Evidence map›Paper›PMID 31791243›Full record

ArticleBMC microbiology2019

Effect of tetracycline treatment regimens on antibiotic resistance gene selection over time in nursery pigs.

Kaare Græsbøll, Inge Larsen, Julie Clasen, Anna Camilla Birkegård, Jens Peter Nielsen, Lasse Engbo Christiansen, John Elmerdahl Olsen, Øystein Angen, Anders Folkesson

Open access · goldAbstract readRandomized Controlled Trial, Veterinary
In one paragraph

Article in BMC microbiology, 2019. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 14 papers.

0numbers the graph read from it
0cells of the map it votes in
14citing papers in PubMed
0.6field-weighted citation impact, top 34% 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

14 citing papers in PubMed, 53 citations in OpenAlex.

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  8. Molecular Characterisation of Antimicrobial Resistance inAntibiotics (Basel, Switzerland) · 2023
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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

9 authors at 3 institutions in 1 country.

Kaare GræsbøllDTU Compute, Technical University of Denmark, Kongens Lyngby, Denmark.
Inge LarsenDepartment of Veterinary and Animal Sciences, University of Copenhagen, Copenhagen, Denmark.
Julie ClasenDTU Vet. Technical University of Denmark, Kongens Lyngby, Denmark.
Anna Camilla BirkegårdDTU Compute, Technical University of Denmark, Kongens Lyngby, Denmark.
Jens Peter NielsenDepartment of Veterinary and Animal Sciences, University of Copenhagen, Copenhagen, Denmark.
Lasse Engbo ChristiansenDTU Compute, Technical University of Denmark, Kongens Lyngby, Denmark.
John Elmerdahl OlsenDepartment of Veterinary and Animal Sciences, University of Copenhagen, Copenhagen, Denmark.
Øystein AngenDTU Vet. Technical University of Denmark, Kongens Lyngby, Denmark.
Anders FolkessonDTU BioEngineering, Technical University of Denmark, Kongens Lyngby, Denmark. afol@vet.dtu.dk.ORCID 0000-0002-2175-830X
Technical University of Denmark · DKUniversity of Copenhagen · DKDansk Sygehus Institut · DK

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundThe majority of antimicrobials given during the production of pigs are given to nursery pigs. The influence of antimicrobial use on the levels of antimicrobial resistant (AMR) genes is important to quantify to be able to assess the impact of resistance on the food chain and risk to human and animal health.

resultsThis study investigated the response on the levels of nine AMR genes to five different treatment strategies with oxytetracycline, and the dynamics of gene abundance over time by following 1167 pigs from five different farms in Denmark. The results showed no significant difference between treatments and an increase in abundance for the efflux pump encoding tet(A) gene and the genes encoding the ribosomal protection proteins tet(O) and tet(W) tetracycline resistant genes following treatment, while tet(M) showed no response to treatment. However, it was also observed that the levels of tet(O), tet(W), and ermB in some farms would drift more over time compared to a single treatment-course with antibiotic.

conclusionThis study underlines the large variation in AMR levels under natural conditions and the need for increased investigation of the complex interactions of antimicrobial treatment and other environmental and managerial practices in swine production on AMR gene abundance.

Indexed as

Animal HusbandryAnimalsAnti-Bacterial AgentsBacteriaDenmarkDesulfovibrionaceae InfectionsDiarrheaFarmsFecesGenes, MDRLawsonia BacteriaOxytetracyclineSwineSwine DiseasesTetracycline ResistanceAnti-Bacterial AgentsOxytetracyclineNursery pigsOxytetracyclineqPCRResistance genes

Identifiers

PMID31791243
PMCPMC6889206
OpenAlexW2994276714

What OpenQuestion holds

Textmetadata
LicenceCC BY
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.