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A Multi-Analyte Assay for the Non-Invasive Detection of Bladder Cancer

Overview of attention for article published in PLOS ONE, October 2012
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Title
A Multi-Analyte Assay for the Non-Invasive Detection of Bladder Cancer
Published in
PLOS ONE, October 2012
DOI 10.1371/journal.pone.0047469
Pubmed ID
Authors

Steve Goodison, Myron Chang, Yunfeng Dai, Virginia Urquidi, Charles J. Rosser

Abstract

Accurate urinary assays for bladder cancer (BCa) detection would benefit both patients and healthcare systems. Through genomic and proteomic profiling of urine components, we have previously identified a panel of biomarkers that can outperform current urine-based biomarkers for the non-invasive detection of BCa. Herein, we report the diagnostic utility of various multivariate combinations of these biomarkers. We performed a case-controlled validation study in which voided urines from 127 patients (64 tumor bearing subjects) were analyzed. The urinary concentrations of 14 biomarkers (IL-8, MMP-9, MMP-10, SDC1, CCL18, PAI-1, CD44, VEGF, ANG, CA9, A1AT, OPN, PTX3, and APOE) were assessed by enzyme-linked immunosorbent assay (ELISA). Diagnostic performance of each biomarker and multivariate models were compared using receiver operating characteristic curves and the chi-square test. An 8-biomarker model achieved the most accurate BCa diagnosis (sensitivity 92%, specificity 97%), but a combination of 3 of the 8 biomarkers (IL-8, VEGF, and APOE) was also highly accurate (sensitivity 90%, specificity 97%). For comparison, the commercial BTA-Trak ELISA test achieved a sensitivity of 79% and a specificity of 83%, and voided urine cytology detected only 33% of BCa cases in the same cohort. These data show that a multivariate urine-based assay can markedly improve the accuracy of non-invasive BCa detection. Further validation studies are under way to investigate the clinical utility of this panel of biomarkers for BCa diagnosis and disease monitoring.

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Mendeley readers

Mendeley readers

The data shown below were compiled from readership statistics for 53 Mendeley readers of this research output. Click here to see the associated Mendeley record.

Geographical breakdown

Country Count As %
Unknown 53 100%

Demographic breakdown

Readers by professional status Count As %
Researcher 13 25%
Other 5 9%
Student > Ph. D. Student 5 9%
Student > Master 5 9%
Student > Bachelor 4 8%
Other 11 21%
Unknown 10 19%
Readers by discipline Count As %
Medicine and Dentistry 14 26%
Biochemistry, Genetics and Molecular Biology 13 25%
Agricultural and Biological Sciences 5 9%
Engineering 3 6%
Immunology and Microbiology 2 4%
Other 4 8%
Unknown 12 23%
Attention Score in Context

Attention Score in Context

This research output has an Altmetric Attention Score of 1. This is our high-level measure of the quality and quantity of online attention that it has received. This Attention Score, as well as the ranking and number of research outputs shown below, was calculated when the research output was last mentioned on 25 October 2012.
All research outputs
#18,319,742
of 22,684,168 outputs
Outputs from PLOS ONE
#153,899
of 193,651 outputs
Outputs of similar age
#133,454
of 176,091 outputs
Outputs of similar age from PLOS ONE
#3,562
of 4,783 outputs
Altmetric has tracked 22,684,168 research outputs across all sources so far. This one is in the 11th percentile – i.e., 11% of other outputs scored the same or lower than it.
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