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Related Experiment Videos

Mammalian genome targeting using site-specific recombinases.

Angel Luis García-Otín1, Florian Guillou

  • 1Laboratorio de Investigación Molecular, Instituto Aragonés de Ciencias de la Salud, Hospital Universitario Miguel Servet, Zaragoza, Spain. algarcia@salud.aragon.es

Frontiers in Bioscience : a Journal and Virtual Library
|September 9, 2005
PubMed
Summary

Site-specific recombinases enable precise genome engineering in mice, advancing functional genomics and the study of mammalian physiology. These tools allow for conditional and inducible genetic modifications, crucial for understanding complex biological questions and disease phenotypes.

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Area of Science:

  • Genetics
  • Molecular Biology
  • Genomics

Background:

  • Mice are the primary model for mammalian physiology studies.
  • Advances in gene transfer and targeting have enhanced mouse models.
  • Site-specific recombinases offer new genome engineering capabilities.

Purpose of the Study:

  • To review the application of site-specific recombinases in mouse genome manipulation.
  • To explore strategies for conditional and inducible genomic modifications.
  • To discuss recent model generation approaches using these techniques.

Main Methods:

  • Utilizing Cre and FLP recombinases for gene targeting.
  • Combining recombinases with systems like Tet-On/Off and siRNA.
  • Employing recombination-mediated cassette exchange.

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Main Results:

  • Site-specific recombinases facilitate precise, cell-specific, and time-controlled mutations.
  • These tools enable conditional gene targeting and transgene expression.
  • Sophisticated experimental designs are achievable for complex biological questions.

Conclusions:

  • Site-specific recombinases are powerful tools for mouse genome engineering.
  • They are essential for functional genomics, developmental studies, and disease modeling.
  • Continued innovation in recombinase technology will further advance genetic research.