A major zebrafish polymorphism resource for genetic mapping
2007

Zebrafish Polymorphism Resource for Genetic Mapping

Sample size: 40 publication Evidence: high

Author Information

Author(s): Bradley Kevin M, Elmore J Bradford, Breyer Joan P, Yaspan Brian L, Jessen Jason R, Knapik Ela W, Smith Jeffrey R

Primary Institution: Vanderbilt University School of Medicine

Hypothesis

Can we create a comprehensive resource of genetic polymorphisms in zebrafish to facilitate positional cloning?

Conclusion

The study identified 645,088 candidate polymorphisms in zebrafish, providing a valuable resource for genetic mapping.

Supporting Evidence

  • The study identified 645,088 candidate polymorphisms in zebrafish.
  • A SNP validation rate of 71% to 86% was observed.
  • Half of the polymorphisms were positioned on zebrafish genetic and physical maps.

Takeaway

Researchers found a lot of tiny differences in zebrafish DNA that can help them understand how genes work and find out what makes zebrafish special.

Methodology

The study involved screening finished BAC sequences for polymorphisms and validating them through genotyping.

Potential Biases

Potential bias due to the reliance on a single strain for SNP discovery.

Limitations

The study primarily focused on the TU strain, which may not represent the genetic diversity of all zebrafish strains.

Participant Demographics

Zebrafish from the TU strain and three partially inbred strains.

Digital Object Identifier (DOI)

10.1186/gb-2007-8-4-r55

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