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Updated: Jun 15, 2026
06:25
Analysis of Simian Immunodeficiency Virus-specific CD8+ T-cells in Rhesus Macaques by Peptide-MHC-I Tetramer Staining
Published on: December 23, 2016
MHC-based detection of antigen-specific CD8+ T cell responses
Sine Reker Hadrup1, Ton N Schumacher
1Department of Hematology, Center for Cancer Immune Therapy, CCIT, University Hospital Herlev, Herlev, Denmark. sireha02@heh.regionh.dk
Cancer Immunology, Immunotherapy : CII
|February 24, 2010
Summary
New multicolour flow cytometry methods enable parallel analysis of T cell reactivity against numerous epitopes. This combinatorial encoding strategy aids in identifying T cell epitopes and monitoring immune responses using limited biological samples.
Area of Science:
- Immunology
- Biotechnology
Background:
- Adaptive immunity's ability to recognize diverse antigens is crucial.
- Developing technologies to capture this antigen diversity is of significant interest.
Purpose of the Study:
- To introduce novel methods for parallel analysis of T cell reactivity against a wide range of epitopes.
- To enable detection of numerous antigen-specific T cell populations within limited biological material.
Main Methods:
- Utilizing differentially labeled MHC multimers for joint binding on T cell surfaces.
- Implementing a 'combinatorial encoding' strategy to assign unique multicolour codes to T cell populations.
- Employing multicolour flow cytometry for parallel T cell epitope analysis.
Main Results:
- Successfully demonstrated the parallel analysis of T cell reactivity against a vast number of different epitopes.
- Enabled the detection of at least 25 different T cell populations per sample.
- Provided a unique multicolour code for each antigen-specific T cell population.
Conclusions:
- The developed combinatorial encoding strategy is valuable for T cell epitope identification.
- This technology holds broad potential for immunomonitoring applications.
- Offers a powerful tool for dissecting adaptive immune responses.
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Overview
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