri Ramachandra Institute of Higher Education and Research, Chennai, India.ORCID https://orcid.org/0000-0001-5666-2810
Murugesan ArumugamDepartment of Pharmacology, Sri Ramachandra Faculty of Pharmacy, Sri Ramachandra Institute of Higher Education and Research, Chennai, India.ORCID https://orcid.org/0000-0001-8770-4083

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Introduction: The etiology of migraine is not fully understood, but there is ongoing debate about the potential role of immune dysfunction in migraine pathophysiology. Some clinical studies have shown a reduction in CD4 Methods: A detailed literature search was conducted on PubMed, Scopus, Embase, ProQuest, Cochrane Review, Clinical trials, Academic thesis, American Academy of Neurology resources, and Google Scholar databases from 2010 to 2023. Studies that were appropriately designed to quantify Treg cell levels in migraine patients were included in this meta-analysis. Results: Out of 17 studies initially reviewed, only 4 studies with 121 migraine patients were included for analysis. The meta-analysis revealed a statistically significant reduction in Treg cell levels in migraine patients compared to healthy volunteers (Z=1.21; P=0.23). Conclusion: The observation of lower levels of Treg cells in migraine patients, compared to healthy volunteers, supports the theory that migraine may be an autoimmune disorder. However, additional clinical data is required to understand the role of immune dysregulation in migraine pathogenesis fully. This is the first meta-analysis of Treg cell levels in the context of migraine research, significantly contributing to the existing literature on the topic.

Indexed as

AutoimmunityCD4+CD25+ regulatory T-cellsCD4+ T-cellsFOXP3MigraineRegulatory T-cells

Identifiers

PMID40583890
PMCPMC12198739

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.