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Home / Equine Research Bank / Res Vet Sci / Epidemiology of Corynebacterium equi in horses.
Research in veterinary science1980; 28(1); 87-90;

Epidemiology of Corynebacterium equi in horses.

Abstract: Using a selective medium, the epidemiology of Corynebacterium equi in horses was studied. Twelve horse studs in different geographical locations were investigated. In addition, a group of horses was monitored over a period of time to determine whether faecal carriage of C equi is constant or intermittent. It was found that C equi could be recovered from every property tested and from all horse breeds. The organism was found in mares, stallions, yearlings and two year olds, and foals aged from 10 days to several months. It appears that C equi is widespread and that its occurrence is not related to any particular geographical location nor to a limited number of properties within a given area. Furthermore, it seems likely that C equi is part of the normal equine faecal flora. The results challenge the notion that C equi is primarily soil associated and do not support the concept that there are infected and non-infected areas.
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Publication Date: 1980-01-01 PubMed ID: 7375738
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  • Journal Article

Summary

This research summary has been generated with artificial intelligence and may contain errors and omissions. Refer to the original study to confirm details provided. Submit correction.

This research study investigates the presence of a bacteria, Corynebacterium equi, commonly found in horses. The study shows that C equi is widespread among different breeds of horses and geographical areas, questioning the idea that there are specific infected and non-infected areas.

Methodology

  • Twelve horse studs from various geographical locations were chosen as the research subjects for the study.
  • Alongside this, a certain group of horses were monitored over a period to ascertain if the fecal carriage of C. equi is constant or intermittent.
  • A selective medium was employed to carry out the study on the epidemiology of Corynebacterium equi in horses.

Findings

  • The research found that C equi could be recovered from every property they tested irrespective of its geographical location. This shows a widespread prevalence of the bacteria.
  • The bacteria was found in all breeds of horses including mares, stallions, yearlings, and two years olds, and also foals aged from 10 days to several months.
  • The study hence deconstructed the notion that the prevalence of the bacterium C equi is limited to certain properties within a specific area.

Conclusions

  • The findings suggest that the bacterium C equi might be a part of the normal equine faecal flora, challenging the conventional thought that it is primarily soil associated.
  • Furthermore, this study has provided significant insights into the understanding of the bacterium’s nature and spread, by contradicting the belief of there being specific infected and non-infected areas.

Cite This Article

APA
Woolcock JB, Mutimer MD, Farmer AM. (1980). Epidemiology of Corynebacterium equi in horses. Res Vet Sci, 28(1), 87-90.

Publication

Research in veterinary science
ISSN: 0034-5288
NlmUniqueID: 0401300
Country: England
Language: English
Volume: 28
Issue: 1
Pages: 87-90

Researcher Affiliations

Woolcock, J B
    Mutimer, M D
      Farmer, A M

        MeSH Terms

        • Animals
        • Corynebacterium / isolation & purification
        • Corynebacterium Infections / epidemiology
        • Corynebacterium Infections / microbiology
        • Corynebacterium Infections / veterinary
        • Culture Media
        • Feces / microbiology
        • Female
        • Horse Diseases / epidemiology
        • Horse Diseases / microbiology
        • Horses / microbiology
        • Lymph Nodes / microbiology
        • Male
        • Soil Microbiology

        Citations

        This article has been cited 18 times.
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          pubmed: 17422588
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          pubmed: 6790143
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          pubmed: 6713248
        11. Takai S, Iimori S, Tsubaki S. Quantitative fecal culture for early diagnosis of Corynebacterium (Rhodococcus) equi enteritis in foals. Can J Vet Res 1986 Oct;50(4):479-84.
          pubmed: 3791074
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        13. Takai S, Ohkura H, Watanabe Y, Tsubaki S. Quantitative aspects of fecal Rhodococcus (Corynebacterium) equi in foals. J Clin Microbiol 1986 Apr;23(4):794-6.
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        14. Zink MC, Yager JA. Experimental infection of piglets by aerosols of Rhodococcus equi. Can J Vet Res 1987 Jul;51(3):290-6.
          pubmed: 3651882
        15. Prescott JF. Rhodococcus equi: an animal and human pathogen. Clin Microbiol Rev 1991 Jan;4(1):20-34.
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        16. Takai S, Sekizaki T, Ozawa T, Sugawara T, Watanabe Y, Tsubaki S. Association between a large plasmid and 15- to 17-kilodalton antigens in virulent Rhodococcus equi. Infect Immun 1991 Nov;59(11):4056-60.
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        17. Takai S, Ohbushi S, Koike K, Tsubaki S, Oishi H, Kamada M. Prevalence of virulent Rhodococcus equi in isolates from soil and feces of horses from horse-breeding farms with and without endemic infections. J Clin Microbiol 1991 Dec;29(12):2887-9.
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          doi: 10.1007/BF00158580pubmed: 1397208google scholar: lookup
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