Evidence map›Paper›PMID 34268795›Full record

ArticleJournal of veterinary internal medicine2021

The effects of signalment, diet, geographic location, season, and colitis associated with antimicrobial use or Salmonella infection on the fecal microbiome of horses.

Carolyn E Arnold, Rachel Pilla, M Keith Chaffin, Jessica L Leatherwood, Tryon A Wickersham, Todd R Callaway, Sara D Lawhon, Jonathan A Lidbury, Joerg M Steiner, Jan S Suchodolski

Open access · goldAbstract read
In one paragraph

Article in Journal of veterinary internal medicine, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 19 papers.

0numbers the graph read from it
0cells of the map it votes in
19citing papers in PubMed
2.1field-weighted citation impact, top 12% 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

19 citing papers in PubMed, 30 citations in OpenAlex.

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  16. Effects of Intravenous Antimicrobial Drugs on the Equine Fecal Microbiome.Animals : an open access journal from MDPI · 2022
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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

10 authors at 3 institutions in 1 country.

Carolyn E ArnoldDepartment of Large Animal Clinical Sciences, College of Veterinary Medicine & Biomedical Sciences, Texas A&M University, College Station, Texas, USA.ORCID https://orcid.org/0000-0003-2354-5903
Rachel PillaDepartment of Small Animal Clinical Sciences, College of Veterinary Medicine & Biomedical Sciences, Texas A&M University, College Station, Texas, USA.ORCID https://orcid.org/0000-0001-7758-2609
M Keith ChaffinDepartment of Large Animal Clinical Sciences, College of Veterinary Medicine & Biomedical Sciences, Texas A&M University, College Station, Texas, USA.
Jessica L LeatherwoodDepartment of Animal Science, Texas A&M University, College Station, Texas, USA.
Tryon A WickershamDepartment of Animal Science, Texas A&M University, College Station, Texas, USA.
Todd R CallawayDepartment of Animal and Dairy Science, University of Georgia, Athens, Georgia, USA.
Sara D LawhonDepartment of Veterinary Pathobiology, College of Veterinary Medicine & Biomedical Sciences, Texas A&M University, College Station, Texas, USA.
Jonathan A LidburyDepartment of Small Animal Clinical Sciences, College of Veterinary Medicine & Biomedical Sciences, Texas A&M University, College Station, Texas, USA.ORCID https://orcid.org/0000-0001-5107-4577
Joerg M SteinerDepartment of Small Animal Clinical Sciences, College of Veterinary Medicine & Biomedical Sciences, Texas A&M University, College Station, Texas, USA.ORCID https://orcid.org/0000-0003-3336-2086
Jan S SuchodolskiDepartment of Small Animal Clinical Sciences, College of Veterinary Medicine & Biomedical Sciences, Texas A&M University, College Station, Texas, USA.ORCID https://orcid.org/0000-0002-2176-6932
Texas College · USTexas A&M University · USUniversity of Georgia · US

Funding

The Donley FamilyThe Paula and Michael Gaughan Fund
6 · The paper itself

Abstract

backgroundThe fecal microbiome of healthy horses may be influenced by signalment, diet, environmental factors, and disease.

objectivesTo assess the effects of age, breed, sex, geographic location, season, diet, and colitis caused by antibiotic use (antimicrobial-associated diarrhea [AAD]) and Salmonella infection on fecal microbiota. ANIMALS: Healthy horses (n = 80) were sampled from nonhospital environments across multiple geographical locations in the United States. Horses with AAD (n = 14) were defined as those that developed diarrhea secondary to antimicrobial use. Horses with Salmonella infection (n = 12) were presented with spontaneous onset of colitis and subsequently tested positive on Salmonella quantitative polymerase chain reaction. All horses were >1 year of age and stratified by a dietary scale that included forages (pasture and hay) and concentrates grouped by percentage of fiber and amount.

methodsIllumina sequencing of 16S rRNA genes was performed on fecal DNA.

resultsHealthy horses fed higher amounts of grain clustered separately from those fed lower amounts of grain (analysis of similarities [ANOSIM], R = 0.356-0.385, Q = 0.002). Horses with AAD and Salmonella had decreased richness and evenness compared to healthy horses (P < .05). Univariable analysis of the 3 groups identified increases in Bacteroidetes (Q = 0.002) and Protebacteria (Q = 0.001) and decreases in Verrucomicrobia (Q = 0.001) in AAD horses whereas Salmonella horses had less Firmicutes (Q = 0.001) when compared to healthy horses. CONCLUSIONS AND CLINICAL IMPORTANCE: Although the amount of grain in the diet had some impact on the fecal microbiome, colitis had a significantly larger influence. Horses with ADD have a more severe dysbiosis than do horses with Salmonella.

Indexed as

ColitisHorse DiseasesMicrobiotaSalmonella InfectionsAnimalsAnti-Bacterial AgentsDietFecesHorsesRNA, Ribosomal, 16SSeasonsAnti-Bacterial AgentsRNA, Ribosomal, 16Santibioticdiarrheagastrointestinalmicrobiota

Identifiers

PMID34268795
PMCPMC8478058
OpenAlexW3180016127

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.