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Fragment tagging.

J H Zeilstra-Ryalls1, R L Somerville

  • 1Department of Biochemistry, Purdue University, West Lafayette, IN 47907.

Genetic Analysis, Techniques and Applications
|October 1, 1990
PubMed
Summary

Fragment tagging is a useful tactic for expediting DNA cloning and plasmid construction. This method simplifies isolating specific plasmid DNA molecules from mixed DNA pools.

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Area of Science:

  • Molecular Biology
  • Biotechnology

Background:

  • DNA cloning and plasmid construction are fundamental techniques in molecular biology.
  • Isolating specific plasmid DNA from mixed pools can be challenging, especially when present in small quantities.

Purpose of the Study:

  • To describe the fragment tagging tactic for DNA manipulation.
  • To highlight the advantages of fragment tagging in expediting cloning and plasmid construction.
  • To present variations of the fragment tagging concept.

Main Methods:

  • The study describes a technique called fragment tagging.
  • The method facilitates the isolation of specific plasmid DNA molecules.
  • Four illustrative examples of fragment tagging variations are provided.

Main Results:

  • Fragment tagging proves exceptionally useful in expediting DNA cloning.
  • The tactic effectively isolates specific plasmid DNA from mixed pools.
  • Variations of the fragment tagging concept are demonstrated through examples.

Conclusions:

  • Fragment tagging is an advantageous strategy for DNA cloning and plasmid construction.
  • The technique enhances the efficiency of isolating specific plasmid DNA.
  • The presented examples showcase the versatility of fragment tagging.

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