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Home / Equine Research Bank / J Clin Microbiol / Characterization of Gardnerella vaginalis and G. vaginalis-l...
Journal of clinical microbiology1991; 29(6); 1157-1161; doi: 10.1128/jcm.29.6.1157-1161.1991

Characterization of Gardnerella vaginalis and G. vaginalis-like organisms from the reproductive tract of the mare.

Abstract: Gardnerella vaginalis has been isolated from women with bacterial vaginosis, from the genital tracts of asymptomatic women, and from several other infected body sites in humans. However, until recently, it has not been isolated from any other animal species. Between June 1988 and October 1989, 31 isolates identified as G. vaginalis and 70 isolates identified as G. vaginalis-like organisms have been recovered from the genital tracts of 93 mares from Michigan and Ohio. Identification was based on biochemical reactions, hemolysis on media containing blood from various animal sources, and susceptibility to select antimicrobial agents. This report details the characterization of G. vaginalis and G. vaginalis-like organism isolates obtained from the reproductive tracts of these mares and compares the equine isolates with human isolates.
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Publication Date: 1991-06-01 PubMed ID: 1864934PubMed Central: PMC269962DOI: 10.1128/jcm.29.6.1157-1161.1991Google Scholar: Lookup
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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 explores the isolation and identification of the bacteria Gardnerella vaginalis, and similar organisms, from the reproductive systems of horses, marking its first known presence in a species other than humans.

Introduction and Background

  • The subject of the research is Gardnerella vaginalis, a bacterium primarily known for occurring in humans, specifically in women who have bacterial vaginosis or at certain other infected body sites.
  • The presence and role of this bacterium in other species have not been traditionally documented, marking the significance of this study.
  • The research draws on a dataset of 31 isolates of G. vaginalis and 70 isolates of similar organisms identified in the reproductive tracts of 93 mares found in Michigan and Ohio over a span of a little more than a year.

Research Methodology and Identification

  • The identification of G. vaginalis and similar organisms was based on biochemical reactions, a method commonly used to identify and differentiate bacteria based on their chemical reactions.
  • The study also used hemolysis on various media containing blood from different animal species as an identification method. Hemolysis is a process where red blood cells are broken down, and its occurrence, or lack thereof, can be key in identifying certain bacterial species.
  • The susceptibility of the isolates to select antimicrobial agents was also used for identification. This entailed observing the bacteria’s response to the introduction of these agents, with known responses linked to specific bacterial types.

Significance and Impact of Research Findings

  • The research details the characteristics of both G. vaginalis and G. vaginalis-like animals found in the reproductive tracts of the studied mares, thus expanding our knowledge of the presence and diversity of this bacterium.
  • The comparison of these equine isolates to human isolates signifies the potential for cross-species investigations of this bacterium, opening the way for further research into its effects and possible treatments.

Cite This Article

APA
Salmon SA, Walker RD, Carleton CL, Shah S, Robinson BE. (1991). Characterization of Gardnerella vaginalis and G. vaginalis-like organisms from the reproductive tract of the mare. J Clin Microbiol, 29(6), 1157-1161. https://doi.org/10.1128/jcm.29.6.1157-1161.1991

Publication

Journal of clinical microbiology
ISSN: 0095-1137
NlmUniqueID: 7505564
Country: United States
Language: English
Volume: 29
Issue: 6
Pages: 1157-1161

Researcher Affiliations

Salmon, S A
  • Animal Health Diagnostic Laboratory, Michigan State University, East Lansing 48824.
Walker, R D
    Carleton, C L
      Shah, S
        Robinson, B E

          MeSH Terms

          • Abortion, Veterinary / microbiology
          • Animals
          • Fatty Acids / analysis
          • Female
          • Gardnerella vaginalis / analysis
          • Gardnerella vaginalis / isolation & purification
          • Gardnerella vaginalis / ultrastructure
          • Horse Diseases / microbiology
          • Horses / microbiology
          • Infertility, Female / microbiology
          • Infertility, Female / veterinary
          • Microscopy, Electron
          • Pregnancy
          • Uterus / microbiology

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          Citations

          This article has been cited 5 times.
          1. Turovskiy Y, Sutyak Noll K, Chikindas ML. The aetiology of bacterial vaginosis. J Appl Microbiol 2011 May;110(5):1105-28.
            doi: 10.1111/j.1365-2672.2011.04977.xpubmed: 21332897google scholar: lookup
          2. Higgins R, Messier S, Bada R. Isolation of Gardnerella vaginalis from the genital tract of six mares. Can Vet J 1992 Nov;33(11):745-6.
            pubmed: 17424118
          3. Jarosik GP, Land CB, Duhon P, Chandler R Jr, Mercer T. Acquisition of iron by Gardnerella vaginalis. Infect Immun 1998 Oct;66(10):5041-7.
            doi: 10.1128/IAI.66.10.5041-5047.1998pubmed: 9746616google scholar: lookup
          4. Dunkelberg WE. First isolation of Gardnerella vaginalis. J Clin Microbiol 1991 Dec;29(12):2911.
            doi: 10.1128/jcm.29.12.2911-.1991pubmed: 1810294google scholar: lookup
          5. Catlin BW. Gardnerella vaginalis: characteristics, clinical considerations, and controversies. Clin Microbiol Rev 1992 Jul;5(3):213-37.
            doi: 10.1128/CMR.5.3.213pubmed: 1498765google scholar: lookup
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