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Flow Cytometric Analysis of Biomarkers for Detecting Human Sperm Functional Defects
Published on: April 21, 2022
Advances in flow cytometry for sperm sexing
1Photara Technologies Limited, Hamilton 3216, New Zealand. jsharpe@photaratech.com
Theriogenology
|October 28, 2008
Summary
Flow cytometry has revolutionized sperm sorting over 20 years, enabling high-purity separation of X- and Y-chromosome-bearing sperm for artificial insemination. This technology significantly enhances production capacity for sexed sperm.
Area of Science:
- Reproductive biology
- Biotechnology
- Cell sorting technology
Background:
- Flow cytometry has been utilized for sperm separation for two decades.
- Early applications focused on basic measurement and sorting capabilities.
Purpose of the Study:
- To review technological advancements in flow cytometry for sperm separation over the past 20 years.
- To highlight improvements in throughput and sorting accuracy.
Main Methods:
- Review of technological developments in flow cytometry for sperm sorting.
- Analysis of improvements in sample throughput and measurement resolution.
Main Results:
- Current flow cytometry enables high-purity sorting of X- or Y-chromosome-bearing sperm at rates up to 8000 cells/second.
- Production capacity reaches approximately 14 straws per hour per instrument.
- Improved measurement resolution increases the reliability of cell sorting.
Conclusions:
- Flow cytometry is a proven physical sperm separation technique with significant technological advancements.
- The technology has evolved to offer high throughput and accuracy for sexed sperm production.
- Continued development has optimized sexed sperm sorting for artificial insemination applications.
