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Markers of human T cell subsets identified by alloantisera
Journal of Immunology (Baltimore, Md. : 1950)
|September 1, 1979
Summary
Researchers developed new antisera to identify human T lymphocyte subsets. These antisera target polymorphic cell surface components, potentially aiding in understanding T cell regulation and function.
Area of Science:
- Immunology
- Cell Biology
- Human Genetics
Background:
- Human T lymphocytes play crucial roles in immune regulation.
- Identifying specific T cell subsets is vital for understanding immune responses.
- Existing methods for T cell subset identification have limitations.
Purpose of the Study:
- To produce and characterize novel antisera that recognize specific subsets of human T lymphocytes.
- To investigate the polymorphic nature of cell surface components on T cells.
- To correlate the reactivity of these antisera with previously identified T cell subsets with regulatory functions.
Main Methods:
- Indirect fluorescence test and fluorescence-activated cell sorter (FACS) analysis.
- Planned immunizations using HLA-A and HLA-B compatible donors.
- Two-color fluorescence tests to confirm specificity.
Main Results:
- Successfully produced antisera that recognize specific human T lymphocyte subsets.
- Demonstrated that these antisera identify polymorphic cell surface components.
- Showed significant overlap between the reactive T cell subset and the JRA+ subset.
- Confirmed antisera specificity for T cells, with no significant anti-B cell activity.
Conclusions:
- Novel antisera can be generated to identify polymorphic T cell surface markers.
- These findings contribute to the characterization of T cell subsets with regulatory properties.
- The developed antisera offer a valuable tool for immunological research.