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Related Experiment Videos

Engineering chromosomal rearrangements in mice.

Y Yu1, A Bradley

  • 1Program in Developmental Biology, Department of Molecular and Human Genetics, Baylor College of Medicine, One Baylor Plaza, Houston, Texas 77030, USA.yyu@bcm.tmc.edu

Nature Reviews. Genetics
|October 5, 2001
PubMed
Summary

Chromosomal-engineering technology in mice, using gene targeting and Cre/loxP recombination, enables better modeling of human diseases. This advance also creates essential tools for large-scale mutagenesis and genome annotation.

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Area of Science:

  • Genetics
  • Genomics
  • Molecular Biology

Background:

  • Gene-targeting in mouse embryonic stem cells is a key technology.
  • The Cre/loxP site-specific recombination system is widely used in genetic engineering.
  • Chromosomal rearrangements are implicated in various human diseases.

Purpose of the Study:

  • To introduce chromosomal-engineering technology in mice.
  • To enable better modeling of human diseases associated with chromosomal rearrangements.
  • To generate novel genetic tools for large-scale mutagenesis and genome annotation.

Main Methods:

  • Utilizing gene-targeting in mouse embryonic stem cells.
  • Employing the Cre/loxP site-specific recombination system.
  • Developing visibly marked deletions and balancer chromosomes in mice.

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Main Results:

  • Emergence of advanced chromosomal-engineering technology in mice.
  • Creation of essential reagents for efficient large-scale mutagenesis.
  • Facilitation of functional annotation of mammalian genomes.

Conclusions:

  • Chromosomal-engineering technology significantly advances disease modeling.
  • This technology provides crucial tools for accelerating genomic research.
  • The methods developed will impact the functional annotation of mammalian and human genomes.