Evidence map›Paper›PMID 24590311›Full record

ArticleOncogenesis2014

Synergistic effects of proteasome inhibitor carfilzomib in combination with tyrosine kinase inhibitors in imatinib-sensitive and -resistant chronic myeloid leukemia models.

L J Crawford, E T Chan, M Aujay, T L Holyoake, J V Melo, H G Jorgensen, S Suresh, B Walker, A E Irvine

Abstract read
In one paragraph

Article in Oncogenesis, 2014. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 15 papers.

0numbers the graph read from it
0cells of the map it votes in
15citing papers in PubMed
–field-weighted citation impact
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

15 citing papers in PubMed.

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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.

L J CrawfordDepartment of Haematology, Centre for Cancer Research and Cell Biology, Queen's University Belfast, Belfast, UK.
E T ChanOnyx Pharmaceuticals Inc., South San Francisco, CA, USA.
M AujayOnyx Pharmaceuticals Inc., South San Francisco, CA, USA.
T L HolyoakeDepartment of Experimental Haematology, Paul O'Gorman Leukaemia Research Centre, University of Glasgow, Glasgow, UK.
J V Melo1] Department of Haematology, Centre for Cancer Biology, IMVS, Adelaide, South Australia, Australia [2] Department of Haematology, Imperial College London, London, UK.
H G JorgensenDepartment of Experimental Haematology, Paul O'Gorman Leukaemia Research Centre, University of Glasgow, Glasgow, UK.
S SureshDepartment of Haematology, Centre for Cancer Research and Cell Biology, Queen's University Belfast, Belfast, UK.
B WalkerSchool of Pharmacy, Queen's University Belfast, Belfast, UK.
A E IrvineDepartment of Haematology, Centre for Cancer Research and Cell Biology, Queen's University Belfast, Belfast, UK.

Funding

Cancer Research UK 11008
6 · The paper itself

Abstract

The tyrosine kinase inhibitor (TKI) imatinib has transformed the treatment and outlook of chronic myeloid leukemia (CML); however, the development of drug resistance and the persistence of TKI-resistant stem cells remain obstacles to eradicating the disease. Inhibition of proteasome activity with bortezomib has been shown to effectively induce apoptosis in TKI-resistant cells. In this study, we show that exposure to the next generation proteasome inhibitor carfilzomib is associated with a decrease in ERK signaling and increased expression of Abelson interactor proteins 1 and 2 (ABI-1/2). We also investigate the effect of carfilzomib in models of imatinib-sensitive and -resistant CML and demonstrate a potent reduction in proliferation and induction of apoptosis in a variety of models of imatinib-resistant CML, including primitive CML stem cells. Carfilzomib acts synergistically with the TKIs imatinib and nilotinib, even in imatinib-resistant cell lines. In addition, we found that the presence of immunoproteasome subunits is associated with an increased sensitivity to carfilzomib. The present findings provide a rational basis to examine the potential of carfilzomib in combination with TKIs as a potential therapy for CML, particularly in imatinib-resistant disease.

Identifiers

PMID24590311
PMCPMC3940921

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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.