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Detection of intracellular cytokines
Nancy L Reinsmoen1, Chih-Hung Lai
1HLA Laboratory, Cedars-Sinai Medical Center, Los Angeles, CA, USA.
Insights
The intracellular cytokine method enables detailed analysis of T cells using flow cytometry. This technique precisely identifies the source of cytokine production within specific cell populations.
Area of Science:
- Immunology
- Cell Biology
Background:
- Flow cytometry is a powerful tool for analyzing immune cells.
- Understanding cytokine production is crucial for studying immune responses.
Purpose of the Study:
- To describe the intracellular cytokine staining method for T cell analysis.
- To highlight its utility in identifying cytokine-producing cell populations.
Main Methods:
- Cells are activated and stained for surface markers.
- Cells are fixed and permeabilized for intracellular cytokine staining.
- Flow cytometry is used for multiparametric readout and phenotyping.
Main Results:
- Precise phenotyping of responding T cells is achieved.
- The cellular origin of accumulated cytokine products is identified.
Conclusions:
- Intracellular cytokine staining is an effective method for detailed T cell analysis.
- This technique allows for accurate identification of cytokine-producing cells.
Abstract:
The intracellular cytokine method allows for a multiparametric readout by flow cytometry with precise phenotyping of the responding T cells. The intracellular cytokine staining of cells that have been fixed and permeabilized following a short-term activation and staining with antibodies to cell surface markers allows for identification of the cellular origin of the cytokine accumulated product.
