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Pedigree Analysis

Pedigree Analysis

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Evolutionary Relationships through Genome Comparisons

Evolutionary Relationships through Genome Comparisons

Genome comparison is one of the excellent ways to interpret the evolutionary relationships between organisms. The basic principle of genome comparison is that if two species share a common feature, it is likely encoded by the DNA sequence conserved between both species. The advent of genome sequencing technologies in the late 20th century enabled scientists to understand the concept of conservation of domains between species and helped them to deduce evolutionary relationships across diverse...

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Related Experiment Video

Updated: Jul 4, 2025

A Practical Guide to Phylogenetics for Nonexperts

A Practical Guide to Phylogenetics for Nonexperts

Published on: February 5, 2014

PERSEUS: an interactive and intuitive web-based tool for pedigree visualization.

Nicole Pradas¹, Federico Jurado-Ruiz¹, Carles Onielfa^1,2

¹Centre for Research in Agricultural Genomics (CRAG), Cerdanyola del Vallès (Bellaterra), 08193 Barcelona, Spain.

Bioinformatics (Oxford, England)

|February 4, 2024

Summary

PERSEUS is a new web-based tool for visualizing genetic relationships. It helps breeders and scientists explore traits and genetic diversity in breeding programs and germplasms.

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Area of Science:

Genetics and Bioinformatics
Plant Breeding
Evolutionary Biology

Background:

Pedigree-based analyses are crucial for understanding genetic relationships in breeding programs.
Current lineage visualization tools are limited for public display, exploration, and trait tracing.
Decoding inherited traits and genotypic variability is key for genomic selection.

Purpose of the Study:

To introduce PERSEUS, a user-friendly, interactive web-based tool for pedigree visualization.
To overcome limitations of existing lineage visualization methods.
To facilitate exploration of phenotypic traits along pedigrees.

Main Methods:

PERSEUS utilizes directed graph networks with a force-repulsion layout for visualization.
The tool is web-based, ensuring user-friendliness and accessibility.
It allows seamless searching and downloading of phenotypic traits.

Main Results:

PERSEUS provides intuitive and interactive pedigree visualizations.
The tool showcases individual relationships among accessions effectively.
Phenotypic traits can be easily searched and downloaded along the pedigrees.

Conclusions:

PERSEUS is a valuable tool for breeders and scientists.
It enhances evolutionary, genealogy, and diversity analyses.
The tool offers improved exploration of genetic relationships and traits.