Generation and analysis of ESTs from the eastern oyster, Crassostrea virginica Gmelin and identification of microsatellite and SNP markers
2007

Study of Eastern Oyster Gene Resources

Sample size: 6533 publication Evidence: high

Author Information

Author(s): Quilang Jonas, Wang Shaolin, Li Ping, Abernathy Jason, Peatman Eric, Wang Yongping, Wang Lingling, Shi Yaohua, Wallace Richard, Guo Ximing, Liu Zhanjiang

Primary Institution: Auburn University

Hypothesis

The study aims to construct a normalized cDNA library for efficient EST analysis and to identify microsatellite and SNP markers in the eastern oyster.

Conclusion

The study successfully constructed a high-quality normalized cDNA library and identified numerous unique ESTs, microsatellite, and SNP markers.

Supporting Evidence

  • A total of 6,528 clones were sequenced, generating 5,542 high-quality EST sequences.
  • Cluster analysis indicated the presence of 635 contigs and 4,053 singletons.
  • 46% of unique ESTs had significant hits to the non-redundant protein database.

Takeaway

Researchers created a special library of oyster genes to help understand and improve oyster populations, finding many new gene markers in the process.

Methodology

The study involved constructing a normalized cDNA library from various oyster tissues, sequencing ESTs, and analyzing them for microsatellites and SNPs.

Limitations

The study's putative SNPs may include sequencing errors due to the lack of quality scores for all ESTs.

Digital Object Identifier (DOI)

10.1186/1471-2164-8-157

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