Evidence map›Paper›PMID 18071312›Full record

ArticleOncogene2008

Combinatorial action of the HDAC inhibitor trichostatin A and etoposide induces caspase-mediated AIF-dependent apoptotic cell death in non-small cell lung carcinoma cells.

N Hajji, K Wallenborg, P Vlachos, U Nyman, O Hermanson, B Joseph

Open access · bronzeAbstract read
PubMed Publisher
In one paragraph

Article in Oncogene, 2008. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 31 papers.

0numbers the graph read from it
0cells of the map it votes in
31citing papers in PubMed
2.3field-weighted citation impact, top 12% 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

31 citing papers in PubMed, 63 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

6 authors at 1 institution in 1 country.

N HajjiDivision of Toxicology and Neurotoxicology, Institute of Environmental Medicine, Karolinska Institutet, Stockholm, Sweden.
K Wallenborg
P Vlachos
U Nyman
O Hermanson
B Joseph
Karolinska Institutet · SE

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Commonly used regimens in cancer therapy rely on the induction of apoptotic cell death, and drug resistance can be attributed, at least in part, to a disabled apoptotic program. Non-small cell lung carcinomas (NSCLC), exhibit an intrinsic resistance to chemotherapy. Here, we show that co-treatment with etoposide (VP16) and the pan-histone deacetylase (HDAC) inhibitor trichostatin A (TSA), but not valproic acid (VPA), induced apoptotic cell death in drug-resistant NSCLC cells. Co-treatment, but not single treatment, with VP16 and TSA induced apoptosis in a caspase-dependent manner accompanied by a crucial decrease in Bcl-xL expression allowing Bax activation and subsequent initiation of the apoptosis inducing factor (AIF)-dependent death pathway. Importantly, AIF proved to be required for the effects of TSA/VP16 as RNA knockdown of AIF resulted in a complete abolishment of TSA/VP16-induced apoptotic cell death in drug-resistant NSCLC cells. Our results thus provide evidence for the requirement of both caspase-dependent and caspase-independent apoptotic pathways in TSA/VP16-mediated death of drug-resistant NSCLC cells, and extend previous suggestions that HDAC inhibitors in combination with conventional chemotherapeutic drugs could be valuable in the treatment of NSCLC cancer and other malignancies in which Bcl-xL is overexpressed.

Indexed as

Amino Acid Chloromethyl KetonesAntineoplastic Combined Chemotherapy ProtocolsApoptosisApoptosis Inducing Factorbcl-2-Associated X Proteinbcl-X ProteinCarcinoma, Non-Small-Cell LungCaspase InhibitorsCaspasesDrug Evaluation, PreclinicalEtoposideHistone Deacetylase InhibitorsHumansHydroxamic AcidsLung NeoplasmsModels, BiologicalAIFM1 protein, humanAmino Acid Chloromethyl KetonesApoptosis Inducing Factorbcl-2-Associated X ProteinBCL2L1 protein, humanbcl-X Proteinbenzyloxycarbonylvalyl-alanyl-aspartyl fluoromethyl ketoneCaspase InhibitorsCaspasesEtoposideHistone Deacetylase InhibitorsHydroxamic AcidsRNA, Small Interferingtrichostatin A

Identifiers

PMID18071312
OpenAlexW1992586037

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.