Applications and advantages of using sexed semen in dairy cattle
Year: 2024
Type: article
Abstract: Sexed semen refers to semen that has been processed to contain a higher proportion of either X or Y chromosome-bearing sperm, allowing the production of offspring of a desired sex, either male or female. Current technologies can achieve 80-90% accuracy in producing sexed semen. In bovines, the X chromosome is larger than the Y chromosome, so X chromosome-bearing sperm cells have about 3.8% more DNA content. By using a dye that binds proportionally to DNA, sperm cells can be differentiated based on whether they carry the X or Y chromosome. This difference in DNA content is the basis for the commercial methods used to create sexed semen. Dairy farmers can use this technology to produce offspring of a desired sex and reduce the issue of unwanted male animals. The full potential of this technology is realized when combined with in vitro fertilization (IVF), as oocytes from multiple donors can be fertilized with a single dose of sexed semen, facilitating the production of sexed embryos.
Author: Dr. J.Sai Kiran1., Dr. N.Rajanna2., Dr. J.Shashank3
Language: English
Subfield: Genetics
Domain: Life Sciences
SDG: Zero hunger
Open Access status: green
OpenAlex ID: W6911773500
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