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Theriogenology2008; 70(3); 448-462; doi: 10.1016/j.theriogenology.2008.04.023

Developments in stallion semen evaluation.

Abstract: The conventional approach to evaluation of stallion semen dates back several decades, and includes evaluation of spermatozoal concentration, semen volume, spermatozoon morphological characteristics, and spermatozoal motility patterns initially and following in-vitro storage. While an analysis performed in this manner does have predictive value, incorporation of some more newly developed techniques may improve the predictive value of the examination. This communication addresses some newer tests that can be applied today for evaluation of semen, as well some tests that may be available in the coming years.
Publication Date: 2008-05-20 PubMed ID: 18495237DOI: 10.1016/j.theriogenology.2008.04.023Google Scholar: Lookup
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  • Journal Article
  • Research Support
  • Non-U.S. Gov't

Summary

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The research is about innovative techniques for stallion semen evaluation that can enhance the predictive accuracy of tests over the conventional methods employed over several decades.

Introduction to the Conventional Approach

The research paper starts with an overview of the conventional methods used for the evaluation of stallion semen. These traditional methods have been in use for decades. The key components of these conventional tests include:

  • Evaluating the concentration of spermatozoa (sperm cells) in the semen sample.
  • Determining the volume of the semen.
  • Assessing the morphological characteristics of the spermatozoa. This includes analyzing the shape and structure of the sperm cells.
  • Investigating the motility patterns of the sperm cells. This involves the study of sperm movement, both initially and after in-vitro (outside the body) storage.

While these methods have predictive value, they may miss out on certain qualities or possible issues in the semen, resulting in inaccurate predictions.

Newly Developed Techniques

The article then delves into more recently developed methods for semen evaluation. Although these modern techniques are not clearly specified, they’re touted as potentially improving the predictive value of the examination. These techniques involve various advanced tests that can enhance the detection of defective sperm and provide a comprehensive profile of the sperm quality.

Tests Available Now and in the Future

The researchers also mention present-day tests that can already be put to us in semen evaluation. Additionally, they address anticipated developments regarding tests that might be available in the coming years. Such advancements can further fine-tune semen evaluation, guiding safer and more effective breeding practices.

However, it must be taken into account that all these techniques need to be tested for their repeatability, accuracy, and usability before they can replace the traditional evaluation methods.

Cite This Article

APA
Varner DD. (2008). Developments in stallion semen evaluation. Theriogenology, 70(3), 448-462. https://doi.org/10.1016/j.theriogenology.2008.04.023

Publication

ISSN: 0093-691X
NlmUniqueID: 0421510
Country: United States
Language: English
Volume: 70
Issue: 3
Pages: 448-462

Researcher Affiliations

Varner, D D
  • Department of Large Animal Clinical Sciences, College of Veterinary Medicine and Biomedical Sciences, Texas A&M University, College Station, TX 77843-4475, USA. dvarner@cvm.tamu.edu

MeSH Terms

  • Animals
  • Fertility / physiology
  • Horses / physiology
  • Male
  • Semen / physiology
  • Semen Preservation
  • Sperm Count
  • Sperm Motility
  • Spermatozoa / cytology
  • Spermatozoa / physiology