简介：
Overview
This protocol provides detailed instructions for establishing murine small intestine organoids and isolating type-1 innate lymphoid cells. It facilitates the study of bi-directional interactions between intestinal epithelial cells and type-1 innate lymphoid cells.
Key Study Components
Area of Science
- Neuroscience
- Immunology
- Cell Biology
Background
- This protocol offers a significant tool to study interactions between intestinal immune cells and the epithelium.
- It helps dissect how these interactions regulate intestinal homeostasis and inflammation.
- The system has been used to determine the role of ILC1 in the expansion of CD44-positive epithelial crypts.
- It has potential applications in understanding inflammation-mediated gastrointestinal diseases.
Purpose of Study
- To establish a controlled in vitro model for studying epithelial and immune biology.
- To explore the interactions between intestinal epithelial cells and type-1 innate lymphoid cells.
- To advance understanding of gastrointestinal diseases.
Methods Used
- Preparation of thermal cross-linking basal extracellular matrix.
- Thawing and pre-warming of tissue culture-treated plates.
- Passaging of organoids using advanced DMEM F12.
- Harvesting organoids into a 15-milliliter tube.
Main Results
- Establishment of a robust model for studying intestinal interactions.
- Insights into the role of ILC1 in epithelial crypt expansion.
- Potential advancements in understanding gastrointestinal inflammation.
- Enhanced experimental control in studying immune and epithelial biology.
Conclusions
- This protocol provides a valuable framework for future research.
- It allows for detailed investigation of intestinal immune responses.
- It contributes to the understanding of mechanisms underlying gastrointestinal diseases.
What are murine small intestine organoids?
Murine small intestine organoids are 3D structures derived from mouse intestinal tissue that mimic the architecture and function of the intestine.
How do type-1 innate lymphoid cells interact with epithelial cells?
Type-1 innate lymphoid cells interact with epithelial cells to regulate immune responses and maintain intestinal homeostasis.
What is the significance of studying these interactions?
Understanding these interactions can provide insights into the mechanisms of intestinal inflammation and related diseases.
What advantages does this protocol offer?
The protocol offers experimental control and a reductionist model to study complex biological interactions in vitro.
Can this model be used for drug testing?
Yes, this model can be utilized for testing the effects of drugs on intestinal immune responses and epithelial function.
How can I access the full transcript of the protocol?
The full transcript is available through the JoVE platform, which provides access to thousands of scientific videos.
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