Evidence map›Paper›PMID 19834915›Full record

ArticleProteomics2009

Improved reproducibility of reverse-phase protein microarrays using array microenvironment normalization.

Troy Anderson, Julia Wulfkuhle, Lance Liotta, Raimond L Winslow, Emanuel Petricoin

Abstract readValidation Study
In one paragraph

Article in Proteomics, 2009. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 12 papers.

0numbers the graph read from it
0cells of the map it votes in
12citing 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

12 citing papers in PubMed.

  1. Article
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  3. Review
  4. Article
  5. Article
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  11. Review
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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

5 authors.

Troy AndersonInstitute for Computational Medicine, Center for Cardiovascular Bioinformatics and Modeling, Johns Hopkins University, Baltimore, MD 21218, USA. troy@jhu.edu
Julia Wulfkuhle
Lance Liotta
Raimond L Winslow
Emanuel Petricoin

Funding

The Systems Biology of Sudden Cardiac DeathR33HL087345 · NHLBI · JOHNS HOPKINS UNIVERSITY · PI WINSLOW, RAIMOND LESTER · 2007 to 2009
$854k
NHLBI NIH HHS R33 HL087345
6 · The paper itself

Abstract

We introduce a novel experimental methodology for the reverse-phase protein microarray platform which reduces the typical measurement CV as much as 70%. The methodology, referred to as array microenvironment normalization, increases the statistical power of the platform. In the experiment, it enabled the detection of a 1.1-fold shift in prostate specific antigen concentration using approximately six technical replicates rather than the 37 replicates previously required. The improved reproducibility and statistical power should facilitate clinical implementation of the platform.

Indexed as

HumansLinear ModelsMaleProstate-Specific AntigenProtein Array AnalysisReproducibility of ResultsProstate-Specific Antigen

Identifiers

PMID19834915
PMCPMC2922907

What OpenQuestion holds

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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.