Evidence map›Paper›PMID 28360115›Full record

ArticleStroke2017

CD163 Expression in Neurons After Experimental Intracerebral Hemorrhage.

Ran Liu, Shenglong Cao, Ya Hua, Richard F Keep, Yining Huang, Guohua Xi

Open access · bronzeAbstract read
In one paragraph

Article in Stroke, 2017. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 58 papers, 2 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
58citing papers in PubMed, 2 pooled it
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

58 citing papers in PubMed, 2 syntheses or guidelines pooled it, 79 citations in OpenAlex.

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  20. Animal models for the study of intracranial hematomas (Review).Experimental and therapeutic medicine · 2023
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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

6 authors at 1 institution in 1 country.

Ran LiuFrom the Department of Neurosurgery, University of Michigan, Ann Arbor (R.L., S.C., Y.H., R.F.K., G.X.); and Department of Neurology, Peking University First Hospital, Beijing, China (R.L., Y.H.).
Shenglong CaoFrom the Department of Neurosurgery, University of Michigan, Ann Arbor (R.L., S.C., Y.H., R.F.K., G.X.); and Department of Neurology, Peking University First Hospital, Beijing, China (R.L., Y.H.).
Ya HuaFrom the Department of Neurosurgery, University of Michigan, Ann Arbor (R.L., S.C., Y.H., R.F.K., G.X.); and Department of Neurology, Peking University First Hospital, Beijing, China (R.L., Y.H.).
Richard F KeepFrom the Department of Neurosurgery, University of Michigan, Ann Arbor (R.L., S.C., Y.H., R.F.K., G.X.); and Department of Neurology, Peking University First Hospital, Beijing, China (R.L., Y.H.).
Yining HuangFrom the Department of Neurosurgery, University of Michigan, Ann Arbor (R.L., S.C., Y.H., R.F.K., G.X.); and Department of Neurology, Peking University First Hospital, Beijing, China (R.L., Y.H.).
Guohua XiFrom the Department of Neurosurgery, University of Michigan, Ann Arbor (R.L., S.C., Y.H., R.F.K., G.X.); and Department of Neurology, Peking University First Hospital, Beijing, China (R.L., Y.H.). guohuaxi@umich.edu.
Peking University · CN

Funding

Iron, minocycline and brain injury after intracerebral hemorrhageR01NS090925 · NINDS · UNIVERSITY OF MICHIGAN AT ANN ARBOR · PI XI, GUOHUA · 2015 to 2019
$1.7M
Targeting CD47 to aid in clearing intracerebral hemorrhagesR01NS096917 · NINDS · UNIVERSITY OF MICHIGAN AT ANN ARBOR · PI HUA, YA, XI, GUOHUA · 2016 to 2020
$1.7M
Mechanisms of Brain Injury after Intraventricular HemorrhageR01NS073595 · NINDS · UNIVERSITY OF MICHIGAN AT ANN ARBOR · PI XI, GUOHUA · 2012 to 2016
$1.7M
Mechanisms of early brain injury after subarachnoid hemmorrhageR01NS079157 · NINDS · UNIVERSITY OF MICHIGAN AT ANN ARBOR · PI XI, GUOHUA · 2012 to 2016
$1.7M
Lipocalin-2 and Intracerebral Hemorrhage-induced Brain InjuryR21NS091545 · NINDS · UNIVERSITY OF MICHIGAN AT ANN ARBOR · PI HUA, YA · 2015 to 2016
$427k
CD47 and hematoma clearance in intracerebral hemorrhageR21NS084049 · NINDS · UNIVERSITY OF MICHIGAN AT ANN ARBOR · PI HUA, YA · 2013 to 2014
$425k
NINDS NIH HHS R01 NS073595NINDS NIH HHS R01 NS079157NINDS NIH HHS R01 NS090925NINDS NIH HHS R01 NS096917NINDS NIH HHS R21 NS084049NINDS NIH HHS R21 NS091545
6 · The paper itself

Abstract

background and purposeCD163, a receptor for hemoglobin, is involved in hemoglobin clearance after intracerebral hemorrhage (ICH). In contrast to microglial/macrophage CD163, neuronal CD163 hemoglobin has not been well studied. This study examined the expression of neuronal CD163 in a pig model of ICH and in vitro rat cortical neurons and the impact of deferoxamine on that expression.

methodsThere were 2 parts to this study. In the in vivo part, piglets had injection of autologous blood into the right frontal lobe. The time course of CD163 expression and the effect of deferoxamine on the expression of CD163 after ICH were determined in the grey matter. In the in vitro part, the levels of CD163 and neuronal death and the effect of deferoxamine were examined in rat cortical neurons culture treated with hemoglobin.

resultsCD163-positive cells were found, and the CD163 protein levels were upregulated in the ipsilateral grey matter after ICH. The CD163 levels peaked at days 1 and 3. The CD163-positive cells were colocated with NeuN-positive, heme oxygenase-2-positive, and terminal deoxynucleatidyl transferase dUTP nick end labeling-positive cells. Deferoxamine treatment attenuated ICH-induced CD163 upregulation and significantly reduced both brain CD163 and hemoglobin levels at day 3. Treating neuronal cultures with hemoglobin for 24 hours resulted in CD163 upregulation and increased cell death. Deferoxamine significantly attenuated the hemoglobin-induced neuronal death and CD163 upregulation.

conclusionsCD163 is expressed in neurons and upregulated after ICH. Deferoxamine reduced ICH-induced CD163 upregulation and brain cell death in vivo and hemoglobin-induced CD163 upregulation and neuronal death in vitro.

Indexed as

AnimalsAntigens, CDAntigens, Differentiation, MyelomonocyticBrainCD163 AntigenCell DeathCerebral HemorrhageDeferoxamineDisease Models, AnimalHemoglobinsNeuronsRatsRats, Sprague-DawleyReceptors, Cell SurfaceSiderophoresSwineAntigens, CDAntigens, Differentiation, MyelomonocyticCD163 AntigenDeferoxamineHemoglobinsReceptors, Cell SurfaceSiderophorescell deathcerebral hemorrhagedeferoxaminemacrophagesswine

Identifiers

PMID28360115
PMCPMC5404936
OpenAlexW2601892519

What OpenQuestion holds

Textmetadata
LicenceTDM
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.