Evidence map›Paper›PMID 33951432›Full record

ArticleCell reports2021

Microglia provide structural resolution to injured dendrites after severe seizures.

Ukpong B Eyo, Koichiro Haruwaka, Mingshu Mo, Antony Brayan Campos-Salazar, Lingxiao Wang, Xenophon S Speros, Sruchika Sabu, Pingyi Xu, Long-Jun Wu

Abstract read
In one paragraph

Article in Cell reports, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 28 papers.

0numbers the graph read from it
0cells of the map it votes in
28citing 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

28 citing papers in PubMed.

  1. Article
  2. Review
  3. Review
  4. Article
  5. Review
  6. Article
  7. 3D Printing for Neural Repair: Bridging the Gap in Regenerative Medicine.Advanced materials (Deerfield Beach, Fla.) · 2025
    Article
  8. Article
  9. Article
  10. Article
  11. Article
  12. Article
  13. CCR2Cell reports · 2024
    Article
  14. Review
  15. Article
  16. Review
  17. Review
  18. Article
  19. Article
  20. 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

9 authors.

Ukpong B EyoDepartment of Neurology, Mayo Clinic, Rochester, MN 55905, USA; Brain Immunology and Glia Center, Department of Cell Biology and Neuroscience, University of Virginia, Charlottesville, VA 22908, USA. Electronic address: ube9q@virginia.edu.
Koichiro HaruwakaDepartment of Neurology, Mayo Clinic, Rochester, MN 55905, USA.
Mingshu MoDepartment of Cell Biology and Neuroscience, Rutgers University, Piscataway, NJ 08854, USA; Department of Neurology, First Affiliated Hospital of Guangzhou Medical University, Guangdong 510120, China.
Antony Brayan Campos-SalazarBrain Immunology and Glia Center, Department of Cell Biology and Neuroscience, University of Virginia, Charlottesville, VA 22908, USA.
Lingxiao WangDepartment of Neurology, Mayo Clinic, Rochester, MN 55905, USA.
Xenophon S SperosDepartment of Cell Biology and Neuroscience, Rutgers University, Piscataway, NJ 08854, USA.
Sruchika SabuDepartment of Cell Biology and Neuroscience, Rutgers University, Piscataway, NJ 08854, USA.
Pingyi XuDepartment of Neurology, First Affiliated Hospital of Guangzhou Medical University, Guangdong 510120, China.
Long-Jun WuDepartment of Neurology, Mayo Clinic, Rochester, MN 55905, USA; Department of Cell Biology and Neuroscience, Rutgers University, Piscataway, NJ 08854, USA; Department of Neuroscience, Mayo Clinic, Jacksonville, FL 32224, USA; Department of Immunology, Mayo Clinic, Rochester, MN 55905, USA. Electronic address: wu.longjun@mayo.edu.

Funding

The glial mechanism for electrical brain stimulationR01NS112144 · NINDS · MAYO CLINIC ROCHESTER · PI WANG, HAI-LONG, WORRELL, GREGORY A · 2019 to 2023
$3.8M
The Role of Microglia in EpilepsyR01NS088627 · NINDS · UNIVERSITY OF TEXAS HLTH SCI CTR HOUSTON · PI WU, LONG-JUN · 2014 to 2023
$3.6M
The role of microglia in neuromyelitis opticaR01NS110949 · NINDS · MAYO CLINIC ROCHESTER · PI LENNON, VANDA A, WU, LONG-JUN · 2020 to 2024
$2.0M
Microglial P2Y12 Receptors in Normal Developmental Physiology and SeizuresK22NS104392 · NINDS · UNIVERSITY OF VIRGINIA · PI EYO, UKPONG BASSEY · 2017 to 2020
$813k
NINDS NIH HHS K22 NS104392NINDS NIH HHS R01 NS088627NINDS NIH HHS R01 NS110949NINDS NIH HHS R01 NS112144
6 · The paper itself

Abstract

Although an imbalance between neuronal excitation and inhibition underlies seizures, clinical approaches that target these mechanisms are insufficient in containing seizures in patients with epilepsy, raising the need for alternative approaches. Brain-resident microglia contribute to the development and stability of neuronal structure and functional networks that are perturbed during seizures. However, the extent of microglial contributions in response to seizures in vivo remain to be elucidated. Using two-photon in vivo imaging to visualize microglial dynamics, we show that severe seizures induce formation of microglial process pouches that target but rarely engulf beaded neuronal dendrites. Microglial process pouches are stable for hours, although they often shrink in size. We further find that microglial process pouches are associated with a better structural resolution of beaded dendrites. These findings provide evidence for the structural resolution of injured dendrites by microglia as a form of neuroprotection.

Indexed as

AnimalsDendritesHumansMiceMicrogliaSeizuresdendritic beadingkainic acidmicrogliamicroglial process pouchesphagocytic cupsseizurestwo-photon imaging

Identifiers

PMID33951432
PMCPMC8164475

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.