Shotgun cloning of transposon insertions in the genome of Caenorhabditis elegans
2004

Mapping Transposon Insertions in C. elegans

Sample size: 351 publication Evidence: moderate

Author Information

Author(s): Alexander M. van der Linden, Ronald H. A. Plasterk

Primary Institution: Hubrecht Laboratory

Hypothesis

Can a transposon-based insertional mutagenesis screen effectively generate a large collection of C. elegans mutants?

Conclusion

The study successfully identified 351 new Tc1 transposon insertions in or near 219 predicted C. elegans genes.

Supporting Evidence

  • 351 new Tc1 transposons were identified in or near 219 predicted C. elegans genes.
  • The approach can generate a large-scale collection of C. elegans mutants.
  • More than one-third of the insertions are expected to be in coding and intronic sequences.

Takeaway

The researchers found a way to create many new mutant worms by inserting pieces of DNA into their genes, which helps us understand how those genes work.

Methodology

The study used a mutator strain and a transposon display protocol to identify and map transposon insertions in C. elegans.

Limitations

The method may not detect all insertions due to the lower resolution of agarose gels compared to polyacrylamide gels.

Digital Object Identifier (DOI)

10.1002/cfg.392

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