Evidence map›Paper›PMID 31127084›Full record

ArticleTranslational psychiatry2019

Microglia in post-mortem brain tissue of patients with bipolar disorder are not immune activated.

Marjolein A M Sneeboer, Gijsje J L J Snijders, Woutje M Berdowski, Alba Fernández-Andreu, Psychiatric Donor Program of the Netherlands Brain Bank (NBB-Psy), Hans C van Mierlo, Amber Berdenis van Berlekom, Manja Litjens, René S Kahn, Elly M Hol and 1 more

Open access · goldAbstract read
In one paragraph

Article in Translational psychiatry, 2019. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 30 papers, 5 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
30citing papers in PubMed, 5 pooled it
3.8field-weighted citation impact, top 6% of its field
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

30 citing papers in PubMed, 5 syntheses or guidelines pooled it, 60 citations in OpenAlex.

  1. Pooled it
  2. Pooled it
  3. Pooled it
  4. Pooled it
  5. Pooled it
  6. Choroid plexus inflammation in bipolar disorder.Brain, behavior, and immunity · 2026
    Article
  7. Review
  8. Premature aging in serious mental illness.Neuropsychopharmacology : official publication of the American College of Neuropsychopharmacology · 2026
    Review
  9. Microglia contribute to bipolar depression through Serinc2-dependent phospholipid synthesis.Proceedings of the National Academy of Sciences of the United States of America · 2025
    Article
  10. Article
  11. Review
  12. Article
  13. Application of anFrontiers in cellular neuroscience · 2024
    Article
  14. Microglia-neuron interactions in schizophrenia.Frontiers in cellular neuroscience · 2024
    Review
  15. Article
  16. Review
  17. The role of microglia in neuropsychiatric disorders and suicide.European archives of psychiatry and clinical neuroscience · 2022
    Review
  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

11 authors at 2 institutions in 2 countries.

Marjolein A M SneeboerDepartment of Psychiatry, Brain Center Rudolf Magnus, University Medical Center Utrecht, Utrecht University (BCRM-UMCU-UU), 3584 CG, Utrecht, The Netherlands. m.a.m.sneeboer@umcutrecht.nl.
Gijsje J L J SnijdersDepartment of Psychiatry, Brain Center Rudolf Magnus, University Medical Center Utrecht, Utrecht University (BCRM-UMCU-UU), 3584 CG, Utrecht, The Netherlands.
Woutje M BerdowskiDepartment of Translational Neuroscience, Brain Center Rudolf Magnus, University Medical Center Utrecht, Utrecht University (BCRM-UMCU-UU), 3584 CG, Utrecht, The Netherlands.
Alba Fernández-AndreuDepartment of Translational Neuroscience, Brain Center Rudolf Magnus, University Medical Center Utrecht, Utrecht University (BCRM-UMCU-UU), 3584 CG, Utrecht, The Netherlands.
Psychiatric Donor Program of the Netherlands Brain Bank (NBB-Psy)
Hans C van MierloDepartment of Psychiatry, Brain Center Rudolf Magnus, University Medical Center Utrecht, Utrecht University (BCRM-UMCU-UU), 3584 CG, Utrecht, The Netherlands.
Amber Berdenis van BerlekomDepartment of Psychiatry, Brain Center Rudolf Magnus, University Medical Center Utrecht, Utrecht University (BCRM-UMCU-UU), 3584 CG, Utrecht, The Netherlands.
Manja LitjensDepartment of Psychiatry, Brain Center Rudolf Magnus, University Medical Center Utrecht, Utrecht University (BCRM-UMCU-UU), 3584 CG, Utrecht, The Netherlands.
René S KahnDepartment of Psychiatry, Brain Center Rudolf Magnus, University Medical Center Utrecht, Utrecht University (BCRM-UMCU-UU), 3584 CG, Utrecht, The Netherlands.
Elly M HolDepartment of Translational Neuroscience, Brain Center Rudolf Magnus, University Medical Center Utrecht, Utrecht University (BCRM-UMCU-UU), 3584 CG, Utrecht, The Netherlands.
Lot D de WitteDepartment of Psychiatry, Brain Center Rudolf Magnus, University Medical Center Utrecht, Utrecht University (BCRM-UMCU-UU), 3584 CG, Utrecht, The Netherlands.
Utrecht University · NLRoyal Netherlands Academy of Arts and Sciences · NL

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Genetic, epidemiological, and biomarker studies suggest that the immune system is involved in the pathogenesis of bipolar disorder (BD). It has therefore been hypothesized that immune activation of microglia, the resident immune cells of the brain, is associated with the disease. Only a few studies have addressed the involvement of microglia in BD so far and a more detailed immune profiling of microglial activation is lacking. Here, we applied a multi-level approach to determine the activation state of microglia in BD post-mortem brain tissue. We did not find differences in microglial density, and mRNA expression of microglial markers in the medial frontal gyrus (MFG) of patients with BD. Furthermore, we performed in-depth characterization of human primary microglia isolated from fresh brain tissue of the MFG, superior temporal gyrus (STG), and thalamus (THA). Similarly, these ex vivo isolated microglia did not show elevated expression of inflammatory markers. Finally, challenging the isolated microglia with LPS did not result in an increased immune response in patients with BD compared to controls. In conclusion, our study shows that microglia in post-mortem brain tissue of patients with BD are not immune activated.

Indexed as

AgedAged, 80 and overAutopsyBiomarkersBipolar DisorderCerebral CortexFemaleHumansMaleMicrogliaMiddle AgedThalamusBiomarkers

Identifiers

PMID31127084
PMCPMC6534632
OpenAlexW2945294004

What OpenQuestion holds

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LicenceCC BY
Read underepoch 390

Registered trials

None linked

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.