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Home / Equine Research Bank / J Anim Sci Technol / Heat stress and stallion fertility.
Journal of animal science and technology2023; 65(4); 683-697; doi: 10.5187/jast.2023.e29

Heat stress and stallion fertility.

Abstract: The threat posed by increased surface temperatures worldwide has attracted the attention of researchers to the reaction of animals to heat stress. Spermatogenesis in animals such as stallions is a temperature-dependent process, ideally occurring at temperatures slightly below the core body temperature. Thus, proper thermoregulation is essential, especially because stallion spermatogenesis and the resulting spermatozoa are negatively affected by increased testicular temperature. Consequently, the failure of thermoregulation resulting in heat stress may diminish sperm quality and increase the likelihood of stallion infertility. In this review, we emphasize upon the impact of heat stress on spermatogenesis and the somatic and germ cells and describe the subsequent testicular alterations. In addition, we explore the functions and molecular responses of heat shock proteins, including HSP60, HSP70, HSP90, and HSP105, in heat-induced stress conditions. Finally, we discuss the use of various therapies to alleviate heat stress-induced reproductive harm by modulating distinct signaling pathways.
© Copyright 2023 Korean Society of Animal Science and Technology.
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Publication Date: 2023-07-30 PubMed ID: 37970501PubMed Central: PMC10640949DOI: 10.5187/jast.2023.e29Google Scholar: Lookup
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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.

The research paper delves into the effect of rising global temperatures on the fertility of stallions, exploring how heat stress negatively affects sperm production— a process which is temperature-dependent. The paper also discusses the role of heat shock proteins and potential therapies to counteract this damage.

Impact of heat stress on stallion fertility

  • The paper starts with the discussion on the impact of increasing world temperatures due to global warming and how it affects the fertility of stallions.
  • The researchers explore how heat stress, resulting from failure of proper thermoregulation, can decrease sperm quality, thereby increasing the likelihood of infertility in stallions.
  • Spermatogenesis, or the process that leads to the formation of sperms, occurs optimally at temperatures below the body’s core temperature in stallions. The increase in environmental temperature leads to an elevated testicular temperature which, in turn, negatively affects this process.
  • The paper further discusses the changes it leads to in germ and somatic cells of the testis as a result of this stress.

Role of heat shock proteins in dealing with stress conditions

  • The paper also stresses upon the role of heat shock proteins, specifically HSP60, HSP70, HSP90, and HSP105, in response to heat-induced stress conditions.
  • Heat shock proteins are a family of proteins produced by cells in response to stressful conditions. They perform a vital function of ensuring proper protein folding and stabilization, thus preventing cellular damage.
  • In the context of stallion fertility, the researchers underscore their importance in protecting the cells of the testes from thermal damage.

Potential therapies to alleviate reproductive harm caused by heat stress

  • In the final section of the paper, different possible therapies are suggested to alleviate the damage caused by heat stress to the reproductive system of stallions. These therapies are primarily aimed at modulating distinct signaling pathways.
  • The paper implies that successful implementation of these therapies could help in countering the adverse effects of heat stress on the fertility of stallions.

Cite This Article

APA
Shakeel M, Yoon M. (2023). Heat stress and stallion fertility. J Anim Sci Technol, 65(4), 683-697. https://doi.org/10.5187/jast.2023.e29

Publication

Journal of animal science and technology
ISSN: 2055-0391
NlmUniqueID: 101661694
Country: Korea (South)
Language: English
Volume: 65
Issue: 4
Pages: 683-697

Researcher Affiliations

Shakeel, Muhammad
  • Department of Animal Science and Biotechnology, Kyungpook National University, Sangju 37224, Korea.
  • Department of Clinical Studies, Faculty of Veterinary and Animal Sciences, Pir Mehr Ali Shah, Arid Agriculture University, Rawalpindi 44000, Pakistan.
Yoon, Minjung
  • Department of Animal Science and Biotechnology, Kyungpook National University, Sangju 37224, Korea.
  • Department of Horse, Companion and Wild Animal Science, Kyungpook National University, Sangju 37224, Korea.
  • Reseach Center for Horse Industry, Kyungpook National University, Sangju 37224, Korea.

Conflict of Interest Statement

No potential conflict of interest relevant to this article was reported.

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