Evidence map›Paper›PMID 26694448›Full record

ArticleViruses2015

Rapid Detection of Listeria by Bacteriophage Amplification and SERS-Lateral Flow Immunochromatography.

Nicholas R Stambach, Stephanie A Carr, Christopher R Cox, Kent J Voorhees

Abstract read
In one paragraph

Article in Viruses, 2015. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 17 papers.

0numbers the graph read from it
0cells of the map it votes in
17citing 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

17 citing papers in PubMed.

  1. Review
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  4. Advances in detection methods for viable Salmonella spp.: current applications and challenges.Analytical sciences : the international journal of the Japan Society for Analytical Chemistry · 2023
    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

4 authors.

Nicholas R StambachDepartment of Chemistry and Geochemistry, Colorado School of Mines, Golden, CO 80401, USA. nstambac@mines.edu.
Stephanie A CarrDepartment of Chemistry and Geochemistry, Colorado School of Mines, Golden, CO 80401, USA. scarr@mines.edu.
Christopher R CoxDepartment of Chemistry and Geochemistry, Colorado School of Mines, Golden, CO 80401, USA. crcox@mines.edu.
Kent J VoorheesDepartment of Chemistry and Geochemistry, Colorado School of Mines, Golden, CO 80401, USA. kvoorhee@mines.edu.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

A rapid Listeria detection method was developed utilizing A511 bacteriophage amplification combined with surface-enhanced Raman spectroscopy (SERS) and lateral flow immunochromatography (LFI). Anti-A511 antibodies were covalently linked to SERS nanoparticles and printed onto nitrocellulose membranes. Antibody-conjugated SERS nanoparticles were used as quantifiable reporters. In the presence of A511, phage-SERS nanoparticle complexes were arrested and concentrated as a visible test line, which was interrogated quantitatively by Raman spectroscopy. An increase in SERS intensity correlated to an increase in captured phage-reporter complexes. SERS limit of detection was 6 × 10(6) pfu·mL(-1), offering detection below that obtainable by the naked eye (LOD 6 × 10(7) pfu·mL(-1)). Phage amplification experiments were carried out at a multiplicity of infection (MOI) of 0.1 with 4 different starting phage concentrations monitored over time using SERS-LFI and validated by spot titer assay. Detection of L. monocytogenes concentrations of 1 × 10(7) colony forming units (cfu)·mL(-1), 5 × 10(6) cfu·mL(-1), 5 × 10(5) cfu·mL(-1) and 5 × 10(4) cfu·mL(-1) was achieved in 2, 2, 6, and 8 h, respectively. Similar experiments were conducted at a constant starting phage concentration (5 × 10(5) pfu·mL(-1)) with MOIs of 1, 2.5, and 5 and were detected in 2, 4, and 5 h, respectively.

Indexed as

Bacteriological TechniquesBacteriophagesChromatography, AffinityDiagnostic Tests, RoutineListeriaSpectrum Analysis, RamanTime FactorsA511lateral flow immunochromatographyListeria monocytogenesphage amplificationsurface-enhanced Raman spectroscopy

Identifiers

PMID26694448
PMCPMC4690885

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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.