Methods for induction of capacitation and the acrosome reaction of stallion spermatozoa.
Abstract: Methodologies to capacitate bovine spermatozoa, induce the acrosome reaction, and fertilize bovine oocytes in vitro have been established. The capability to do the same with stallion spermatozoa, however, is not available. Several different methods have been used to capacitate stallion spermatozoa with variable results. More basic research needs to be done to establish in vitro conditions necessary to capacitate and induce an acrosome reaction in stallion spermatozoa. Although much progress can be expected in this area, it is unlikely that the general practitioner will use these technologies in the near future.
Publication Date: 1996-04-01 PubMed ID: 8726453DOI: 10.1016/s0749-0739(17)30298-5Google Scholar: Lookup
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- Journal Article
- Research Support
- U.S. Gov't
- P.H.S.
- Review
Summary
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The research article involves developing methods to capacitate and induce the acrosome reaction of stallion spermatozoa, which is currently not available despite successful developments with bovine spermatozoa. The researchers call for more investigation in this area, acknowledging that immediate mainstream use is currently unlikely.
Understanding Capacitation and Acrosome Reaction
- Capacitation refers to a series of physiological changes that sperm undergo in the female reproductive tract which allows them to fertilize the egg. These changes make the sperm’s membrane more fluid, altering its electrical charge, and preparing it for the acrosome reaction.
- The acrosome is a cap-like structure at the head of sperm containing enzymes. The acrosome reaction is when the enzymes are released to penetrate the outer layer of the egg – a critical step in fertilization.
Differentiating Bovine and Stallion Spermatozoa
- Stallion spermatozoa is different from bovine spermatozoa. Thus, the techniques that work to capacitate and bring about the acrosome reaction in bovine spermatozoa don’t necessarily apply effectively to stallion spermatozoa.
- Therefore, the paper emphasizes the need to develop specific methodologies for stallion spermatozoa because such methodologies aren’t currently available.
Requirement for More Research
- Throughout the article, the researchers are stressing on the need for further research in the field as different methods have been used with inconsistent results.
- They suggest establishing stable in vitro conditions crucial in capacitating and inducing an acrosome reaction in stallion spermatozoa.
Applicability of the Research
- Even though the researchers acknowledge the potential of significant progress in this area, they believe it isn’t likely the general practitioner will use these technologies soon.
- This suggests that while the research is crucial in the scientific domain, its practical benefits are long-term in nature.
Cite This Article
APA
Graham JK.
(1996).
Methods for induction of capacitation and the acrosome reaction of stallion spermatozoa.
Vet Clin North Am Equine Pract, 12(1), 111-117.
https://doi.org/10.1016/s0749-0739(17)30298-5 Publication
Researcher Affiliations
- Department of Physiology, Colorado State University, Fort Collins, USA.
MeSH Terms
- Acrosome / drug effects
- Acrosome / physiology
- Albumins / pharmacology
- Animals
- Calcimycin / pharmacology
- Glycosaminoglycans / pharmacology
- Heparin / pharmacology
- Horses / physiology
- Ionophores / pharmacology
- Male
- Sperm Capacitation / drug effects
- Sperm Capacitation / physiology
- Spermatozoa / drug effects
- Spermatozoa / physiology
Grant Funding
- HD31758-02 / NICHD NIH HHS
Citations
This article has been cited 1 times.- Orsolini MF, Meyers SA, Dini P. An Update on Semen Physiology, Technologies, and Selection Techniques for the Advancement of In Vitro Equine Embryo Production: Section I. Animals (Basel) 2021 Nov 13;11(11).
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