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Related Experiment Videos

Genetic dissection of retinal development

R W Williams1, R C Strom, G Zhou

  • 1Department of Anatomy and Neurobiology and the Center for Neuroscience, University of Tennessee, 855 Monroe Avenune, Memphis, TN 38163, USA.

Seminars in Cell & Developmental Biology
|July 17, 1998
PubMed
Summary
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Researchers are mapping genes influencing eye and retinal development using quantitative genetics. These quantitative trait loci (QTLs) may impact common eye disease susceptibility and are studied in diverse mouse models.

Area of Science:

  • Genetics
  • Developmental Biology
  • Ophthalmology

Background:

  • Retinal development is a complex process influenced by numerous genes, cellular, and environmental factors.
  • Quantitative variations in eye and retinal architecture are observed in normal individuals.
  • These variations may be linked to susceptibility to common eye diseases.

Purpose of the Study:

  • To map and characterize genes, known as quantitative trait loci (QTLs), responsible for variations in eye and retinal architecture.
  • To investigate the role of these QTLs in common eye disease susceptibility.
  • To demonstrate the application of quantitative genetic methods in understanding retinal development.

Main Methods:

  • Utilizing novel quantitative genetic methods to map quantitative trait loci (QTLs).

Related Experiment Videos

  • Analyzing various traits in diverse mouse populations, including inbred strains, recombinant inbred strains, wild mice, F1 hybrids, and intercross progeny.
  • Reviewing the approach and presenting specific examples of gene mapping and characterization.

    • Main Results:

    • Successfully mapped quantitative trait loci (QTLs) associated with variations in eye and retinal architecture.
    • Identified specific genes with well-defined functions in retinal development through QTL mapping.
    • Demonstrated the utility of quantitative genetics in dissecting complex traits in retinal development.

    Conclusions:

    • Quantitative genetic methods are effective for mapping genes that influence retinal development and architecture.
    • Identified QTLs provide insights into the genetic basis of normal variation and potential disease susceptibility.
    • This approach facilitates the characterization of genes critical for retinal development and function.