Evidence map›Paper›PMID 26037302›Full record

ArticleMolecular cancer2015

Convergence of eicosanoid and integrin biology: 12-lipoxygenase seeks a partner.

Keqin Tang, Yinlong Cai, Sangeeta Joshi, Elizabeth Tovar, Stephanie C Tucker, Krishna Rao Maddipati, John D Crissman, William T Repaskey, Kenneth V Honn

Open access · goldAbstract read
In one paragraph

Article in Molecular cancer, 2015. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 16 papers.

0numbers the graph read from it
0cells of the map it votes in
16citing papers in PubMed
3.1field-weighted citation impact, top 10% 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

16 citing papers in PubMed, 29 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 4 institutions in 1 country.

Keqin TangDepartment of Radiation Oncology, John D. Dingell VA Medical Center, 48201, Detroit, MI, USA. kqtang88@gmail.com.
Yinlong CaiDepartment of Pathology, Bioactive Lipids Research Program, Wayne State University School of Medicine, Karmanos Cancer Institute, 431 Chemistry Building, 48202, Detroit, MI, USA. aa9873@wayne.edu.
Sangeeta JoshiDepartment of Pathology, Bioactive Lipids Research Program, Wayne State University School of Medicine, Karmanos Cancer Institute, 431 Chemistry Building, 48202, Detroit, MI, USA. sangeetjoshi@gmail.com.
Elizabeth TovarDepartment of Pathology, Bioactive Lipids Research Program, Wayne State University School of Medicine, Karmanos Cancer Institute, 431 Chemistry Building, 48202, Detroit, MI, USA. etovar@med.wayne.edu.
Stephanie C TuckerDepartment of Pathology, Bioactive Lipids Research Program, Wayne State University School of Medicine, Karmanos Cancer Institute, 431 Chemistry Building, 48202, Detroit, MI, USA. stucker@med.wayne.edu.
Krishna Rao MaddipatiDepartment of Pathology, Bioactive Lipids Research Program, Wayne State University School of Medicine, Karmanos Cancer Institute, 431 Chemistry Building, 48202, Detroit, MI, USA. maddipati@wayne.edu.
John D CrissmanDepartment of Pathology, Bioactive Lipids Research Program, Wayne State University School of Medicine, Karmanos Cancer Institute, 431 Chemistry Building, 48202, Detroit, MI, USA. jcrissman@med.wayne.edu.
William T RepaskeyDepartment of Internal Medicine, University of Michigan, 48109, Ann Arbor, MI, USA. wrepaske@med.umich.edu.
Kenneth V HonnDepartment of Pathology, Bioactive Lipids Research Program, Wayne State University School of Medicine, Karmanos Cancer Institute, 431 Chemistry Building, 48202, Detroit, MI, USA. k.v.honn@wayne.edu.
Wayne State University · USJohn D. Dingell VA Medical Center · USThe Barbara Ann Karmanos Cancer Institute · USUniversity of Michigan–Ann Arbor · US

Funding

THROMBOXANES: ROLE IN TUMOR GROWTH AND METASTASISR01CA029997 · NCI · WAYNE STATE UNIVERSITY · PI HONN, KENNETH V · 1985 to 2008
$1.7M
Triple Quadrupole - Ion Trap Hybrid LC/MS/MS SystemS10RR027926 · NCRR · WAYNE STATE UNIVERSITY · PI MADDIPATI, KRISHNARAO · 2010 to 2010
$425k
NCI NIH HHS CA-29997NCI NIH HHS R01 CA029997NCRR NIH HHS S10 RR027926NCRR NIH HHS S10RR027926
6 · The paper itself

Abstract

backgroundIntegrins and enzymes of the eicosanoid pathway are both well-established contributors to cancer. However, this is the first report of the interdependence of the two signaling systems. In a screen for proteins that interacted with, and thereby potentially regulated, the human platelet-type 12-lipoxygenase (12-LOX, ALOX12), we identified the integrin β4 (ITGB4).

methodsUsing a cultured mammalian cell model, we have demonstrated that ITGB4 stimulation leads to recruitment of 12-LOX from the cytosol to the membrane where it physically interacts with the integrin to become enzymatically active to produce 12(S)-HETE, a known bioactive lipid metabolite that regulates numerous cancer phenotypes.

resultsThe net effect of the interaction was the prevention of cell death in response to starvation. Additionally, regulation of β4-mediated, EGF-stimulated invasion was shown to be dependent on 12-LOX, and downstream Erk signaling in response to ITGB4 activation also required 12-LOX.

conclusionsThis is the first report of an enzyme of the eicosanoid pathway being recruited to and regulated by activated β4 integrin. Integrin β4 has recently been shown to induce expansion of prostate tumor progenitors and there is a strong correlation between stage/grade of prostate cancer and 12-LOX expression. The 12-LOX enzymatic product, 12(S)-HETE, regulates angiogenesis and cell migration in many cancer types. Therefore, disruption of integrin β4-12LOX interaction could reduce the pro-inflammatory oncogenic activity of 12-LOX. This report on the consequences of 12-LOX and ITGB4 interaction sets a precedent for the linkage of integrin and eicosanoid biology through direct protein-protein association.

Indexed as

AnimalsApoptosisArachidonate 12-LipoxygenaseCell Line, TumorCell MovementCHO CellsChromatography, LiquidCricetinaeCricetulusEicosanoidsEnzyme ActivationEpidermal Growth FactorExtracellular Signal-Regulated MAP KinasesGene Knockdown TechniquesHumansIntegrin beta4Arachidonate 12-LipoxygenaseEicosanoidsEpidermal Growth FactorExtracellular Signal-Regulated MAP KinasesIntegrin beta4Lipoxygenase Inhibitors

Identifiers

PMID26037302
PMCPMC4453211
OpenAlexW1907043515

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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.