Evidence map›Paper›PMID 27325561›Full record

ArticleThe Prostate2016

Loss of Expression of AZGP1 Is Associated With Worse Clinical Outcomes in a Multi-Institutional Radical Prostatectomy Cohort.

James D Brooks, Wei Wei, Jonathan R Pollack, Robert B West, Jun Ho Shin, John B Sunwoo, Sarah J Hawley, Heidi Auman, Lisa F Newcomb, Jeff Simko and 11 more

Open access · greenAbstract readMulticenter StudyValidation Study
In one paragraph

Article in The Prostate, 2016. 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
3.3field-weighted citation impact, top 8% 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, 30 citations in OpenAlex.

  1. Review
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  4. AZGP1 deficiency promotes angiogenesis in prostate cancer.Journal of translational medicine · 2024
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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

21 authors at 10 institutions in 2 countries.

James D BrooksDepartment of Urology, Stanford University, Stanford, California. jdbrooks@stanford.edu.
Wei WeiDepartment of Biostatistics, The University of Texas MD Anderson Cancer Center, Houston, Texas.
Jonathan R PollackDepartment of Pathology, Stanford University, Stanford, California.
Robert B WestDepartment of Pathology, Stanford University, Stanford, California.
Jun Ho ShinDepartment of Otolaryngology-Head and Neck Surgery, Stanford University, Stanford, California.
John B SunwooDepartment of Otolaryngology-Head and Neck Surgery, Stanford University, Stanford, California.
Sarah J HawleyCanary Foundation, Canary Center at Stanford, Palo Alto, California.
Heidi AumanCanary Foundation, Canary Center at Stanford, Palo Alto, California.
Lisa F NewcombDepartment of Urology, University of Washington Medical Center, Seattle, Washington.
Jeff SimkoDepartment of Pathology, University of California San Francisco, San Francisco, California.
Antonio Hurtado-CollDepartment of Urologic Sciences and Vancouver Prostate Centre, Vancouver, British Columbia, Canada.
Dean A TroyerDepartment of Pathology, University of Texas Health Science Center at San Antonio, San Antonio, Texas.
Peter R CarrollDepartment of Urology, University of California San Francisco, San Francisco, California.
Martin E GleaveDepartment of Urologic Sciences and Vancouver Prostate Centre, Vancouver, British Columbia, Canada.
Daniel W LinDepartment of Urology, University of Washington Medical Center, Seattle, Washington.
Peter S NelsonDivision of Human Biology, Fred Hutchinson Cancer Research Center, Seattle, Washington.
Ian M ThompsonDepartment of Urology, University of Texas Health Science Center at San Antonio, San Antonio, Texas.
Lawrence D TrueDepartment of Pathology, University of Washington Medical Center, Seattle, Washington.
Jesse K McKenneyDepartment of Pathology, Cleveland Clinic, Cleveland, Ohio.
Ziding FengDepartment of Biostatistics, The University of Texas MD Anderson Cancer Center, Houston, Texas.
Ladan FazliDepartment of Urologic Sciences and Vancouver Prostate Centre, Vancouver, British Columbia, Canada.
Stanford University · USThe Prostate Centre · GBUniversity of Washington Medical Center · USCanary Foundation · USThe University of Texas MD Anderson Cancer Center · USUniversity of California, San Francisco · USCleveland Clinic · USEastern Virginia Medical School · USFred Hutch Cancer Center · USThe University of Texas Health Science Center at San Antonio · US

Funding

Stanford Molecular and Cellular Characterization LaboratoryU01CA196387 · NCI · STANFORD UNIVERSITY · PI BROOKS, JAMES D. · 2015 to 2020
$5.2M
New Tools for Prostate Cancer Detection and PrognosticationU01CA152737 · NCI · STANFORD UNIVERSITY · PI BROOKS, JAMES D., GAMBHIR, SANJIV S · 2010 to 2015
$2.8M
Pathogenetics of a Clinically-favorable Prostate Cancer SubtypeR01CA122246 · NCI · STANFORD UNIVERSITY · PI POLLACK, JONATHAN R · 2008 to 2010
$619k
NCI NIH HHS R01 CA122246NCI NIH HHS U01 CA152737NCI NIH HHS U01 CA196387
6 · The paper itself

Abstract

backgroundGiven the uncertainties inherent in clinical measures of prostate cancer aggressiveness, clinically validated tissue biomarkers are needed. We tested whether Alpha-2-Glycoprotein 1, Zinc-Binding (AZGP1) protein levels, measured by immunohistochemistry, and RNA expression, by RNA in situ hybridization (RISH), predict recurrence after radical prostatectomy independent of clinical and pathological parameters.

methodsAZGP1 IHC and RISH were performed on a large multi-institutional tissue microarray resource including 1,275 men with 5 year median follow-up. The relationship between IHC and RISH expression levels was assessed using the Kappa analysis. Associations with clinical and pathological parameters were tested by the Chi-square test and the Wilcoxon rank sum test. Relationships with outcome were assessed with univariable and multivariable Cox proportional hazards models and the Log-rank test.

resultsAbsent or weak expression of AZGP1 protein was associated with worse recurrence free survival (RFS), disease specific survival, and overall survival after radical prostatectomy in univariable analysis. AZGP1 protein expression, along with pre-operative serum PSA levels, surgical margin status, seminal vesicle invasion, extracapsular extension, and Gleason score predicted RFS on multivariable analysis. Similarly, absent or low AZGP1 RNA expression by RISH predicted worse RFS after prostatectomy in univariable and multivariable analysis.

conclusionsIn our large, rigorously designed validation cohort, loss of AZGP1 expression predicts RFS after radical prostatectomy independent of clinical and pathological variables. Prostate 76:1409-1419, 2016. © 2016 Wiley Periodicals, Inc.

Indexed as

ProstatectomyAdipokinesBiomarkers, TumorCarrier ProteinsCase-Control StudiesGlycoproteinsHumansMaleNeoplasm Recurrence, LocalPrognosisProstatic NeoplasmsRandom AllocationSurvival AnalysisTissue Array AnalysisTreatment OutcomeZn-Alpha-2-GlycoproteinAdipokinesAZGP1 protein, humanBiomarkers, TumorCarrier ProteinsGlycoproteinsZn-Alpha-2-GlycoproteinAZGP1immunohistochemistryprognosisprostate cancer

Identifiers

PMID27325561
PMCPMC5557496
OpenAlexW2465641214

What OpenQuestion holds

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LicenceTDM
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.