Evidence map›Paper›PMID 33261624›Full record

ArticleJournal of neuroinflammation2020

Prophylactic inhibition of NF-κB expression in microglia leads to attenuation of hypoxic ischemic injury of the immature brain.

Nahla Zaghloul, Dalibor Kurepa, Mohammad Y Bader, Nadia Nagy, Mohamed N Ahmed

Open access · goldAbstract read
In one paragraph

Article in Journal of neuroinflammation, 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 33 papers.

0numbers the graph read from it
0cells of the map it votes in
33citing papers in PubMed
6.5field-weighted citation impact, top 3% 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

33 citing papers in PubMed, 75 citations in OpenAlex.

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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

5 authors at 2 institutions in 1 country.

Nahla ZaghloulDepartment of Pediatrics, Division of Neonatology, University of Arizona, 1501 N. Campbell Avenue, Tucson, AZ, USA. nzaghloul@peds.arizona.edu.ORCID http://orcid.org/0000-0001-7172-7395
Dalibor KurepaDepartment of Pediatrics, Division of Neonatology, Feinstein Institute for Medical Research, Manhasset, NY, USA.
Mohammad Y BaderDepartment of Pediatrics, Division of Neonatology, University of Arizona, 1501 N. Campbell Avenue, Tucson, AZ, USA.
Nadia NagyDepartment of Pediatrics, Division of Neonatology, University of Arizona, 1501 N. Campbell Avenue, Tucson, AZ, USA.
Mohamed N AhmedDepartment of Pediatrics, Division of Neonatology, University of Arizona, 1501 N. Campbell Avenue, Tucson, AZ, USA.
University of Arizona · USFeinstein Institute for Medical Research · US

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundPeriventricular leukomalacia (PVL), a devastating brain injury affecting premature infants, is the most common cause of cerebral palsy. PVL is caused by hypoxia ischemia (HI) and is characterized by white matter necrotic lesions, microglial activation, upregulation of NF-κB, and neuronal death. The microglia is the main cell involved in PVL pathogenesis. The goal of this study was to investigate the role of microglial NF-κB activity and its prophylactic inhibition in a neonate mouse model of HI.

methodsTransgenic mice with specific knockout NF-κB in microglia and colony stimulating factor 1 receptor Cre with floxed IKKβ (CSF-1R Cre + IKKβ

resultsWe demonstrate that selective inhibition of NF-κB in microglia decreases HI-induced brain injury by decreasing microglial activation, proinflammatory cytokines, and nitrative stress. Rescue of oligodendroglia is evidenced by immunohistochemistry, decreased ventriculomegaly on MRI, and histopathology. This selective inhibition leads to attenuation of paresis, incoordination, and improved grip strength, gait, and locomotion.

conclusionWe conclude that NF-κb activation in microglia plays a major role in the pathogenesis of hypoxic ischemic injury of the immature brain, and its prophylactic inhibition offers significant neuroprotection. Using a specific inhibitor of microglial NF-κB may offer a new prophylactic or therapeutic alternative in preterm infants affected by HI and possibly other neurological diseases in which microglial activation plays a role.

Indexed as

AnimalsHypoxia-Ischemia, BrainLeukomalacia, PeriventricularMiceMice, KnockoutMicrogliaNF-kappa BNF-kappa BCerebral palsyHypoxia ischemiaMicrogliaNeuroprotectionNF-κBOligodendrogliaPeriventricular leukomalaciaWhite matter brain injury

Identifiers

PMID33261624
PMCPMC7709340
OpenAlexW3108789891

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.