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Related Experiment Videos

Homeobox genes in mouse development.

C S Shashikant1, M F Utset, S M Violette

  • 1Dept. of Biology, Yale University, New Haven, CT 06511.

Critical Reviews in Eukaryotic Gene Expression
|January 1, 1991
PubMed
Summary
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Mouse homeobox genes, crucial for embryonic development, share similarities with Drosophila genes, suggesting evolutionary origins from gene duplication. These genes encode proteins regulating embryonic development and tissue-specific gene expression.

Area of Science:

  • Developmental Biology
  • Genetics
  • Evolutionary Biology

Background:

  • The homeobox sequence is conserved across evolutionarily distant organisms.
  • Mouse homeobox genes are extensively studied to understand embryonic development.
  • Genomic organization suggests evolutionary origins from gene duplication.

Purpose of the Study:

  • To investigate the role of mouse homeobox genes in embryonic development.
  • To explore the evolutionary conservation and function of homeobox genes.
  • To understand the regulatory networks involving homeobox genes.

Main Methods:

  • Comparative genomics of homeobox gene organization.
  • Analysis of homeobox gene expression patterns during embryonic development.

Related Experiment Videos

  • Functional studies on homeobox gene products as transcription factors.

    • Main Results:

    • Mouse homeobox genes exhibit genomic organization similar to Drosophila.
    • Homeobox genes encode proteins involved in embryonic positional value specification.
    • Diverged homeobox genes function as transcription factors regulating tissue-specific genes.
    • Spatially restricted expression of mouse homeobox genes is essential for development.

    Conclusions:

    • Homeobox genes play a critical role in embryonic development across species.
    • Evolutionary studies reveal conserved mechanisms of homeobox gene function.
    • Dysregulation of homeobox gene expression leads to developmental abnormalities.