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Updated: Jun 24, 2026
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Nucleofection and In Vivo Propagation of Chicken Eimeria Parasites
Published on: February 14, 2020
Validation of Random Transgene Integration and Expression in Eimeria Parasites
Yingying Sun1, Yuehui Liu2, Xianyong Liu1
1State Key Laboratory of Veterinary Public Health Security, Key Laboratory of Animal Epidemiology and Zoonosis of Ministry of Agriculture, National Animal Protozoa Laboratory & College of Veterinary Medicine, China Agricultural University.
Journal of Visualized Experiments : Jove
|June 22, 2026
Summary
This study presents a robust workflow for validating transgenic Eimeria parasites, confirming gene insertion and protein expression. These methods ensure reliable transgenic Eimeria lines for research and vaccine development.
Area of Science:
- Parasitology
- Molecular Biology
- Genomics
Background:
- Transgenic parasites are crucial for studying gene function and developing vaccines.
- Reliable validation methods are needed to confirm stable integration and expression of foreign genes in Eimeria parasites.
Purpose of the Study:
- To establish a comprehensive protocol for validating transgenic Eimeria tenella.
- To ensure accurate confirmation of transgene insertion and protein expression in Eimeria parasites.
Main Methods:
- Genomic DNA extraction and PCR amplification for preliminary verification.
- Whole-genome resequencing to confirm integration and stability.
- Western blotting and indirect immunofluorescence assay (IFA) to detect protein expression and localization.
Main Results:
- The described workflow successfully verifies transgene integration into the Eimeria genome.
- Protein expression and intracellular localization of the recombinant protein are confirmed.
- The methods provide a reproducible framework for validating transgenic Eimeria lines.
Conclusions:
- This validated workflow ensures reliable confirmation of genomic integration and protein expression in transgenic Eimeria.
- The protocol supports downstream applications in genetic manipulation, functional genomics, and vaccine development for Eimeria parasites.
