Rapid SNP Discovery and Genetic Mapping Using Sequenced RAD Markers
2008

Rapid SNP Discovery and Genetic Mapping Using Sequenced RAD Markers

Sample size: 96 publication 10 minutes Evidence: high

Author Information

Author(s): Nathan A. Baird, Paul D. Etter, Tressa S. Atwood, Mark C. Currey, Anthony L. Shiver, Zachary A. Lewis, Eric U. Selker, William A. Cresko, Eric A. Johnson

Primary Institution: Institute of Molecular Biology, University of Oregon

Hypothesis

There remains a need for a simple, inexpensive platform that allows high-density SNP discovery and genotyping in large populations.

Conclusion

The RAD sequencing approach allows for rapid SNP discovery and genetic mapping in various organisms.

Supporting Evidence

  • The RAD sequencing method identified more than 13,000 SNPs.
  • The study successfully mapped traits in two model organisms.
  • The approach allows for high-throughput genotyping of large populations.

Takeaway

Scientists found a quick way to discover genetic markers and map traits in fish and fungi using a new DNA sequencing method.

Methodology

The study used RAD sequencing to identify SNPs and map traits in two model organisms, threespine stickleback and Neurospora crassa.

Limitations

The study may not be applicable to organisms without a reference genome.

Participant Demographics

The study involved threespine stickleback fish from Alaskan populations and Neurospora crassa strains.

Statistical Information

P-Value

0.0007

Statistical Significance

p<0.0007

Digital Object Identifier (DOI)

10.1371/journal.pone.0003376

Want to read the original?

Access the complete publication on the publisher's website

View Original Publication