Evidence map›Paper›PMID 28947833›Full record

ArticleScientific reports2017

Metagenomic characterization of the effect of feed additives on the gut microbiome and antibiotic resistome of feedlot cattle.

Milton Thomas, Megan Webb, Sudeep Ghimire, Amanda Blair, Kenneth Olson, Gavin John Fenske, Alex Thomas Fonder, Jane Christopher-Hennings, Derek Brake, Joy Scaria

Open access · goldAbstract read
In one paragraph

Article in Scientific reports, 2017. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 92 papers.

0numbers the graph read from it
0cells of the map it votes in
92citing papers in PubMed
17.7field-weighted citation impact, top 1% 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

92 citing papers in PubMed, 196 citations in OpenAlex.

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  13. In Vitro Investigation of the Effects ofAnimals : an open access journal from MDPI · 2025
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32 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

10 authors at 1 institution in 1 country.

Milton ThomasDepartment of Veterinary and Biomedical Sciences, South Dakota State University, Brookings, South Dakota, USA.
Megan WebbDepartment of Animal Science, South Dakota State University, Brookings, South Dakota, USA.
Sudeep GhimireDepartment of Veterinary and Biomedical Sciences, South Dakota State University, Brookings, South Dakota, USA.
Amanda BlairDepartment of Animal Science, South Dakota State University, Brookings, South Dakota, USA.
Kenneth OlsonDepartment of Animal Science, South Dakota State University, Brookings, South Dakota, USA.
Gavin John FenskeDepartment of Veterinary and Biomedical Sciences, South Dakota State University, Brookings, South Dakota, USA.
Alex Thomas FonderDepartment of Veterinary and Biomedical Sciences, South Dakota State University, Brookings, South Dakota, USA.
Jane Christopher-HenningsDepartment of Veterinary and Biomedical Sciences, South Dakota State University, Brookings, South Dakota, USA.
Derek BrakeDepartment of Animal Science, South Dakota State University, Brookings, South Dakota, USA.
Joy ScariaDepartment of Veterinary and Biomedical Sciences, South Dakota State University, Brookings, South Dakota, USA. joy.scaria@sdstate.edu.
South Dakota State University · US

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

In North America, antibiotic feed additives such as monensin and tylosin are added to the finishing diets of feedlot cattle to counter the ill-effects of feeding diets with rapidly digestible carbohydrates. While these feed additives have been proven to improve feed efficiency and reduce liver abscess incidence, how these products impact the gastrointestinal microbiota is not completely understood. In this study, we analyzed the impact of providing antibiotic feed additives to feedlot cattle using metagenome sequencing of treated and control animals. Our results indicate that use of antibiotic feed additives does not produce discernable changes at the phylum level. However, treated cattle had reduced abundance of gram-positive bacteria at the genus level. The abundance of Ruminococcus, Erysipelotrichaceae and Lachnospiraceae in the gut of treated steers was reduced. Functional analysis of the data indicates that there was only minimal impact due to the treatment in the rumen. Genes involved in detoxification were significantly increased in the rumen of AB steers. But the relative abundance of these genes was < 0.3%. However, our results did not show any correlation between the presence of antimicrobial resistance genes in the gut microbiota and the administration of antibiotic feed additives.

Indexed as

Animal FeedDietary SupplementsAnimalsAnti-Bacterial AgentsBacteriaCattleDrug Resistance, BacterialGastrointestinal MicrobiomeGenes, BacterialMetagenomicsNorth AmericaAnti-Bacterial Agents

Identifiers

PMID28947833
PMCPMC5612972
OpenAlexW2950770130

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.