Evidence map›Paper›PMID 16000824›Full record

ArticleApplied and environmental microbiology2005

Rapid method for enumeration of viable Legionella pneumophila and other Legionella spp. in water.

Pilar Delgado-Viscogliosi, Tristan Simonart, Virginie Parent, Grégory Marchand, Marie Dobbelaere, Eric Pierlot, Véronique Pierzo, Florence Menard-Szczebara, Elisabeth Gaudard-Ferveur, Karine Delabre and 1 more

Open access · greenAbstract readEvaluation Study
In one paragraph

Article in Applied and environmental microbiology, 2005. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 29 papers.

0numbers the graph read from it
0cells of the map it votes in
29citing papers in PubMed
1.8field-weighted citation impact, top 16% of its field
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

29 citing papers in PubMed, 77 citations in OpenAlex.

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4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

11 authors at 2 institutions in 1 country.

Pilar Delgado-ViscogliosiDépartement Eaux et Environnement, Institut Pasteur de Lille, F-59019 Lille Cedex, France. pilar.viscogliosi@pasteur-lille.fr
Tristan Simonart
Virginie Parent
Grégory Marchand
Marie Dobbelaere
Eric Pierlot
Véronique Pierzo
Florence Menard-Szczebara
Elisabeth Gaudard-Ferveur
Karine Delabre
Jean Marie Delattre
Institut Pasteur de Lille · FRVeolia (France) · FR

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

A sensitive and specific method has been developed to enumerate viable L. pneumophila and other Legionella spp. in water by epifluorescence microscopy in a short period of time (a few hours). This method allows the quantification of L. pneumophila or other Legionella spp. as well as the discrimination between viable and nonviable Legionella. It simultaneously combines the specific detection of Legionella cells using antibodies and a bacterial viability marker (ChemChrome V6), the enumeration being achieved by epifluorescence microscopy. The performance of this immunological double-staining (IDS) method was investigated in 38 natural filterable water samples from different aquatic sources, and the viable Legionella counts were compared with those obtained by the standard culture method. The recovery rate of the IDS method is similar to, or higher than, that of the conventional culture method. Under our experimental conditions, the limit of detection of the IDS method was <176 Legionella cells per liter. The examination of several samples in duplicates for the presence of L. pneumophila and other Legionella spp. indicated that the IDS method exhibits an excellent intralaboratory reproducibility, better than that of the standard culture method. This immunological approach allows rapid measurements in emergency situations, such as monitoring the efficacy of disinfection shock treatments. Although its field of application is as yet limited to filterable waters, the double-staining method may be an interesting alternative (not equivalent) to the conventional standard culture methods for enumerating viable Legionella when rapid detection is required.

Indexed as

Antibodies, BacterialColony Count, MicrobialCulture MediaDisinfectionFluorescent Antibody TechniqueFresh WaterLegionellaLegionella pneumophilaMicroscopy, FluorescenceReproducibility of ResultsSensitivity and SpecificitySpecies SpecificityStaining and LabelingTime FactorsAntibodies, BacterialCulture Media

Identifiers

PMID16000824
PMCPMC1169006
OpenAlexW2155149339

What OpenQuestion holds

Textmetadata
Read underepoch 390

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.