Analysis of human meiotic recombination events with a parent-sibling tracing approach
2011

Analyzing Human Meiotic Recombination Events

Sample size: 2145 publication Evidence: high

Author Information

Author(s): Lee Yun-Shien, Chao Angel, Chen Chun-Hou, Chou Tina, Wang Shih-Yee Mimi, Wang Tzu-Hao

Primary Institution: Ming Chuan University

Hypothesis

Can a parent-sibling tracing approach effectively identify meiotic crossover sites using SNP data?

Conclusion

The parent-sibling tracing approach allows for effective identification of meiotic recombination sites with fewer uninformative SNP regions.

Supporting Evidence

  • The PST approach identified fewer uninformative SNPs compared to the IBD method.
  • The mean number of maternal recombination events was approximately 1.67-fold higher than paternal events.
  • Recombination hotspots were positively correlated with certain repetitive elements.

Takeaway

This study shows how scientists can find where genes mix from parents to kids using a special method that looks at family data.

Methodology

The study used a parent-sibling tracing approach to analyze SNP data from two-generation pedigrees.

Limitations

The study relies on SNP data and may not capture all recombination events.

Participant Demographics

The study analyzed data from 853 families, including 1721 parents and 2145 siblings.

Statistical Information

P-Value

p<0.00001

Statistical Significance

p<10-10

Digital Object Identifier (DOI)

10.1186/1471-2164-12-434

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