Evidence map›Paper›PMID 23954445›Full record

ArticleBiochimica et biophysica acta2013

Simultaneous knock-down of Bcl-xL and Mcl-1 induces apoptosis through Bax activation in pancreatic cancer cells.

Hiroki Takahashi, Monica C Chen, Hung Pham, Yoichi Matsuo, Hideyuki Ishiguro, Howard A Reber, Hiromitsu Takeyama, Oscar J Hines, Guido Eibl

Open access · greenAbstract read
In one paragraph

Article in Biochimica et biophysica acta, 2013. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 33 papers.

0numbers the graph read from it
0cells of the map it votes in
33citing papers in PubMed
2.1field-weighted citation impact, top 13% 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

33 citing papers in PubMed, 65 citations in OpenAlex.

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  12. RSC chemical biology · 2021
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  13. Rhabdoid Tumors Are Sensitive to the Protein-Translation Inhibitor Homoharringtonine.Clinical cancer research : an official journal of the American Association for Cancer Research · 2020
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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 2 institutions in 2 countries.

Hiroki TakahashiDepartment of Gastroenterological Surgery, Nagoya City University Graduate School of Medical Sciences, Nagoya, Japan; Department of Surgery, David Geffen School of Medicine at UCLA, Los Angeles, CA, USA.
Monica C ChenDepartment of Surgery, David Geffen School of Medicine at UCLA, Los Angeles, CA, USA.
Hung PhamDepartment of Surgery, David Geffen School of Medicine at UCLA, Los Angeles, CA, USA.
Yoichi MatsuoDepartment of Gastroenterological Surgery, Nagoya City University Graduate School of Medical Sciences, Nagoya, Japan.
Hideyuki IshiguroDepartment of Gastroenterological Surgery, Nagoya City University Graduate School of Medical Sciences, Nagoya, Japan; Department of Surgery, David Geffen School of Medicine at UCLA, Los Angeles, CA, USA.
Howard A ReberDepartment of Surgery, David Geffen School of Medicine at UCLA, Los Angeles, CA, USA.
Hiromitsu TakeyamaDepartment of Gastroenterological Surgery, Nagoya City University Graduate School of Medical Sciences, Nagoya, Japan.
Oscar J HinesDepartment of Surgery, David Geffen School of Medicine at UCLA, Los Angeles, CA, USA.
Guido EiblDepartment of Surgery, David Geffen School of Medicine at UCLA, Los Angeles, CA, USA. Electronic address: Geibl@mednet.ucla.edu.
University of California, Los Angeles · USNagoya City University · JP

Funding

Targeting diet-induced promotion of Kras-initiated pancreatic adenocarcinomaP01CA163200 · NCI · UNIVERSITY OF CALIFORNIA LOS ANGELES · PI PANDOL, STEPHEN J. · 2012 to 2016
$6.2M
UCLA Center for Excellence in Pancreatic DiseasesP01AT003960 · NCCIH · UNIVERSITY OF CALIFORNIA LOS ANGELES · PI HINES, OSCAR JOE · 2007 to 2011
$5.6M
The role of n-3 polyunsaturated fatty acids in pancreatic cancerR01CA122042 · NCI · UNIVERSITY OF CALIFORNIA LOS ANGELES · PI EIBL, GUIDO ERWIN MICHAEL · 2007 to 2011
$1.5M
NCCIH NIH HHS P01 AT003960NCCIH NIH HHS P01AT003960NCI NIH HHS P01 CA163200NCI NIH HHS P01CA163200NCI NIH HHS R01 CA122042NCI NIH HHS R01CA122042
6 · The paper itself

Abstract

Anti-apoptotic Bcl-2 family proteins have been reported to play an important role in apoptotic cell death of human malignancies. The aim of this study was to delineate the mechanism of anti-apoptotic Bcl-2 family proteins in pancreatic cancer (PaCa) cell survival. We first analyzed the endogenous expression and subcellular localization of anti-apoptotic Bcl-2 family proteins in six PaCa cell lines by Western blot. To delineate the functional role of Bcl-2 family proteins, siRNA-mediated knock-down of protein expression was used. Apoptosis was measured by Cell Death ELISA and Hoechst 33258 staining. In the results, the expression of anti-apoptotic Bcl-2 family proteins varied between PaCa cell lines. Mcl-1 knock-down resulted in marked cleavage of PARP and induction of apoptosis. Down-regulation of Bcl-2 or Bcl-xL had a much weaker effect. Simultaneous knock-down of Bcl-xL and Mcl-1 strongly induced apoptosis, but simultaneous knock-down of Bcl-xL/Bcl-2 or Mcl-1/Bcl-2 had no additive effect. The apoptosis-inducing effect of simultaneous knock-down of Bcl-xL and Mcl-1 was associated with translocation of Bax from the cytosol to the mitochondrial membrane, cytochrome c release, and caspase activation. These results demonstrated that Bcl-xL and Mcl-1 play an important role in pancreatic cancer cell survival. Targeting both Bcl-xL and Mcl-1 may be an intriguing therapeutic strategy in PaCa.

Indexed as

ApoptosisGene Knockdown Techniquesbcl-2-Associated X Proteinbcl-X ProteinCaspasesCell Line, TumorCytochromes cDeoxycytidineEnzyme ActivationGemcitabineHumansMitochondriaMyeloid Cell Leukemia Sequence 1 ProteinPancreatic Neoplasmsbcl-2-Associated X Proteinbcl-X ProteinCaspasesCytochromes cDeoxycytidineGemcitabineMCL1 protein, humanMyeloid Cell Leukemia Sequence 1 ProteinApoptosisBaxBcl-xLMcl-1Pancreatic cancer

Identifiers

PMID23954445
PMCPMC3834082
OpenAlexW2055194057

What OpenQuestion holds

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Read underepoch 390

Registered trials

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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.