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Related Experiment Videos

Single-strand conformation polymorphism analysis using capillary array electrophoresis for large-scale mutation

Lars Allan Larsen1, Cathrine Jespersgaard, Paal Skytt Andersen

  • 1Wilhelm Johannsen Centre for Functional Genome Research, Department of Cellular and Molecular Medicine, University of Copenhagen, Blegdamsvej 3, DK-2200, Copenhagen, Denmark.

Nature Protocols
|June 5, 2007
PubMed
Summary
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This study presents capillary array electrophoresis single-strand conformation polymorphism (CAE-SSCP), a method for detecting genetic mutations. This technique identifies 98% of mutations, aiding in the determination of genetic variation across organisms.

Area of Science:

  • Genetics
  • Molecular Biology
  • Biotechnology

Background:

  • Mutation detection is crucial for understanding genetic variation and disease.
  • Existing methods may have limitations in sensitivity or throughput.
  • Capillary array electrophoresis single-strand conformation polymorphism (CAE-SSCP) offers a potential solution.

Purpose of the Study:

  • To describe a detailed protocol for CAE-SSCP.
  • To establish CAE-SSCP as a reliable method for mutation screening.
  • To enable high-throughput genetic variation analysis.

Main Methods:

  • DNA purification and PCR amplification with fluorescent primers.
  • Heat denaturation of double-stranded DNA to generate single strands.
  • Capillary electrophoresis analysis of single-stranded DNA fragments.

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Main Results:

  • The CAE-SSCP method demonstrates high sensitivity, detecting 98% of mutations.
  • The protocol allows for screening of up to 768 multiplex samples in 3 days.
  • The method is applicable to diverse organisms for genetic variation studies.

Conclusions:

  • CAE-SSCP is an effective and efficient method for broad mutation screening.
  • This protocol facilitates comprehensive genetic variation analysis.
  • The technique provides a robust platform for identifying genetic differences.