Evidence map›Paper›PMID 26196085›Full record

ArticleOncotarget2015

Identification of prostate cancer biomarkers in urinary exosomes.

Anders Øverbye, Tore Skotland, Christian J Koehler, Bernd Thiede, Therese Seierstad, Viktor Berge, Kirsten Sandvig, Alicia Llorente

Abstract read
In one paragraph

Article in Oncotarget, 2015. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 129 papers, 2 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
129citing papers in PubMed, 2 pooled it
–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

129 citing papers in PubMed, 2 syntheses or guidelines pooled it.

  1. Pooled it
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  15. Isolating Astrocyte-Derived Extracellular Vesicles From Urine.International journal of nanomedicine · 2025
    Article
  16. Effect of Seminal Plasma on the Freezability of Boar Sperm.Animals : an open access journal from MDPI · 2024
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69 more citing papers are in PubMed but not listed here.

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

8 authors.

Anders ØverbyeDepartment of Molecular Cell Biology, Institute for Cancer Research, Oslo University Hospital-The Norwegian Radium Hospital, Oslo, Norway.
Tore SkotlandDepartment of Molecular Cell Biology, Institute for Cancer Research, Oslo University Hospital-The Norwegian Radium Hospital, Oslo, Norway.
Christian J KoehlerThe Biotechnology Centre of Oslo, University of Oslo, Oslo, Norway.
Bernd ThiedeThe Biotechnology Centre of Oslo, University of Oslo, Oslo, Norway.
Therese SeierstadDepartment of Radiology and Nuclear Medicine, Oslo University Hospital, Oslo, Norway.
Viktor BergeDepartment of Urology, Oslo University Hospital, Oslo, Norway.
Kirsten SandvigDepartment of Molecular Cell Biology, Institute for Cancer Research, Oslo University Hospital-The Norwegian Radium Hospital, Oslo, Norway.
Alicia LlorenteDepartment of Molecular Cell Biology, Institute for Cancer Research, Oslo University Hospital-The Norwegian Radium Hospital, Oslo, Norway.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Exosomes have recently appeared as a novel source of non-invasive cancer biomarkers since tumour-specific molecules can be found in exosomes isolated from biological fluids. We have here investigated the proteome of urinary exosomes by using mass spectrometry to identify proteins differentially expressed in prostate cancer patients compared to healthy male controls. In total, 15 control and 16 prostate cancer samples of urinary exosomes were analyzed. Importantly, 246 proteins were differentially expressed in the two groups. The majority of these proteins (221) were up-regulated in exosomes from prostate cancer patients. These proteins were analyzed according to specific criteria to create a focus list that contained 37 proteins. At 100% specificity, 17 of these proteins displayed individual sensitivities above 60%. Even though several of these proteins showed high sensitivity and specificity for prostate cancer as individual biomarkers, combining them in a multi-panel test has the potential for full differentiation of prostate cancer from non-disease controls. The highest sensitivity, 94%, was observed for transmembrane protein 256 (TM256; chromosome 17 open reading frame 61). LAMTOR proteins were also distinctly enriched with very high specificity for patient samples. TM256 and LAMTOR1 could be used to augment the sensitivity to 100%. Other prominent proteins were V-type proton ATPase 16 kDa proteolipid subunit (VATL), adipogenesis regulatory factor (ADIRF), and several Rab-class members and proteasomal proteins. In conclusion, this study clearly shows the potential of using urinary exosomes in the diagnosis and clinical management of prostate cancer.

Indexed as

Area Under CurveBiomarkers, TumorCase-Control StudiesExosomesHumansMaleNeoplasm ProteinsPredictive Value of TestsPrognosisProstatic NeoplasmsProteomicsROC CurveTandem Mass SpectrometryUrinalysisBiomarkers, TumorNeoplasm Proteinsbiomarkersexosomesextracellular vesiclesmass spectrometryprostate cancer

Identifiers

PMID26196085
PMCPMC4745805

What OpenQuestion holds

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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.