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EWET: Data collection and interface for the genetic analysis of Echinococcus multilocularis based on EmsB
Jenny Knapp1, Sylvie Damy1, Jonathan Brillaud1
1Laboratoire Chrono-environnement UMR CNRS 6249, University Bourgogne Franche-Comté, Besançon, France.
Plos One
|October 4, 2017
Summary
Molecular epidemiology using the EmsB marker reveals Echinococcus multilocularis genetic diversity. The EWET project provides an open-access database to track parasite dispersion and inform control strategies.
Area of Science:
- Molecular Epidemiology
- Parasitology
- Genetics
Background:
- Understanding organismal evolution and dispersion relies on molecular epidemiology.
- Biological diversity of Echinococcus multilocularis has been explored using morphological and molecular approaches.
- The microsatellite marker EmsB has proven effective in revealing high genetic diversity where other markers failed.
Purpose of the Study:
- To investigate the biological diversity of Echinococcus multilocularis using molecular markers.
- To establish a comprehensive, open-access database for Echinococcus multilocularis genetic data.
- To facilitate a better understanding of parasite dispersion and transmission patterns for control.
Main Methods:
- Utilized the tandemly repeated multilocus microsatellite EmsB marker for genetic analysis.
- Collected EmsB data from 1,166 isolates across Europe, Asia, and North America since 2006.
- Developed the Echinococcus Typing (EWET) website with a PostgreSQL database for data management and online analysis.
Main Results:
- Achieved high genetic diversity resolution for Echinococcus multilocularis using the EmsB marker.
- Compiled a substantial dataset of isolates from various hosts and geographical locations.
- Created an accessible online platform for data sharing, genetic analysis, and distribution mapping.
Conclusions:
- The EmsB marker is a powerful tool for studying Echinococcus multilocularis genetic diversity.
- The EWET project provides a valuable resource for researchers studying parasite epidemiology.
- Improved understanding of parasite dispersion is crucial for developing effective control strategies.

