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Transient Transduction of the Strobilated Forms of Echinococcus granulosus
Published on: September 16, 2022
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Genetic variability and haplotypes of Echinococcus isolates from Tunisia
Belgees Boufana1, Samia Lahmar2, Waël Rebaï3
1Ecosystems and Environment Research Centre, School of Environment and Life Sciences, University of Salford, Salford, M5 4WT, UK B.Boufana@salford.ac.uk.
Transactions of the Royal Society of Tropical Medicine and Hygiene
|September 13, 2014
Summary
This study identified Echinococcus granulosus sensu stricto, Echinococcus canadensis, and Echinococcus equinus in various hosts. Donkeys showed significant genetic variation in Echinococcus granulosus, warranting further epidemiological investigation.
Area of Science:
- Veterinary Parasitology
- Molecular Epidemiology
- Public Health
Background:
- Investigated Echinococcus species/genotypes in intermediate, canid, and human hosts.
- Examined intraspecific variation and population structure of Echinococcus granulosus sensu lato (s.l.).
Purpose of the Study:
- To characterize Echinococcus species and genetic diversity in various hosts.
- To understand the population structure of Echinococcus granulosus s.l. in different hosts.
Main Methods:
- Analyzed 174 Echinococcus isolates from humans, ungulates, dogs, and jackals.
- Used genomic DNA to amplify mitochondrial (cox1) and nuclear (ef1a) gene fragments.
Main Results:
- Identified E. granulosus sensu stricto, E. canadensis (G6), and E. equinus across host species.
- First report of fertile cysts of E. granulosus (s.s.) and E. equinus in equids.
- Significant genetic variation in cox1 sequences of E. granulosus (s.s.) from donkeys.
Conclusions:
- Donkeys harbor genetically distinct E. granulosus populations.
- The role of donkeys in echinococcosis epidemiology in Tunisia needs further study.
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