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GenoFrag: software to design primers optimized for whole genome scanning by long-range PCR amplification
Nouri Ben Zakour1, Michel Gautier, Rumen Andonov
1Laboratoire d'Hygiène Alimentaire, UMR STLO, Institut National de la Recherche Agronomique, Ecole Nationale Supérieure Agronomique, 65 rue de Saint Brieuc, CS84215, 35042 Rennes cedex, France.
We developed GenoFrag software to design primers for whole genome PCR scanning, enabling analysis of bacterial genome plasticity. This method accurately reveals genome diversity in Staphylococcus aureus, a significant public health threat.
Area of Science:
- Genomics
- Molecular Biology
- Bioinformatics
Background:
- Genome plasticity analysis is crucial for understanding bacterial evolution and pathogenicity.
- Whole genome PCR scanning offers a method to assess genome diversity but requires optimized primer design.
Purpose of the Study:
- To develop GenoFrag, a software tool for designing primers for whole genome scanning via long-range PCR.
- To analyze the genome plasticity of Staphylococcus aureus using this novel approach.
Main Methods:
- Developed GenoFrag software for primer design tailored to long-range PCR whole genome scanning.
- Generated primer sets from the Staphylococcus aureus N315 reference strain genome.
- Experimentally validated primer sets by amplifying specific chromosomal fragments using long-range PCR.
Main Results:
- GenoFrag successfully designed primers for whole genome amplification of Staphylococcus aureus.
- Experimental validation confirmed the amplification of approximately 10 kb fragments.
- The developed method demonstrated robustness and reliability for primer design.
Conclusions:
- GenoFrag is a reliable tool for designing primers for whole genome PCR scanning.
- Whole genome PCR scanning is a viable strategy for analyzing genome diversity in Staphylococcus aureus.
- This approach has significant implications for public health due to the prevalence of S. aureus.
