Evidence map›Paper›PMID 27270556›Full record

ArticleScientific reports2016

NK cells promote neutrophil recruitment in the brain during sepsis-induced neuroinflammation.

Hao He, Tingting Geng, Piyun Chen, Meixiang Wang, Jingxia Hu, Li Kang, Wengang Song, Hua Tang

Open access · goldAbstract read
In one paragraph

Article in Scientific reports, 2016. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 53 papers, 3 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
53citing papers in PubMed, 3 pooled it
4.0field-weighted citation impact, top 7% 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

53 citing papers in PubMed, 3 syntheses or guidelines pooled it, 83 citations in OpenAlex.

  1. Pooled it
  2. What Animal Models Can Tell Us About Long-Term Psychiatric Symptoms in Sepsis Survivors: a Systematic Review.Neurotherapeutics : the journal of the American Society for Experimental NeuroTherapeutics · 2021
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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 at 1 institution in 1 country.

Hao HeInstitute of Immunology, Taishan Medical University, Taian, Shandong, 271000, China.
Tingting GengInstitute of Immunology, Taishan Medical University, Taian, Shandong, 271000, China.
Piyun ChenInstitute of Immunology, Taishan Medical University, Taian, Shandong, 271000, China.
Meixiang WangInstitute of Immunology, Taishan Medical University, Taian, Shandong, 271000, China.
Jingxia HuInstitute of Immunology, Taishan Medical University, Taian, Shandong, 271000, China.
Li KangInstitute of Immunology, Taishan Medical University, Taian, Shandong, 271000, China.
Wengang SongInstitute of Immunology, Taishan Medical University, Taian, Shandong, 271000, China.
Hua TangInstitute of Immunology, Taishan Medical University, Taian, Shandong, 271000, China.
Taishan Medical University · CN

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Sepsis could affect the central nervous system and thus induces neuroinflammation, which subsequently leads to brain damage or dysfunction. However, the mechanisms of generation of neuroinflammation during sepsis remain poorly understood. By administration of lipopolysaccharides (LPS) in mice to mimic sepsis, we found that shortly after opening the blood-brain barrier, conventional CD11b(+)CD27(+) NK subset migrated into the brain followed by subsequent neutrophil infiltration. Interestingly, depletion of NK cells prior to LPS treatment severely impaired neutrophil recruitment in the inflamed brain. By in vivo recruitment assay, we found that brain-infiltrated NK cells displayed chemotactic activity to neutrophils, which depended on the higher expression of chemokines such as CXCL2. Moreover, microglia were also responsible for neutrophil recruitment, and their chemotactic activity was significantly impaired by ablation of NK cells. Furthermore, depletion of NK cells could significantly ameliorate depression-like behavior in LPS-treated mice. These data indicated a NK cell-regulated neutrophil recruitment in the blamed brain, which also could be seen on another sepsis model, cecal ligation and puncture. So, our findings revealed an important scenario in the generation of sepsis-induced neuroinflammation.

Indexed as

Neutrophil InfiltrationAnimalsBehavior, AnimalBrainCecumChemokinesDepressionFemaleInflammationKiller Cells, NaturalLigationLipopolysaccharidesMice, Inbred C57BLPuncturesSepsisChemokinesLipopolysaccharides

Identifiers

PMID27270556
PMCPMC4897692
OpenAlexW2417501132

What OpenQuestion holds

Textmetadata
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.