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Parasitology research2007; 101(5); 1303-1310; doi: 10.1007/s00436-007-0637-1

The comparative morphology of three equine habronematid nematodes: SEM observations.

Abstract: Drashia megastoma Rudolphi, 1819, Habronema muscae Carter, 1861 and Habronema microstoma Schneider, 1866 are found in the stomach of equine definitive hosts and are known to cause pathogenic effects in the stomach wall, skin, eye and occasionally other sites. These nematodes utilise either house flies or stable flies as their intermediate hosts. Apart from molecular findings that have demonstrated some of the differences between H. muscae and H. microstoma, no detailed morphological description of equine habronematid nematodes has been presented. This article describes most surface features of adult D. megastoma, H. muscae and H. microstoma using scanning electron microscopy and differentiates these nematodes based on morphological characteristics.
Publication Date: 2007-07-04 PubMed ID: 17610080DOI: 10.1007/s00436-007-0637-1Google Scholar: Lookup
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  • Comparative Study
  • Journal Article

Summary

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The research article focuses on the comparative morphology of three types of nematodes or worms found in horses, utilising scanning electron microscopy to delineate their physical characteristics.

Understanding the Nematodes

  • Drashia megastoma Rudolphi, 1819, Habronema muscae Carter, 1861, and Habronema microstoma Schneider, 1866, are nematodes typically found in the stomach of horses, their definitive hosts.
  • These nematodes are known to cause damaging effects in various parts of the horse’s body, including the stomach wall, skin, eye, and occasionally, other sites.
  • These nematodes utilize either house flies or stable flies as their intermediate hosts, transitioning through their life cycle stages.

Gap in the Field

  • Prior to this study, while there have been some molecular findings revealing some differences between H. muscae and H. microstoma, there has been no detailed morphological description of these equine habronematid nematodes.
  • This lack of a comprehensive morphological study inhibits a clear differentiation and understanding of these nematodes.

Objective of the Research

  • This research aims to present a thorough morphological description of the adult forms of these three nematodes: D. megastoma, H. muscae, and H. microstoma.
  • Scanning electron microscopy (SEM), a technique that provides high-resolution images of a sample’s surface topography, is used to illustrate the surface features.
  • Through this methodology, the study intends to differentiate these nematodes based on their morphological characteristics, providing a clear overview of their structure and features.

Cite This Article

APA
Naem S. (2007). The comparative morphology of three equine habronematid nematodes: SEM observations. Parasitol Res, 101(5), 1303-1310. https://doi.org/10.1007/s00436-007-0637-1

Publication

ISSN: 0932-0113
NlmUniqueID: 8703571
Country: Germany
Language: English
Volume: 101
Issue: 5
Pages: 1303-1310

Researcher Affiliations

Naem, Soraya
  • Department of Pathobiology, College of Veterinary Medicine, Urmia University, P.O. Box 57153 1177, Urmia, Iran. sorayanaem@yahoo.com

MeSH Terms

  • Animals
  • Equidae / parasitology
  • Microscopy, Electron, Scanning
  • Spiruroidea / classification
  • Spiruroidea / ultrastructure

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Citations

This article has been cited 9 times.
  1. Ghorbanzadeh B, Naem S, Farshid AA. Microscopic Study of Mechanoreceptors and Chemoreceptors of Anterior and Posterior Ends of Toxocara Canis Using Scanning Electron Microscopy and Light Microscope. Arch Razi Inst 2021 Jul;76(2):311-322.
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  2. Barlaam A, Traversa D, Papini R, Giangaspero A. Habronematidosis in Equids: Current Status, Advances, Future Challenges. Front Vet Sci 2020;7:358.
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  4. Naem S, Asadi R. Ultrastructural characterization of male and female Physaloptera rara (Spirurida: Physalopteridae): feline stomach worms. Parasitol Res 2013 May;112(5):1983-90.
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