Evidence map›Paper›PMID 27165113›Full record

ArticleNeuromolecular medicine2016

Clinacanthus nutans Protects Cortical Neurons Against Hypoxia-Induced Toxicity by Downregulating HDAC1/6.

Hsin-Da Tsai, Jui-Sheng Wu, Mei-Han Kao, Jin-Jer Chen, Grace Y Sun, Wei-Yi Ong, Teng-Nan Lin

Abstract read
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In one paragraph

Article in Neuromolecular medicine, 2016. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 19 papers.

0numbers the graph read from it
0cells of the map it votes in
19citing papers in PubMed
9.0field-weighted citation impact, top 3% 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

19 citing papers in PubMed, 33 citations in OpenAlex.

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  17. A Comprehensive Review on Phytochemistry and Pharmacological Activities ofEvidence-based complementary and alternative medicine : eCAM · 2018
    Review
  18. 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

7 authors at 4 institutions in 3 countries.

Hsin-Da TsaiGraduate Institute of Life Sciences, National Defense Medical Center, Taipei, Taiwan, Roc.
Jui-Sheng WuInstitute of Biomedical Sciences, Academia Sinica, Rm 404, Taipei, 11529, Taiwan, Roc.
Mei-Han KaoInstitute of Biomedical Sciences, Academia Sinica, Rm 404, Taipei, 11529, Taiwan, Roc.
Jin-Jer ChenInstitute of Biomedical Sciences, Academia Sinica, Rm 404, Taipei, 11529, Taiwan, Roc.
Grace Y SunDepartment of Biochemistry, University of Missouri, Columbia, MO, USA.
Wei-Yi OngDepartment of Anatomy, National University of Singapore, Singapore, 119260, Singapore.
Teng-Nan LinGraduate Institute of Life Sciences, National Defense Medical Center, Taipei, Taiwan, Roc. bmltn@ibms.sinica.edu.tw.
Institute of Biomedical Sciences, Academia Sinica · TWNational Defense Medical Center · TWNational University of Singapore · SGUniversity of Missouri · US

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Many population-based epidemiological studies have unveiled an inverse correlation between intake of herbal plants and incidence of stroke. C. nutans is a traditional herbal medicine widely used for snake bite, viral infection and cancer in Asian countries. However, its role in protecting stroke damage remains to be studied. Despite of growing evidence to support epigenetic regulation in the pathogenesis and recovery of stroke, a clear understanding of the underlying molecular mechanisms is still lacking. In the present study, primary cortical neurons were subjected to in vitro oxygen-glucose deprivation (OGD)-reoxygenation and hypoxic neuronal death was used to investigate the interaction between C. nutans and histone deacetylases (HDACs). Using pharmacological agents (HDAC inhibitor/activator), loss-of-function (HDAC siRNA) and gain-of-function (HDAC plasmid) approaches, we demonstrated an early induction of HDAC1/2/3/8 and HDAC6 in neurons after OGD insult. C. nutans extract selectively inhibited HDAC1 and HDAC6 expression and attenuated neuronal death. Results of reporter analysis further revealed that C. nutans suppressed HDAC1 and HDAC6 transcription. Besides ameliorating neuronal death, C. nutans also protected astrocytes and endothelial cells from hypoxic-induced cell death. In summary, results support ability for C. nutans to suppress post-hypoxic HDACs activation and mitigate against OGD-induced neuronal death. This study further opens a new avenue for the use of herbal medicines to regulate epigenetic control of brain injury.

Indexed as

AcanthaceaeCell DeathCell HypoxiaCells, CulturedDown-RegulationHerbal MedicineHistone Deacetylase 1Histone Deacetylase 6HumansNeuronsStrokeHDAC1 protein, humanHDAC6 protein, humanHistone Deacetylase 1Histone Deacetylase 6Gene regulationHDACsStrokeTrichostatin/TSA

Identifiers

PMID27165113
OpenAlexW2385582995

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.