Evidence map›Paper›PMID 28561815›Full record

ArticlePediatric research2017

Effects of therapeutic hypothermia on white matter injury from murine neonatal hypoxia-ischemia.

Elliot Koo, R Ann Sheldon, Byong Sop Lee, Zinaida S Vexler, Donna M Ferriero

Open access · greenAbstract read
In one paragraph

Article in Pediatric research, 2017. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 20 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
20citing papers in PubMed, 1 pooled it
6.1field-weighted citation impact, top 4% 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

20 citing papers in PubMed, 1 synthesis or guideline pooled it, 36 citations in OpenAlex.

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  14. Accumulation of PSA-NCAM marks nascent neurodegeneration in the dorsal hippocampus after neonatal hypoxic-ischemic brain injury in mice.Journal of cerebral blood flow and metabolism : official journal of the International Society of Cerebral Blood Flow and Metabolism · 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

5 authors at 2 institutions in 2 countries.

Elliot KooDepartment of Pediatrics, University of California San Francisco, San Francisco, California.
R Ann SheldonDepartment of Pediatrics, University of California San Francisco, San Francisco, California.
Byong Sop LeeDepartment of Neurology, University of Ulsan College of Medicine, Seoul, Korea.
Zinaida S VexlerDepartment of Neurology, University of California San Francisco, San Francisco, California.
Donna M FerrieroDepartment of Pediatrics, University of California San Francisco, San Francisco, California.
University of California, San Francisco · USUlsan College · KR

Funding

White matter injury as predictor of outcome in neonatal brain injuryP50NS035902 · NINDS · UNIVERSITY OF CALIFORNIA, SAN FRANCISCO · PI FERRIERO, DONNA M. · 1997 to 2012
$14.0M
Neonatal Stroke: The Role of Microglia-derived Extracellular VesiclesR01NS044025 · NINDS · UNIVERSITY OF CALIFORNIA, SAN FRANCISCO · PI VEXLER, ZINAIDA S · 2002 to 2023
$7.7M
Oxidant Mechanisms in Neonatal Brain InjuryR01NS033997 · NINDS · UNIVERSITY OF CALIFORNIA, SAN FRANCISCO · PI FERRIERO, DONNA M. · 1996 to 2016
$5.1M
Macrophages as modulators of repair after neonatal strokeR01NS076726 · NINDS · UNIVERSITY OF CALIFORNIA, SAN FRANCISCO · PI VEXLER, ZINAIDA S · 2012 to 2016
$1.8M
NINDS NIH HHS P50 NS035902NINDS NIH HHS R01 NS033997NINDS NIH HHS R01 NS044025NINDS NIH HHS R01 NS076726
6 · The paper itself

Abstract

BackgroundTherapeutic hypothermia (TH) is the standard of care for neonates with hypoxic-ischemic encephalopathy, but it is not fully protective in the clinical setting. Hypoxia-ischemia (HI) may cause white matter injury (WMI), leading to neurological and cognitive dysfunction.MethodsP9 mice were subjected to HI as previously described. Pups underwent 3.5 h of systemic hypothermia or normothermia. Cresyl violet and Perl's iron staining for histopathological scoring of brain sections was completed blindly on all brains. Immunocytochemical (ICC) staining for myelin basic protein (MBP), microglia (Iba1), and astrocytes (glia fibrillary acidic protein (GFAP)) was performed on adjacent sections. Volumetric measurements of MBP coverage were used for quantitative analysis of white matter.ResultsTH provided neuroprotection by injury scoring for the entire group (n=44; P<0.0002). ICC analysis of a subset of brains showed that the lateral caudate was protected from WMI (P<0.05). Analysis revealed decreased GFAP and Iba1 staining in hippocampal regions, mostly CA2/CA3. GFAP and Iba1 directly correlated with injury scores of normothermic brains.ConclusionTH reduced injury, and qualitative data suggest that hippocampus and lateral caudate are protected from HI. Mildly injured brains may better show the benefits of TH. Overall, these data indicate regional differences in WMI susceptibility and inflammation in a P9 murine HI model.

Indexed as

Hypothermia, InducedAnimalsAnimals, NewbornFemaleGlial Fibrillary Acidic ProteinHypoxia-Ischemia, BrainMaleMiceWhite MatterGlial Fibrillary Acidic Protein

Identifiers

PMID28561815
PMCPMC5570671
OpenAlexW2617068912

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.