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Related Concept Videos

In Vitro Fertilization01:24

In Vitro Fertilization

In vitro fertilization (IVF) is a form of assisted reproductive technology where an egg is fertilized with sperm in a controlled laboratory environment before transferring the resulting embryo into the uterus. This process is designed to help individuals and couples experiencing difficulties conceiving.
The IVF process begins with ovarian stimulation, during which reproductive endocrinologists prescribe hormonal medications to stimulate the ovaries to produce multiple eggs instead of the single...

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Related Experiment Video

Updated: Jun 28, 2026

In Vitro Culture Strategy for Oocytes from Early Antral Follicle in Cattle
09:30

In Vitro Culture Strategy for Oocytes from Early Antral Follicle in Cattle

Published on: July 8, 2020

Optimizing IVF with sexed sperm in cattle.

J Xu1, S A Chaubal, F Du

  • 1Evergen Biotechnologies, Inc, Vernon, CT 06066, USA. fuliangd@evergen.com

Theriogenology
|October 25, 2008
PubMed
Summary

Sex-sorted sperm technology can improve livestock productivity. In vitro fertilization techniques enhance the fertilization efficiency of sex-sorted sperm in cattle, optimizing breeding programs.

Area of Science:

  • Animal Science
  • Reproductive Biology
  • Biotechnology

Background:

  • Flow cytometry enables sex-sorted sperm production with high accuracy (>90%).
  • This technology promises to double livestock productivity by enabling targeted breeding programs.
  • Limitations include sorting speed and fertility variations, hindering widespread adoption in artificial insemination.

Purpose of the Study:

  • To explore in vitro fertilization as a method to enhance the efficiency of sex-sorted sperm in cattle.
  • To identify key procedures for improving fertilization rates and embryo quality with sex-sorted sperm.

Main Methods:

  • Sex-sorting of sperm using flow cytometry.
  • In vitro fertilization (IVF) procedures tailored for sex-sorted sperm.
  • Optimization of culture media, sperm concentration, and cryopreservation techniques.

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Vitrification of In Vitro Matured Oocytes Collected from Adult and Prepubertal Ovaries in Sheep
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Vitrification of In Vitro Matured Oocytes Collected from Adult and Prepubertal Ovaries in Sheep

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Sperm Collection of Differential Quality Using Density Gradient Centrifugation
03:28

Sperm Collection of Differential Quality Using Density Gradient Centrifugation

Published on: November 29, 2018

Related Experiment Videos

Last Updated: Jun 28, 2026

In Vitro Culture Strategy for Oocytes from Early Antral Follicle in Cattle
09:30

In Vitro Culture Strategy for Oocytes from Early Antral Follicle in Cattle

Published on: July 8, 2020

Vitrification of In Vitro Matured Oocytes Collected from Adult and Prepubertal Ovaries in Sheep
06:53

Vitrification of In Vitro Matured Oocytes Collected from Adult and Prepubertal Ovaries in Sheep

Published on: July 10, 2021

Sperm Collection of Differential Quality Using Density Gradient Centrifugation
03:28

Sperm Collection of Differential Quality Using Density Gradient Centrifugation

Published on: November 29, 2018

Main Results:

  • In vitro fertilization offers a viable solution to increase fertilization rates of sex-sorted sperm.
  • Specific protocols, including optimized heparin concentrations and reduced fertilization drop volumes, improve outcomes.
  • Utilizing fructose over glucose in media and employing rapid vitrification protocols enhance embryo quality.

Conclusions:

  • In vitro fertilization is a key strategy to overcome the limitations of sex-sorted sperm in cattle breeding.
  • Optimized IVF protocols can significantly improve the fertility and application of sex-sorted sperm.
  • This approach holds substantial potential for the livestock industry to enhance breeding program efficiency and productivity.