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Efficient incorporation of transfected blastodermal cells into chimeric chicken embryos
R A Fraser1, R S Carsience, M E Clark
1Department of Animal and Poultry Science, University of Guelph, Ontario, Canada.
The International Journal of Developmental Biology
|September 1, 1993
Summary
Researchers developed a method to create transgenic chimeric chickens by transfecting blastodermal cells with a lacZ gene. This technique is crucial for developmental studies and producing transgenic poultry.
Area of Science:
- Developmental Biology
- Transgenic Technology
- Cell Biology
Background:
- Transgenic chimeric chickens are valuable for research and producing transgenic birds.
- Efficiently incorporating transfected cells into chimeras is essential for this process.
Purpose of the Study:
- To establish a reliable method for generating transgenic chimeric chickens.
- To optimize the transfection and chimeric formation process using blastodermal cells.
Main Methods:
- Blastodermal cells were isolated from stage X embryos and dissociated.
- Cells were transfected using lipofection with a pmiwZ plasmid containing a lacZ gene.
- Transfected cells were cultured or injected into recipient embryos to form chimeras.
Main Results:
- The study details the successful isolation and transfection of chicken blastodermal cells.
- The methodology for creating chimeric embryos using these transfected cells is described.
- The process involves lipofection and subsequent injection into irradiated recipient embryos.
Conclusions:
- This study provides a foundational method for creating transgenic chimeric chickens.
- The described technique facilitates developmental studies and the production of transgenic poultry.
- Optimized cell transfection and chimera formation are key to advancing transgenic chicken research.