Evidence map›Paper›PMID 22504820›Full record

ArticleApplied and environmental microbiology2012

Diversity of Listeria species in urban and natural environments.

Brian D Sauders, Jon Overdevest, Esther Fortes, Katy Windham, Ynte Schukken, Arthur Lembo, Martin Wiedmann

Abstract read
In one paragraph

Article in Applied and environmental microbiology, 2012. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 71 papers.

0numbers the graph read from it
0cells of the map it votes in
71citing 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

71 citing papers in PubMed.

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  13. Tetracycline resistance inApplied and environmental microbiology · 2023
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  17. Microorganisms · 2022
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  19. Article
  20. Article

11 more citing papers are in PubMed but not listed here.

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

7 authors.

Brian D SaudersDepartment of Food Science, Cornell University, Ithaca, New York, USA. bds26@cornell.edu
Jon Overdevest
Esther Fortes
Katy Windham
Ynte Schukken
Arthur Lembo
Martin Wiedmann

Funding

L. MONOCYTOGENES CLONAL GROUPS: ECOLOGY AND TRANSMISSIONR01GM063259 · NIGMS · CORNELL UNIVERSITY ITHACA · PI WIEDMANN, MARTIN · 2001 to 2004
$1.2M
NIGMS NIH HHS R01 GM063259NIGMS NIH HHS R01GM63259
6 · The paper itself

Abstract

A total of 442 Listeria isolates, including 234 Listeria seeligeri, 80 L. monocytogenes, 74 L. welshimeri, 50 L. innocua, and 4 L. marthii isolates, were obtained from 1,805 soil, water, and other environmental samples collected over 2 years from four urban areas and four areas representing natural environments. Listeria spp. showed similar prevalences in samples from natural (23.4%) and urban (22.3%) environments. While L. seeligeri and L. welshimeri were significantly associated with natural environments (P ≤ 0.0001), L. innocua and L. monocytogenes were significantly associated with urban environments (P ≤ 0.0001). Sequencing of sigB for all isolates revealed 67 allelic types with a higher level of allelic diversity among isolates from urban environments. Some Listeria spp. and sigB allelic types showed significant associations with specific urban and natural areas. Nearest-neighbor analyses also showed that certain Listeria spp. and sigB allelic types were spatially clustered within both natural and urban environments, and there was evidence that these species and allelic types persisted over time in specific areas. Our data show that members of the genus Listeria not only are common in urban and natural environments but also show species- and subtype-specific associations with different environments and areas. This indicates that Listeria species and subtypes within these species may show distinct ecological preferences, which suggests (i) that molecular source-tracking approaches can be developed for Listeria and (ii) that detection of some Listeria species may not be a good indicator for L. monocytogenes.

Indexed as

Environmental MicrobiologyGenetic VariationAllelesBacterial ProteinsCluster AnalysisGenotypeListeriaPhylogenySequence Analysis, DNASigma FactorBacterial ProteinsSigB protein, BacteriaSigma Factor

Identifiers

PMID22504820
PMCPMC3370529

What OpenQuestion holds

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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.