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From barcodes to genomes: extending the concept of DNA barcoding
Eric Coissac1,2, Peter M Hollingsworth3, Sébastien Lavergne1,2
1CNRS, LECA, F-38000, Grenoble, France.
Molecular Ecology
|January 29, 2016
Summary
DNA barcoding advances biodiversity science by creating species databases. Extended DNA barcoding using genome skimming offers new genomic data opportunities for enhanced species identification.
Area of Science:
- Biodiversity science
- Genomics
- Molecular biology
Background:
- DNA barcoding has significantly impacted biodiversity science, improving species identification and understanding of diversity patterns.
- Advancements in next-generation sequencing and decreasing genome sequencing costs present opportunities to expand DNA barcoding.
Purpose of the Study:
- To explore the benefits and capacity of extending DNA barcoding to new genomic data types.
- To identify constraints and barriers for scalable implementation of extended DNA barcoding.
Main Methods:
- Utilizing next-generation sequencing technologies.
- Applying genome skimming techniques for extended DNA barcoding.
- Building a comprehensive DNA barcode reference library of life.
Main Results:
- Demonstrated benefits and capacity for extended DNA barcoding using genomic data.
- Identified challenges and limitations for widespread scalability.
- Proposed a dual approach for advancing DNA barcoding.
Conclusions:
- A twin-track approach is recommended: continue standard DNA barcode library development and actively develop extended barcoding using genome skimming.
- Extended DNA barcoding holds significant potential to augment standard approaches for species identification and biodiversity assessment.
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