Evidence map›Paper›PMID 28098423›Full record

ArticleJournal of cellular and molecular medicine2017

Brain-derived neurotrophic factor attenuates doxorubicin-induced cardiac dysfunction through activating Akt signalling in rats.

Pengzhou Hang, Jing Zhao, Li Sun, Minghui Li, Yu Han, Zhimin Du, Yue Li

Open access · goldAbstract read
In one paragraph

Article in Journal of cellular and molecular medicine, 2017. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 23 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
23citing papers in PubMed, 1 pooled it
3.8field-weighted citation impact, top 6% 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

23 citing papers in PubMed, 1 synthesis or guideline pooled it, 45 citations in OpenAlex.

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  18. Supplementation of Saponins from Leaves ofAntioxidants (Basel, Switzerland) · 2019
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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 1 country.

Pengzhou HangInstitute of Clinical Pharmacology, The Second Affiliated Hospital (Key Laboratory of Drug Research, Heilongjiang Higher Education Institutions), Harbin Medical University, Harbin, China.
Jing ZhaoDepartment of Cardiology, The First Affiliated Hospital (Key Laboratory of Cardiac Diseases and Heart Failure), Harbin Medical University, Harbin, China.
Li SunDepartment of Cardiology, The First Affiliated Hospital (Key Laboratory of Cardiac Diseases and Heart Failure), Harbin Medical University, Harbin, China.
Minghui LiDepartment of Cardiology, The First Affiliated Hospital (Key Laboratory of Cardiac Diseases and Heart Failure), Harbin Medical University, Harbin, China.
Yu HanDepartment of Cardiology, The First Affiliated Hospital (Key Laboratory of Cardiac Diseases and Heart Failure), Harbin Medical University, Harbin, China.
Zhimin DuInstitute of Clinical Pharmacology, The Second Affiliated Hospital (Key Laboratory of Drug Research, Heilongjiang Higher Education Institutions), Harbin Medical University, Harbin, China.
Yue LiHeilongjiang Academy of Medical Science, Harbin, China.
Harbin Medical University · CNFirst Affiliated Hospital of Harbin Medical University · CNHeilongjiang Academy of Sciences · CN

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

The clinical application of doxorubicin (Dox) is limited by its adverse effect of cardiotoxicity. Previous studies have suggested the cardioprotective effect of brain-derived neurotrophic factor (BDNF). We hypothesize that BDNF could protect against Dox-induced cardiotoxicity. Sprague Dawley rats were injected with Dox (2.5 mg/kg, 3 times/week, i.p.), in the presence or absence of recombinant BDNF (0.4 μg/kg, i.v.) for 2 weeks. H9c2 cells were treated with Dox (1 μM) and/or BDNF (400 ng/ml) for 24 hrs. Functional roles of BDNF against Dox-induced cardiac injury were examined both in vivo and in vitro. Protein level of BDNF was reduced in Dox-treated rat ventricles, whereas BDNF and its receptor tropomyosin-related kinase B (TrkB) were markedly up-regulated after BDNF administration. Brain-derived neurotrophic factor significantly inhibited Dox-induced cardiomyocyte apoptosis, oxidative stress and cardiac dysfunction in rats. Meanwhile, BDNF increased cell viability, inhibited apoptosis and DNA damage of Dox-treated H9c2 cells. Investigations of the underlying mechanisms revealed that BDNF activated Akt and preserved phosphorylation of mammalian target of rapamycin and Bad without affecting p38 mitogen-activated protein kinase and extracellular regulated protein kinase pathways. Furthermore, the beneficial effect of BDNF was abolished by BDNF scavenger TrkB-Fc or Akt inhibitor. In conclusion, our findings reveal a potent protective role of BDNF against Dox-induced cardiotoxicity by activating Akt signalling, which may facilitate the safe use of Dox in cancer treatment.

Indexed as

AnimalsApoptosisBrain-Derived Neurotrophic FactorCardiotonic AgentsCell ShapeCell SurvivalDNA DamageDoxorubicinElectrocardiographyEnzyme ActivationFibrosisHeartHeart VentriclesHumansMaleMyocytes, CardiacBrain-Derived Neurotrophic FactorCardiotonic AgentsDoxorubicinProtein Kinase InhibitorsProto-Oncogene Proteins c-aktReceptor, trkBAktapoptosisBadBDNFdoxorubicinmTOR

Identifiers

PMID28098423
PMCPMC5345637
OpenAlexW2554157240

What OpenQuestion holds

Textmetadata
LicenceCC BY
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.