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Isolation and Genome Analysis of Single Virions using 'Single Virus Genomics'
Published on: May 26, 2013
Analysis of population structures of viral isolates using single-strand conformation polymorphism method
Agnès Delaunay1, Mathieu Rolland, Emmanuel Jacquot
1INRA, Agrocampus Rennes, Le Rheu, France.
Methods in Molecular Biology (Clifton, N.J.)
|March 24, 2009
Summary
Single-strand conformation polymorphism (SSCP) identifies genetic variations in viral populations. This cost-effective method analyzes small genomic regions, offering an alternative to sequencing for detecting nucleotide differences.
Area of Science:
- Molecular Biology
- Virology
- Genetics
Background:
- Analyzing viral populations requires individual genetic characterization.
- Traditional cloning and sequencing are expensive and time-consuming.
- Single-strand conformation polymorphism (SSCP) offers an alternative for genetic difference identification.
Purpose of the Study:
- To describe the single-strand conformation polymorphism (SSCP) procedure for viral sequence analysis.
- To demonstrate SSCP's utility in identifying genetic variations in viral populations.
- To present SSCP as a cost-effective alternative to sequencing.
Main Methods:
- Detailed description of the complete SSCP procedure.
- Application of SSCP to a 500-base region of the barley yellow dwarfvirus-PAV (BYDV-PAV) genome.
- Includes nucleic acid extraction, RT-PCR, DNA quantification, gel electrophoresis, and staining.
Main Results:
- SSCP successfully identified genetic differences within the BYDV-PAV target region.
- SSCP patterns correlated with single nucleotide variations under specific experimental conditions.
- The described SSCP protocol is effective for analyzing small genomic regions.
Conclusions:
- SSCP is a valuable technique for analyzing genetic diversity in viral populations.
- It provides a cost-effective and efficient alternative to traditional sequencing methods.
- The study provides a comprehensive guide to implementing SSCP for viral genomics.
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