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Economical and Efficient Protocol for Isolating and Culturing Bone Marrow-derived Dendritic Cells from Mice
Published on: July 1, 2022
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Economical and Efficient Protocol for Isolating and Culturing Bone Marrow-derived Dendritic Cells from Mice
Huiqin Tang1, Hui Xie1, Zhun Wang1
1Tianjin Institute of Urology, The Second Hospital of Tianjin Medical University.
Journal of Visualized Experiments : Jove
|July 18, 2022
Summary
This study presents an efficient method for isolating dendritic cells (DCs) from mouse bone marrow. The protocol yields high-purity DCs using a lower cytokine dose, simplifying immunology research.
Area of Science:
- Immunology
- Cell Biology
- Biotechnology
Background:
- Dendritic cells (DCs) are crucial immune cells, but their rarity necessitates efficient isolation methods.
- Traditional DC isolation from bone marrow (BM) requires high cytokine doses (GM-CSF/IL-4 >10 ng/mL), proving complex and costly.
Purpose of the Study:
- To develop a simplified and cost-effective protocol for high-yield dendritic cell isolation.
- To optimize the culture conditions for DC differentiation from mouse bone marrow cells.
Main Methods:
- Utilized allogeneic bone marrow cells cultured with a reduced dose (10 ng/mL) of granulocyte-macrophage colony-stimulating factor/interleukin-4 (GM-CSF/IL-4).
- Implemented 3-4 half-culture exchanges over a 7-day culture period.
- Harvested CD11c+ cells (DCs) from mouse femurs.
Main Results:
- Achieved up to 2.7 x 10^7 CD11c+ cells (DCs) per mouse with 80%-95% purity.
- Observed increased expression of CD11c, CD80, and MHC II after 10 days.
- Cell numbers peaked at 7 days, with a rapid 10-minute bone marrow cell harvest.
Conclusions:
- This protocol provides a high yield of pure dendritic cells from mouse bone marrow using a simplified, lower-cost method.
- The optimized culture conditions support DC maturation and function, advancing immunology research accessibility.
