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Related Experiment Videos

Genetical genomics: the added value from segregation.

R C Jansen1, J P Nap

  • 1Plant Research International BV, PO Box 16, NL-6700 AA, Wageningen, The Netherlands. r.c.jansen@plant.wag-ur.nl

Trends in Genetics : TIG
|June 22, 2001
PubMed
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Genetical genomics merges genomics and genetics for biological discovery. This approach uses expression profiling and genetic markers to unravel complex biological pathways.

Area of Science:

  • Genomics and Genetics
  • Systems Biology
  • Bioinformatics

Background:

  • Genome-wide expression profiling has advanced biology but often underutilizes genetic principles.
  • Genetics offers powerful tools for understanding biological variation and inheritance.

Purpose of the Study:

  • To introduce and define 'genetical genomics', a novel integrated approach.
  • To highlight the potential of combining genomics and genetics for biological pathway elucidation.

Main Methods:

  • Expression profiling of individuals within a segregating population.
  • Marker-based genetic fingerprinting of the same individuals.
  • Application of quantitative trait loci (QTL) statistical analysis methods.

Main Results:

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  • The proposed genetical genomics framework integrates two powerful biological disciplines.
  • This integration leverages existing statistical tools for genetic analysis.

Conclusions:

  • Genetical genomics offers a powerful paradigm for dissecting complex biological systems.
  • This approach is expected to significantly advance the understanding of metabolic, regulatory, and developmental pathways.