Evidence map›Paper›PMID 29542683›Full record

ArticleActa pharmacologica Sinica2018

Diterpene ginkgolides protect against cerebral ischemia/reperfusion damage in rats by activating Nrf2 and CREB through PI3K/Akt signaling.

Wen Zhang, Jun-Ke Song, Rong Yan, Li Li, Zhi-Yong Xiao, Wen-Xia Zhou, Zhen-Zhong Wang, Wei Xiao, Guan-Hua Du

Open access · bronzeAbstract read
In one paragraph

Article in Acta pharmacologica Sinica, 2018. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 63 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
63citing papers in PubMed, 1 pooled it
14.3field-weighted citation impact, top 1% 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

63 citing papers in PubMed, 1 synthesis or guideline pooled it, 110 citations in OpenAlex.

  1. Pooled it
  2. Trial
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  5. Review
  6. Article
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  8. Article
  9. Review
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  15. Antioxidants (Basel, Switzerland) · 2024
    Review
  16. Article
  17. Neurotrophic Natural Products.Progress in the chemistry of organic natural products · 2024
    Article
  18. Review
  19. Review
  20. Article

3 more citing papers are in PubMed but not listed here.

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

9 authors at 2 institutions in 1 country.

Wen ZhangBeijing Key Laboratory of Drug Target Identification and Drug Screening, Institute of Materia Medica, Chinese Academy of Medical Sciences & Peking Union Medical College, Beijing, 100050, China.
Jun-Ke SongBeijing Key Laboratory of Drug Target Identification and Drug Screening, Institute of Materia Medica, Chinese Academy of Medical Sciences & Peking Union Medical College, Beijing, 100050, China.
Rong YanBeijing Key Laboratory of Drug Target Identification and Drug Screening, Institute of Materia Medica, Chinese Academy of Medical Sciences & Peking Union Medical College, Beijing, 100050, China.
Li LiBeijing Key Laboratory of Drug Target Identification and Drug Screening, Institute of Materia Medica, Chinese Academy of Medical Sciences & Peking Union Medical College, Beijing, 100050, China.
Zhi-Yong XiaoDepartment of TCM and Neuroimmunopharmacology, Beijing Institute of Pharmacology and Toxicology, State Key Laboratory of Toxicology and Medical Countermeasures, Beijing, 100850, China.
Wen-Xia ZhouDepartment of TCM and Neuroimmunopharmacology, Beijing Institute of Pharmacology and Toxicology, State Key Laboratory of Toxicology and Medical Countermeasures, Beijing, 100850, China.
Zhen-Zhong WangState Key Laboratory of New-tech for Chinese Medicine Pharmaceutical Process, Jiangsu Kanion Pharmaceutical Co, Ltd, Lianyungang, 222001, China.
Wei XiaoState Key Laboratory of New-tech for Chinese Medicine Pharmaceutical Process, Jiangsu Kanion Pharmaceutical Co, Ltd, Lianyungang, 222001, China.
Guan-Hua DuBeijing Key Laboratory of Drug Target Identification and Drug Screening, Institute of Materia Medica, Chinese Academy of Medical Sciences & Peking Union Medical College, Beijing, 100050, China. dugh@imm.ac.cn.
Chinese Academy of Medical Sciences & Peking Union Medical College · CNKanion Pharmaceutical (China) · CN

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Diterpene ginkgolides meglumine injection (DGMI) is a therapeutic extract of Ginkgo biloba L, which has been used for the treatment of cerebral ischemic stroke in China. Ginkgolides A, B and C are the main components of DGMI. This study was designed to investigate the neuroprotective effects of DGMI components against ischemic stroke in vivo and in vitro. Acute cerebral ischemic injury was induced in rats by occlusion of the middle cerebral artery (MCA) for 1.5 h followed by 24 h reperfusion. The rats were treated with DGMI (1, 3 and 10 mg/kg, iv) at the onset of reperfusion and 12 h after reperfusion. Administration of DGMI significantly decreased rat neurological deficit scores, reduced brain infarct volume, and induced protein kinase B (Akt) phosphorylation, which prompted the nuclear translocation of nuclear factor-erythroid 2-related factor 2 (Nrf2) and phosphorylation of the survival regulatory protein cyclic AMP-responsive element binding protein (CREB). Nrf2 activation led to expression of the downstream protein heme oxygenase-1 (HO-1). In addition, PC12 cells were subjected to oxygen-glucose deprivation/reperfusion (OGD/R) in vitro, treatment with DGMI (1, 10 and 20 μg/mL) or ginkgolides A, B or C (10 μmol/L for each) significantly reduced PC12 cell death and increased phosphorylation of Akt, nuclear translocation of Nrf2 and activation of CREB. Activation of Nrf2 and CREB could be reversed by co-treatment with a phosphoinositide-3-kinase (PI3K) inhibitor LY294002. These observations suggest that ginkgolides act as novel extrinsic regulators activating both Akt/Nrf2 and Akt/CREB signaling pathways, protecting against cerebral ischemia/reperfusion (I/R) damage in vivo and in vitro.

Indexed as

AnimalsBrain EdemaCyclic AMP Response Element-Binding ProteinGinkgo bilobaGinkgolidesHeme Oxygenase (Decyclizing)Infarction, Middle Cerebral ArteryMaleMeglumineNeuroprotective AgentsNF-E2-Related Factor 2PC12 CellsProto-Oncogene Proteins c-aktRatsRats, Sprague-DawleyReperfusion InjuryCyclic AMP Response Element-Binding ProteinGinkgolidesHeme Oxygenase (Decyclizing)Hmox1 protein, ratMeglumineNeuroprotective AgentsNfe2l2 protein, ratNF-E2-Related Factor 2Proto-Oncogene Proteins c-aktAktcerebral ischemiaCREBditerpene ginkgolidesHO-1LY294002Nrf2PI3K

Identifiers

PMID29542683
PMCPMC6289361
OpenAlexW2789779724

What OpenQuestion holds

Textmetadata
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.