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The Veterinary clinics of North America. Equine practice2023; 39(1); 25-35; doi: 10.1016/j.cveq.2022.11.005

Salmonella in Horses.

Abstract: Managing Salmonella in equine populations can be challenging due to the epidemiology of this disease. In particular, due to the range of clinical outcomes, the occurrence of subclinical infections, and intermittent shedding. This greatly affects the ability to detect shedding and can lead to widespread environmental contamination and transmission. The veterinary profession can reduce the risk to stablemates and their caretakers, while meeting their ethical obligation, by appropriately managing these risks within animal populations and environments.
Publication Date: 2023-02-01 PubMed ID: 36737292DOI: 10.1016/j.cveq.2022.11.005Google Scholar: Lookup
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Summary

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The research article discusses the challenges of managing Salmonella infections in horses, and the importance of appropriate management of risks to decrease transmission to other horses and humans.

Understanding the Challenge

The main points covered in this section include:

  • Managing Salmonella in equine populations is difficult due to the complex epidemiology of the disease.
  • One of the main challenges is the varying clinical outcomes in horses. Some horses might show severe symptoms, while others only mild signs of infection. This range of responses makes it difficult to detect and treat the disease in a timely manner.
  • Another complexity arises from subclinical infections, where horses are infected with Salmonella but do not show any visible signs of the disease. These horses can still shed the bacteria, leading to environmental contamination and potential transmission to other horses.
  • The intermittent shedding of the bacteria by horses, even after recovery, can lead to an ongoing risk of infection in the stable environment.

Managing the Disease Responsibly

The main ideas highlighted in this sections are:

  • In order to reduce the risk of transmission to other horses and caretakers, the veterinary profession must take comprehensive preventive measures and manage these risks effectively.
  • Environmental cleanliness and hygiene are key to preventing widespread contamination of the bacteria. Implementing good stable management, regular disinfection of stables, and isolation of infected horses are important in reducing transmission.
  • Part of the veterinarian’s ethical obligation is to help prevent disease spread and ensure the health of the animal population.
  • Through the proper education of horse owners and caretakers about the disease, its transmission, and proper hygiene practices, the risk of infection can be reduced.

Cite This Article

APA
Burgess BA. (2023). Salmonella in Horses. Vet Clin North Am Equine Pract, 39(1), 25-35. https://doi.org/10.1016/j.cveq.2022.11.005

Publication

ISSN: 1558-4224
NlmUniqueID: 8511904
Country: United States
Language: English
Volume: 39
Issue: 1
Pages: 25-35

Researcher Affiliations

Burgess, Brandy A
  • Department of Population Health, College of Veterinary Medicine, University of Georgia, 2200 College Station Road, Athens, GA 30602, USA. Electronic address: brandy.burgess@uga.edu.

MeSH Terms

  • Horses
  • Animals
  • Salmonella Infections, Animal / diagnosis
  • Salmonella Infections, Animal / epidemiology
  • Horse Diseases
  • Salmonella

Citations

This article has been cited 9 times.
  1. Gao W, Liu M, Nurdaly K, Caidan D, Sun Y, Duan J, Zhao J, Gong X, Zhou J, Zhang Y, Chen Q. Unveiling Equine Abortion Pathogens: A One Health Perspective on Prevalence and Resistance in Northwest China. Pathogens 2025 Dec 11;14(12).
    doi: 10.3390/pathogens14121275pubmed: 41471229google scholar: lookup
  2. Simó-Martínez MS, Marco-Fuertes A, Galán-Relaño Á, Astorga Márquez RJ, Marin C, Valero Díaz A, Vega S. Prevalence and Antimicrobial Resistance Patterns of Salmonella in Asymptomatic Horses in Eastern Spain: A One Health Perspective. Animals (Basel) 2025 Nov 26;15(23).
    doi: 10.3390/ani15233413pubmed: 41375470google scholar: lookup
  3. Basiouni S, Rodriguez-Morales AJ, Shehata AA, Duarte PM. Silent Carriers: The Role of Rodents in the Emergence of Zoonotic Bacterial Threats. Pathogens 2025 Sep 15;14(9).
    doi: 10.3390/pathogens14090928pubmed: 41011829google scholar: lookup
  4. Bakishev T, Amirgazin A, Kuibagarov M, Shevtsov A, Bakisheva Z, Yessembekova G, Kairzhanova A, Kadyrov A, Guo K, Wang X, Abdrakhmanov S, Borovikov S. Genome-wide characterization and comparative phylogenomics of three Salmonella Abortusequi strains isolated from equine abortions in Kazakhstan. Vet World 2025 Jun;18(6):1571-1580.
  5. Kabir A, Kelley WG, Glover C, Erol E, Helmy YA. Phenotypic and genotypic characterization of antimicrobial resistance and virulence profiles of Salmonella enterica serotypes isolated from necropsied horses in Kentucky. Microbiol Spectr 2025 Mar 4;13(3):e0250124.
    doi: 10.1128/spectrum.02501-24pubmed: 39846771google scholar: lookup
  6. Eydi J, Tukmechi A. Drug resistance and virulence-associated genes screening in Salmonella enterica isolated from Caspian pony, Iran. Vet Res Forum 2024;15(9):481-486.
  7. Tyrnenopoulou P, Tsilipounidaki K, Florou Z, Gkountinoudis CG, Tyropoli K, Starras A, Peleki C, Marneris D, Arseniou N, Lianou DT, Katsarou EI, Petinaki E, Fthenakis GC. Detection of Gastrointestinal Pathogens with Zoonotic Potential in Horses Used in Free-Riding Activities during a Countrywide Study in Greece. Animals (Basel) 2024 Sep 3;14(17).
    doi: 10.3390/ani14172566pubmed: 39272351google scholar: lookup
  8. Kabir A, Lamichhane B, Habib T, Adams A, El-Sheikh Ali H, Slovis NM, Troedsson MHT, Helmy YA. Antimicrobial Resistance in Equines: A Growing Threat to Horse Health and Beyond-A Comprehensive Review. Antibiotics (Basel) 2024 Jul 29;13(8).
    doi: 10.3390/antibiotics13080713pubmed: 39200013google scholar: lookup
  9. Stummer M, Frisch V, Glitz F, Hinney B, Spergser J, Krücken J, Diekmann I, Dimmel K, Riedel C, Cavalleri JV, Rümenapf T, Joachim A, Lyrakis M, Auer A. Presence of Equine and Bovine Coronaviruses, Endoparasites, and Bacteria in Fecal Samples of Horses with Colic. Pathogens 2023 Aug 15;12(8).
    doi: 10.3390/pathogens12081043pubmed: 37624003google scholar: lookup