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Updated: Jul 11, 2026
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Efficient Vascularization of Kidney Organoids through Intracelomic Transplantation in Chicken Embryos
Published on: February 17, 2023
Growing organs for transplantation from embryonic precursor tissues.
1Department of Immunology, Weizmann Institute of Science, Rehovot 76100, Israel. yair.reisner@weizmann.ac.il
Immunologic Research
|October 6, 2007
Summary
Transplanting embryonic pig organs at a specific developmental stage, termed
Area of Science:
- Developmental Biology
- Transplantation Immunology
- Regenerative Medicine
Background:
- Identifying optimal developmental stages for organ transplantation is crucial for successful engraftment and function.
- Embryonic tissues may possess reduced immunogenicity and enhanced regenerative potential compared to adult tissues.
Purpose of the Study:
- To determine the optimal window for organogenesis of embryonic pig kidney, liver, pancreas, and lung for transplantation.
- To evaluate the efficacy and safety of transplanting these embryonic tissues into mature recipients.
Main Methods:
- Transplantation of embryonic pig kidney, liver, pancreas, and lung tissues into mature recipients.
- Assessment of tissue growth, differentiation, vascularization, and function.
- Evaluation of tumorogenicity and immunogenicity of transplanted tissues.
Main Results:
- Embryonic pig kidney organogenesis demonstrated successful growth, differentiation, vascularization, and urine production.
- Transplanted embryonic tissues showed reduced immunogenicity and no evidence of tumorogenicity.
- E42 embryonic pig pancreatic tissue effectively induced normoglycemia in diabetic mice.
Conclusions:
- A specific developmental window exists for optimal organogenesis and transplantation of embryonic pig organs.
- Embryonic pig organ transplantation holds promise for treating organ failure and metabolic diseases like diabetes.
