Evidence map›Paper›PMID 24719563›Full record

ArticleInternational journal of biological sciences2014

Genistein attenuates brain damage induced by transient cerebral ischemia through up-regulation of ERK activity in ovariectomized mice.

Shiquan Wang, Haidong Wei, Min Cai, Yan Lu, Wugang Hou, Qianzi Yang, Hailong Dong, Lize Xiong

Open access · goldAbstract read
In one paragraph

Article in International journal of biological sciences, 2014. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 24 papers, 2 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
24citing papers in PubMed, 2 pooled it
2.5field-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

24 citing papers in PubMed, 2 syntheses or guidelines pooled it, 51 citations in OpenAlex.

  1. Pooled it
  2. Pooled it
  3. Review
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  17. Nutritional Regulators of Bcl-xL in the Brain.Molecules (Basel, Switzerland) · 2018
    Review
  18. Article
  19. Phytoestrogen isoflavone intervention to engage the neuroprotective effect of glutamate oxaloacetate transaminase against stroke.FASEB journal : official publication of the Federation of American Societies for Experimental Biology · 2017
    Article
  20. Article
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 2 institutions in 1 country.

Shiquan Wang1. Department of Anesthesiology, Xijing Hospital, Forth Military Medical University, Xi'an, China; ; 4. Dr Shiquan Wang and Dr Haidong Wei equally contributed to this work.
Haidong Wei2. Department of Anesthesiology, the Second Affiliated Hospital of Xi'an Jiaotong University College of Medicine, Xi'an, China; ; 4. Dr Shiquan Wang and Dr Haidong Wei equally contributed to this work.
Min Cai3. Department of Psychosomatic Medicine, Xijing Hospital, Fourth Military Medical University, Xi'an, China;
Yan Lu1. Department of Anesthesiology, Xijing Hospital, Forth Military Medical University, Xi'an, China;
Wugang Hou1. Department of Anesthesiology, Xijing Hospital, Forth Military Medical University, Xi'an, China;
Qianzi Yang1. Department of Anesthesiology, Xijing Hospital, Forth Military Medical University, Xi'an, China;
Hailong Dong1. Department of Anesthesiology, Xijing Hospital, Forth Military Medical University, Xi'an, China;
Lize Xiong1. Department of Anesthesiology, Xijing Hospital, Forth Military Medical University, Xi'an, China;
Xijing Hospital · CNSecond Affiliated Hospital of Xi'an Jiaotong University · CN

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Stroke has severe consequences in postmenopausal women. As replacement therapy of estrogen have various adverse effects and the undermined outcomes. Genistein, a natural phytoestrogen, has been suggested to be a potential neuroprotective agent for such stroke patients. However, the role of genistein and its underlying mechanism in ovariectomized mice has not yet been evaluated. In the present study, ovariectomized mice were treated with genistein (10 mg/kg) or vehicle daily for two weeks before developing transient cerebral ischemia (middle cerebral artery occlusion). The neurological manifestation was evaluated, and infarct volumes were demonstrated by 2,3,5-triphenyltetrazolium chloride staining at 24 h after reperfusion. In addition, phosphorylation of extracellular signal-regulated kinase (ERK) was detected by Western blotting and immunofluorescence staining, and cellular apoptosis was evaluated in the ischemic penumbra. We found that treatment with genistein reduced infarct volumes, improved neurological outcomes and attenuated cellular apoptosis at 24 h after reperfusion. ERK1/2 showed increased phosphorylation by genistein treatment after reperfusion, and an ERK1/2 inhibitor U0126 abolished this protective effect of genistein in terms of infarct volumes, neurological scores and cellular apoptosis. Our findings indicate that treatment with genistein can reduce the severity of subsequent stroke episodes, and that this beneficial function is associated with ERK activation.

Indexed as

AnimalsApoptosisButadienesExtracellular Signal-Regulated MAP KinasesFemaleGenisteinInfarction, Middle Cerebral ArteryMAP Kinase Signaling SystemMiceNeuroprotective AgentsNitrilesPhosphorylationPhytoestrogensPostmenopauseStrokeUp-RegulationButadienesExtracellular Signal-Regulated MAP KinasesGenisteinNeuroprotective AgentsNitrilesPhytoestrogensU 0126cerebral ischemiaextracellular signal-regulated protein kinasegenisteinphytoestrogenpostmenopausal stroke.

Identifiers

PMID24719563
PMCPMC3979998
OpenAlexW2156167849

What OpenQuestion holds

Textmetadata
LicenceCC BY-NC-ND
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.