Evidence map›Paper›PMID 21342761›Full record

ArticleBiosensors & bioelectronics2011

Label-free multiplexed virus detection using spectral reflectance imaging.

Carlos A Lopez, George G Daaboul, Rahul S Vedula, Emre Ozkumur, David A Bergstein, Thomas W Geisbert, Helen E Fawcett, Bennett B Goldberg, John H Connor, M Selim Unlü

Abstract read
In one paragraph

Article in Biosensors & bioelectronics, 2011. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 22 papers.

0numbers the graph read from it
0cells of the map it votes in
22citing 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

22 citing papers in PubMed.

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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

10 authors.

Carlos A LopezDepartment of Electrical & Computer Engineering, Boston University, Boston, MA 02215, USA.
George G Daaboul
Rahul S Vedula
Emre Ozkumur
David A Bergstein
Thomas W Geisbert
Helen E Fawcett
Bennett B Goldberg
John H Connor
M Selim Unlü

Funding

High-throughput, Label-free Promoter Sequence DiscoveryR21GM074872 · NIGMS · BOSTON UNIVERSITY (CHARLES RIVER CAMPUS) · PI UNLU, M SELIM · 2006 to 2007
$428k
NIGMS NIH HHS R21 GM074872
6 · The paper itself

Abstract

We demonstrate detection of whole viruses and viral proteins with a new label-free platform based on spectral reflectance imaging. The Interferometric Reflectance Imaging Sensor (IRIS) has been shown to be capable of sensitive protein and DNA detection in a real time and high-throughput format. Vesicular stomatitis virus (VSV) was used as the target for detection as it is well-characterized for protein composition and can be modified to express viral coat proteins from other dangerous, highly pathogenic agents for surrogate detection while remaining a biosafety level 2 agent. We demonstrate specific detection of intact VSV virions achieved with surface-immobilized antibodies acting as capture probes which is confirmed using fluorescence imaging. The limit of detection is confirmed down to 3.5 × 10(5)plaque-forming units/mL (PFUs/mL). To increase specificity in a clinical scenario, both the external glycoprotein and internal viral proteins were simultaneously detected with the same antibody arrays with detergent-disrupted purified VSV and infected cell lysate solutions. Our results show sensitive and specific virus detection with a simple surface chemistry and minimal sample preparation on a quantitative label-free interferometric platform.

Indexed as

Biosensing TechniquesFluorescenceInterferometrySensitivity and SpecificityVesicular stomatitis Indiana virusViral ProteinsVirionViral Proteins

Identifiers

PMID21342761
PMCPMC3065545

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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.