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A Bioinformatics Pipeline for Investigating Molecular Evolution and Gene Expression using RNA-seq
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The molecular ecologist's guide to expressed sequence tags.

Amy Bouck1, Todd Vision

  • 1Department of Biology, Box 90338, Duke University, Durham, NC 27708, USA. bouck@duke.edu

Molecular Ecology
|February 20, 2007
PubMed
Summary

Expressed sequence tags (ESTs) are valuable tools in molecular ecology, enabling gene discovery and evolutionary studies. Advances in sequencing technology will increase their use in ecological research.

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Area of Science:

  • Genomics and bioinformatics applications in ecology and evolution.

Background:

  • Expressed sequence tags (ESTs) link genomics with molecular ecology by providing access to an organism's gene space.
  • ESTs have been instrumental in advancing molecular ecology research over recent years.

Purpose of the Study:

  • To review the diverse applications of ESTs in molecular ecology.
  • To highlight the role of ESTs in designing molecular markers, studying gene expression and selection, identifying adaptive genes, and understanding gene/genome evolution.

Main Methods:

  • Review of existing literature on EST applications in molecular ecology.
  • Analysis of how EST data facilitates various molecular and evolutionary studies.

Main Results:

  • ESTs have been successfully used for designing molecular markers.
  • ESTs enable genome-wide gene expression and selection studies.
  • ESTs aid in identifying candidate genes for adaptation and studying gene family evolution.

Conclusions:

  • ESTs are a powerful resource for molecular ecology, bridging genomics and ecological questions.
  • Rapid advancements in sequencing technologies will drive increased development and utilization of EST collections by molecular ecologists.
  • Future efforts should focus on EST resource development tailored for molecular ecology research.