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Using Phylogenetic Analysis to Investigate Eukaryotic Gene Origin
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Published on: August 14, 2018

The link between segregation and phylogenetic diversity.

David Bryant1, Steffen Klaere

  • 1Department Mathematics and Statistics, Allan Wilson Center for Molecular Ecology and Evolution, University of Otago, P.O. Box 56, Dunedin 9054, New Zealand. david.bryant@otago.ac.nz

Journal of Mathematical Biology
|February 22, 2011
PubMed
Summary
This summary is machine-generated.

We developed a new method connecting phylogenetic diversity and genetic variation. This transform links two key biodiversity measures, aiding evolutionary studies.

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Area of Science:

  • Evolutionary Biology
  • Biodiversity Science
  • Population Genetics

Background:

  • Species diversity is measured using various metrics.
  • Phylogenetic diversity and site frequency spectrum are key metrics.
  • These metrics are often studied independently.

Purpose of the Study:

  • To derive a mathematical transform linking phylogenetic diversity and expected proportions of segregating sites.
  • To provide a unified framework for analyzing biodiversity.
  • To bridge research from distinct scientific communities.

Main Methods:

  • Developed an invertible transform based on a bi-allelic, symmetric, finite site model of substitution.
  • The transform is independent of the underlying phylogenetic tree structure.
  • Utilized principles similar to the Hadamard transform.

Main Results:

  • Established a direct mathematical link between phylogenetic diversity and expected proportions of segregating sites.
  • Demonstrated the transform's independence from specific phylogenetic details.
  • Showcased the transform's applicability across different evolutionary models.

Conclusions:

  • The derived transform offers a novel way to integrate phylogenetic and genetic variation data.
  • This work unifies previously disparate approaches to biodiversity assessment.
  • Facilitates cross-disciplinary research in evolutionary biology and conservation.