Evidence map›Paper›PMID 23516101›Full record

ArticleMolecular neurobiology2013

The histone deacetylase inhibitor sodium butyrate promotes cell death and differentiation and reduces neurosphere formation in human medulloblastoma cells.

Carolina Nör, Felipe A Sassi, Caroline Brunetto de Farias, Gilberto Schwartsmann, Ana Lucia Abujamra, Guido Lenz, Algemir Lunardi Brunetto, Rafael Roesler

Abstract read
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In one paragraph

Article in Molecular neurobiology, 2013. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 34 papers.

0numbers the graph read from it
0cells of the map it votes in
34citing papers in PubMed
1.6field-weighted citation impact, top 17% 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

34 citing papers in PubMed, 57 citations in OpenAlex.

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  12. EHMT2/G9a as an Epigenetic Target in Pediatric and Adult Brain Tumors.International journal of molecular sciences · 2021
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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

8 authors at 2 institutions in 1 country.

Carolina NörCancer Research Laboratory, University Hospital Research Center (CPE-HCPA), Federal University of Rio Grande do Sul, Porto Alegre, RS, Brazil.
Felipe A Sassi
Caroline Brunetto de Farias
Gilberto Schwartsmann
Ana Lucia Abujamra
Guido Lenz
Algemir Lunardi Brunetto
Rafael Roesler
Universidade Federal do Rio Grande do Sul · BRNational Institute on Population Medical Genetics · BR

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Increasing evidence suggests that alterations in epigenetic mechanisms regulating chromatin state play a role in the pathogenesis of medulloblastoma (MB), the most common malignant brain tumor of childhood. Histone deacetylase (HDAC) inhibitors, which increase chromatin relaxation, have been shown to display anticancer activities. Here we show that the HDAC inhibitor sodium butyrate (NaB) markedly increases cell death and reduces colony formation in human MB cell lines. In addition, NaB increased the mRNA expression of Gria2, a neuronal differentiation marker, in D283 and DAOY cells and reduced the number of neurospheres in D283 cell cultures. Finally, NaB reduced the viability of D283 cells when combined with etoposide. These data show that NaB displays pronounced inhibitory effects on the survival of human MB cells and suggest that NaB might potentiate the effects of etoposide. In addition, our study suggests that HDAC inhibition might promote the neuronal differentiation of MB cells and provides the first evidence that an HDAC inhibitor might suppress the expansion or survival of MB cancer stem cells.

Indexed as

Biomarkers, TumorBrain NeoplasmsButyric AcidCell DeathCell DifferentiationCell SurvivalEtoposideGene Expression Regulation, NeoplasticHistone Deacetylase InhibitorsHumansMedulloblastomaRNA, MessengerSpheroids, CellularTumor Cells, CulturedTumor Stem Cell AssayBiomarkers, TumorButyric AcidEtoposideHistone Deacetylase InhibitorsRNA, Messenger

Identifiers

PMID23516101
OpenAlexW1993566664

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.