Evidence map›Paper›PMID 22684030›Full record

ArticleActa pharmacologica Sinica2012

Anisomycin induces glioma cell death via down-regulation of PP2A catalytic subunit in vitro.

Jun-yang Li, Jia-yuan Huang, Meng Li, Han Zhang, Biao Xing, Gong Chen, Dong Wei, Pei-yuan Gu, Wei-xing Hu

Open access · bronzeAbstract read
In one paragraph

Article in Acta pharmacologica Sinica, 2012. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 22 papers.

0numbers the graph read from it
0cells of the map it votes in
22citing papers in PubMed
1.5field-weighted citation impact, top 21% 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

22 citing papers in PubMed, 35 citations in OpenAlex.

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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

9 authors at 3 institutions in 1 country.

Jun-yang LiDepartment of Neurosurgery, The First Affiliated Hospital of Nanjing Medical University, China.
Jia-yuan Huang
Meng Li
Han Zhang
Biao Xing
Gong Chen
Dong Wei
Pei-yuan Gu
Wei-xing Hu
Jiangsu Province Hospital · CNNanjing Medical University · CNNanjing General Hospital of Nanjing Military Command · CN

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

aimTo examine the effects of anisomycin on glioma cells and the related mechanisms in vitro.

methodsThe U251 and U87 human glioblastoma cell lines were tested. The growth of the cells was analyzed using a CCK-8 cell viability assay. Apoptosis was detected using a flow cytometry assay. The expression of proteins and phosphorylated kinases was detected using Western blotting.

resultsTreatment of U251 and U87 cells with anisomycin (0.01-8 μmol/L) inhibited the cell growth in time- and concentration-dependent manners (the IC(50) values at 48 h were 0.233±0.021 and 0.192±0.018 μmol/L, respectively). Anisomycin (4 μmol/L) caused 21.5%±2.2% and 25.3%±3.1% of apoptosis proportion, respectively, in U251 and U87 cells. In the two cell lines, anisomycin (4 μmol/L) activated p38 MAPK and JNK, and inactivated ERK1/2. However, neither the p38 MAPK inhibitor SB203580 (10 μmol/L) nor the JNK inhibitor SP600125 (10 μmol/L) prevented anisomycin-induced cell death. On the other hand, anisomycin (4 μmol/L) reduced the level of PP2A/C subunit (catalytic subunit) in a time-dependent manner in the two cell lines. Treatment of the two cell lines with the PP2A inhibitor okadaic acid (100 nmol/L) caused marked cell death.

conclusionAnisomycin induces glioma cell death via down-regulation of PP2A catalytic subunit. The regulation of PP2A/C exression by anisomycin provides a clue to further study on its role in glioma therapy.

Indexed as

AnisomycinAnti-Bacterial AgentsApoptosisCell DeathCell Line, TumorDown-RegulationEnzyme ActivationGlioblastomaHumansJNK Mitogen-Activated Protein KinasesMitogen-Activated Protein Kinase 1Mitogen-Activated Protein Kinase 3p38 Mitogen-Activated Protein KinasesProtein Phosphatase 2Protein SubunitsProtein Synthesis InhibitorsAnisomycinAnti-Bacterial AgentsJNK Mitogen-Activated Protein KinasesMitogen-Activated Protein Kinase 1Mitogen-Activated Protein Kinase 3p38 Mitogen-Activated Protein KinasesPPP2CA protein, humanProtein Phosphatase 2Protein SubunitsProtein Synthesis Inhibitors

Identifiers

PMID22684030
PMCPMC4011155
OpenAlexW2067297437

What OpenQuestion holds

Textmetadata
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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.