Evidence map›Paper›PMID 24349322›Full record

ArticlePloS one2013

First identification of "Brachyspira hampsonii" in wild European waterfowl.

Francisco Javier Martínez-Lobo, Álvaro Hidalgo, Marta García, Héctor Argüello, Germán Naharro, Ana Carvajal, Pedro Rubio

Abstract read
In one paragraph

Article in PloS one, 2013. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 11 papers.

0numbers the graph read from it
0cells of the map it votes in
11citing 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

11 citing papers in PubMed.

  1. Review
  2. Article
  3. Differentiation of Brachyspira spp. isolated from laying hens using PCR-based methods and matrix-assisted laser desorption/ionization time-of-flight mass spectrometry.Journal of veterinary diagnostic investigation : official publication of the American Association of Veterinary Laboratory Diagnosticians, Inc · 2018
    Article
  4. Article
  5. Article
  6. Article
  7. Article
  8. Article
  9. Emergence ofPorcine health management · 2015
    Article
  10. Article
  11. Article
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.

Francisco Javier Martínez-LoboInfectious Diseases and Epidemiology Unit, Faculty of Veterinary Medicine, University of León, León, Spain.
Álvaro HidalgoInfectious Diseases and Epidemiology Unit, Faculty of Veterinary Medicine, University of León, León, Spain.
Marta GarcíaInfectious Diseases and Epidemiology Unit, Faculty of Veterinary Medicine, University of León, León, Spain.
Héctor ArgüelloInfectious Diseases and Epidemiology Unit, Faculty of Veterinary Medicine, University of León, León, Spain.
Germán NaharroInfectious Diseases and Epidemiology Unit, Faculty of Veterinary Medicine, University of León, León, Spain.
Ana CarvajalInfectious Diseases and Epidemiology Unit, Faculty of Veterinary Medicine, University of León, León, Spain.
Pedro RubioInfectious Diseases and Epidemiology Unit, Faculty of Veterinary Medicine, University of León, León, Spain.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Anseriformes deserve special attention in the epidemiology of Brachyspira spp. because diverse Anseriformes species have been described to act as highly efficient carriers of several Brachyspira spp. that can also infect livestock. The aim of this study was to investigate the prevalence and diversity of Brachyspira spp. in waterfowl that winter in Spain. Brachyspira spp. were isolated from 51 of the 205 faecal samples collected from graylag geese and mallards in the Villafáfila Lagoons Nature Reserve (Northwestern Spain). The Brachyspira species identified through phenotyping, PCR and sequencing of the nox gene were B. pilosicoli (5.9%), B. alvinipulli (11.8%), "B. hampsonii" (19.6%), B. murdochii (23.5%) and B. innocens (39.2%). The most relevant finding of this study is the description of "B. hampsonii" in specimens from birds for the first time. Phylogenetic analysis of the nox gene sequences grouped all of the obtained "B. hampsonii" isolates into a cluster with Brachyspira strains previously identified by others as "B. hampsonii" and separated from other Brachyspira spp. isolates and reference strains. Additionally, this cluster was related to clades that grouped B. murdochii and B. innocens isolates. The identification of "B. hampsonii" was also achieved in 8 of the 10 isolates by sequencing the16S rRNA gene and tlyA gene. Regardless of the species identified, no antimicrobial resistance was observed in any of the enteropathogenic isolates recovered. This is the first description of "B. hampsonii" in European waterfowl, which might represent hosts that serve as natural reservoirs of this Brachyspira species. This finding indicates that this spirochete is not limited to North America, and its presence in wild birds in Europe poses a risk of transmission to livestock.

Indexed as

Animals, WildAnimalsAnseriformesAnti-Bacterial AgentsBrachyspiraEvolution, MolecularGenes, BacterialGeographyMicrobial Sensitivity TestsMolecular Sequence DataPhenotypePhylogenyRNA, Ribosomal, 16SSpainAnti-Bacterial AgentsRNA, Ribosomal, 16S

Identifiers

PMID24349322
PMCPMC3857821

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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.