Evidence map›Paper›PMID 29946223›Full record

ArticleCancer cell international2018

Interferon-γ and Smac mimetics synergize to induce apoptosis of lung cancer cells in a TNFα-independent manner.

Qin Hao, Hua Tang

Open access · goldAbstract read
In one paragraph

Article in Cancer cell international, 2018. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 19 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
19citing papers in PubMed, 1 pooled it
1.3field-weighted citation impact, top 22% 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, 1 synthesis or guideline pooled it, 30 citations in OpenAlex.

  1. Pooled it
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  12. BH3-mimetics: recent developments in cancer therapy.Journal of experimental & clinical cancer research : CR · 2021
    Review
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  15. The role ofTranslational cancer research · 2021
    Article
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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

2 authors at 1 institution in 1 country.

Qin HaoDepartment of Cellular and Molecular Biology, The University of Texas Health Science Center at Tyler, 11937 US Highway 271, Tyler, TX 75708 USA.
Hua TangDepartment of Cellular and Molecular Biology, The University of Texas Health Science Center at Tyler, 11937 US Highway 271, Tyler, TX 75708 USA.
The University of Texas Health Science Center at Tyler · US

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundThe prognosis of lung cancer is very poor and hence new therapeutic strategies are urgently desired. In this study, we searched for efficacious Smac mimetic-based combination therapies with biomarkers to predict responses for non-small cell lung cancer (NSCLC).

methodsNSCLC cell lines and normal human alveolar epithelial cells were treated with Smac mimetics plus IFNγ or other agonists and cell viabilities were assessed by MTS assay, cell counting, flow cytometry and cell colony assay. Western blot analysis was performed to assess the cleavage (activation) of caspases and expression of signaling molecules. Caspase activity was determined to verify caspase activation. The pathways involved in NSCLC cell death were investigated using specific inhibitors.

resultsWe found that IFNγ could cooperate with various Smac mimetics to trigger a profound apoptosis in a number of NSCLC cell lines that are competent for IFNγ signaling (i.e. expressing IFNγ receptor-1 and STAT1) but have low expression levels of inhibitor of apoptosis proteins survivin and livin without harming normal human lung epithelial cells. IFNγ co-treatment with a novel class dimeric Smac mimetic AZD5582 eradicated NSCLC cell colony formation. Unlike IFNγ, IFNα, IFNλ, TNFα, or TRAIL alone or plus AZD5582 had minor effects on NSCLC cell viability. IFNγ/AZD5582-induced cell death in NSCLC cells was independent of TNFα autocrine but relied on apoptosis mediated by JAK kinase, caspase 8 and RIPK1 pathways.

conclusionOur results indicate that IFNγ and Smac mimetics can synergize to induce apoptosis of NSCLC cells and suggest that IFNγ and Smac mimetic regimen may be a novel and efficacious apoptosis targeted therapy with biomarkers to predict responses for NSCLC cells.

Indexed as

ApoptosisIFNγInhibitor of apoptosisLung cancerSmac mimetic

Identifiers

PMID29946223
PMCPMC6001173
OpenAlexW2807804454

What OpenQuestion holds

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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.