Evidence map›Paper›PMID 25832422›Full record

ArticleActa pharmacologica Sinica2015

Ginsenoside Rd promotes neurogenesis in rat brain after transient focal cerebral ischemia via activation of PI3K/Akt pathway.

Xin-yu Liu, Xin-yu Zhou, Jin-cai Hou, Hua Zhu, Zhong Wang, Jian-xun Liu, Yong-qiu Zheng

Registry-linked trialOpen access · bronzeAbstract read
In one paragraph

Article in Acta pharmacologica Sinica, 2015. The graph could read no effect estimate from its abstract, so it casts no vote on the map. It is linked to trial NCT02796664 (Preventive Effects of Ginseng Against Atherosclerosis and Subsequent Ischemic Stroke), which is not on this map. Cited by 43 papers, 2 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
43citing papers in PubMed, 2 pooled it
5.4field-weighted citation impact, top 4% of its field
1 · What the graph read from it

What it found

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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.

NCT02796664 nacompletednot on this mapstarted 2016, after this paper: background citation

Preventive Effects of Ginseng Against Atherosclerosis and Subsequent Ischemic Stroke: A Randomized Controlled Trial

TypeinterventionalSponsorDae Chul SuhRan2016 to 2018Enrolled58ConditionsIschemic Stroke, AtherosclerosisArmsGinseng, Placebo
3 · Its place in the literature

Who cites it

43 citing papers in PubMed, 2 syntheses or guidelines pooled it, 94 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

7 authors at 3 institutions in 2 countries.

Xin-yu Liu1] Institute of Basic Medical Sciences of Xiyuan Hospital, China Academy of Chinese Medical Sciences, Beijing 100091, China [2] Beijing University of Chinese Medicine, Beijing 100029, China.
Xin-yu ZhouDepartment of Surgery, Davis Heart and Lung Research Institute, Ohio State University Wexner Medical Center, Columbus, OH 43210, USA.
Jin-cai HouInstitute of Basic Medical Sciences of Xiyuan Hospital, China Academy of Chinese Medical Sciences, Beijing 100091, China.
Hua ZhuDepartment of Surgery, Davis Heart and Lung Research Institute, Ohio State University Wexner Medical Center, Columbus, OH 43210, USA.
Zhong WangInstitute of Basic Research in Clinical Medicine, China Academy of Chinese Medical Sciences, Beijing 100029, China.
Jian-xun LiuInstitute of Basic Medical Sciences of Xiyuan Hospital, China Academy of Chinese Medical Sciences, Beijing 100091, China.
Yong-qiu Zheng1] Institute of Basic Medical Sciences of Xiyuan Hospital, China Academy of Chinese Medical Sciences, Beijing 100091, China [2] Department of Surgery, Davis Heart and Lung Research Institute, Ohio State University Wexner Medical Center, Columbus, OH 43210, USA.
The Ohio State University Wexner Medical Center · USChinese Academy of Medical Sciences & Peking Union Medical College · CNXiyuan Hospital · CN

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

aimTo investigate the effects of ginsenoside Rd (Rd) on neurogenesis in rat brain after ischemia/reperfusion injury (IRI).

methodsMale SD rats were subjected to transient middle cerebral artery occlusion (MCAO) followed by reperfusion. The rats were injected with Rd (1, 2.5, and 5 mg·kg(-1)·d(-1), ip) from d 1 to d 3 after MCAO, and with BrdU (50 mg·kg(-1)·d(-1), ip) from d 3 to d 6, then sacrificed on 7 d. The infarct size and neurological scores were assessed. Neurogenesis in the brains was detected by BrdU, DCX, Nestin, and GFAP immunohistochemistry staining. PC12 cells subjected to OGD/reperfusion were used as an in vitro model of brain ischemia. VEGF and BDNF levels were assessed with ELISA, and Akt and ERK phosphorylation was measured using Western blotting.

resultsRd administration dose-dependently decreased the infarct size and neurological scores in the rats with IRI. The high dose of Rd 5 (mg·kg(-1)·d(-1)) significantly increased Akt phosphorylation in ipsilateral hemisphere, and markedly increased the number of BrdU/DCX and Nestin/GFAP double-positive cells in ischemic area, which was partially blocked by co-administration of the PI3 kinase inhibitor LY294002. Treatment with Rd (25, 50, and 100 μmol/L) during reperfusion significantly increased the expression of VEGF and BDNF in PC12 cells with IRI. Furthermore, treatment with Rd dose-dependently increased the phosphorylation of Akt and ERK, and significantly decreased PC12 cell apoptosis, which were blocked by co-application of LY294002.

conclusionRd not only attenuates ischemia/reperfusion injury in rat brain, but also promotes neurogenesis via increasing VEGF and BDNF expression and activating the PI3K/Akt and ERK1/2 pathways.

Indexed as

AnimalsBrainBrain-Derived Neurotrophic FactorDoublecortin ProteinGinsenosidesInfarction, Middle Cerebral ArteryIschemic Attack, TransientMaleMAP Kinase Signaling SystemNeurogenesisPanaxPhosphatidylinositol 3-KinasesProto-Oncogene Proteins c-aktRatsRats, Sprague-DawleyReperfusion InjuryBrain-Derived Neurotrophic FactorDcx protein, ratDoublecortin Proteinginsenoside RdGinsenosidesPhosphatidylinositol 3-KinasesProto-Oncogene Proteins c-aktVascular Endothelial Growth Factor A

Identifiers

PMID25832422
PMCPMC4387301
OpenAlexW2058337748

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Registered trials

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.