Evidence map›Paper›PMID 25084762›Full record

ArticleMolecular neurobiology2015

Low-dose candesartan enhances molecular mediators of neuroplasticity and subsequent functional recovery after ischemic stroke in rats.

Tauheed Ishrat, Bindu Pillai, Sahar Soliman, Abdelrahman Y Fouda, Anna Kozak, Maribeth H Johnson, Adviye Ergul, Susan C Fagan

Open access · greenAbstract read
In one paragraph

Article in Molecular neurobiology, 2015. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 37 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
37citing papers in PubMed, 1 pooled it
2.8field-weighted citation impact, top 11% 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

37 citing papers in PubMed, 1 synthesis or guideline pooled it, 72 citations in OpenAlex.

  1. Pooled it
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  18. PTSD as an Endothelial Disease: Insights From COVID-19.Frontiers in cellular neuroscience · 2021
    Review
  19. Recent Advances in the Endogenous Brain Renin-Angiotensin System and Drugs Acting on It.Journal of the renin-angiotensin-aldosterone system : JRAAS · 2021
    Review
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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 3 institutions in 1 country.

Tauheed IshratCharlie Norwood VA Medical Center, Augusta, GA, USA, tauheedarshi@gmail.com.
Bindu Pillai
Sahar Soliman
Abdelrahman Y Fouda
Anna Kozak
Maribeth H Johnson
Adviye Ergul
Susan C Fagan
Charlie Norwood VA Medical Center · USUniversity of Georgia · USGeorgia Regents Medical Center · US

Funding

Vascular Injury and Recovery in Diabetic Ischemic StrokeR01NS083559 · NINDS · MEDICAL UNIVERSITY OF SOUTH CAROLINA · PI ERGUL, ADVIYE · 2014 to 2018
$1.9M
Mechanisms of Vascular Protection after Acute StrokeR01NS063965 · NINDS · UNIVERSITY OF GEORGIA · PI FAGAN, SUSAN C · 2009 to 2013
$1.4M
Cerebrovascular mechanisms of ischemic injury in diabetesR03NS054688 · NINDS · AUGUSTA UNIVERSITY · PI ERGUL, ADVIYE · 2007 to 2008
$147k
Cerebral Arteriole Structure/Function in Diabetic Ischemic Brain InjuryI01BX000347 · VA · RALPH H JOHNSON VA MEDICAL CENTER · PI ERGUL, ADVIYE · 2009 to 2025
–
Mechanisms and Consequences of Hypertension after StrokeI01BX000891 · VA · CHARLIE NORWOOD VA MEDICAL CENTER · PI FAGAN, SUSAN C · 2011 to 2014
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BLRD VA I01 BX000347BLRD VA I01 BX000891NINDS NIH HHS NS054688NINDS NIH HHS NS063965NINDS NIH HHS R01 NS063965NINDS NIH HHS R01 NS083559NINDS NIH HHS R03 NS054688
6 · The paper itself

Abstract

We have previously reported that angiotensin type 1 receptor (AT1R) blockade with candesartan exerts neurovascular protection after experimental cerebral ischemia. Here, we tested the hypothesis that a low, subhypotensive dose of candesartan enhances neuroplasticity and subsequent functional recovery through enhanced neurotrophic factor expression in rats subjected to ischemia reperfusion injury. Male Wistar rats (290-300 g) underwent 90 min of middle cerebral artery occlusion (MCAO) and received candesartan (0.3 mg/kg) or saline at reperfusion and then once every 24 h for 7 days. Functional deficits were assessed in a blinded manner at 1, 3, 7, and 14 days after MCAO. Animals were sacrificed 14-day post-stroke and the brains perfused for infarct size by cresyl violet. Western blot and immunohistochemistry were used to assess the expression of growth factors and synaptic proteins. Candesartan-treated animals showed a significant reduction in the infarct size [t (13) = -5.5, P = 0.0001] accompanied by functional recovery in Bederson [F (1, 13) = 7.9, P = 0.015], beam walk [F (1, 13) = 6.7, P = 0.023], grip strength [F (1, 13) = 15.2, P = 0.0031], and rotarod performance [F (1, 14) = 29.8, P < 0.0001]. In addition, candesartan-treated animals showed significantly higher expression of active metalloproteinase-3 (MMP-3), laminin, and angiopoietin-1 (Ang-1). The expression of vascular endothelial growth factor (VEGF) and brain-derived neurotrophic factor (BDNF) and its receptor was significantly increased in the animals treated with candesartan. Also, we observed significant increases in neuroplasticity markers, synaptophysin, and PSD-95. These results indicate that low-dose candesartan had a large and enduring effect on measures of plasticity, and this accompanied the functional recovery after ischemic stroke.

Indexed as

AnimalsBenzimidazolesBiphenyl CompoundsBrain IschemiaDisease Models, AnimalMaleNeuronal PlasticityRats, WistarRecovery of FunctionStrokeTetrazolesVascular Endothelial Growth Factor ABenzimidazolesBiphenyl CompoundscandesartanTetrazolesVascular Endothelial Growth Factor A

Identifiers

PMID25084762
PMCPMC4677667
OpenAlexW2051464023

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.