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Updated: Jun 28, 2026
Analysis of Simian Immunodeficiency Virus-specific CD8+ T-cells in Rhesus Macaques by Peptide-MHC-I Tetramer Staining
Published on: December 23, 2016
[The virogenic status of cultured continuous simian lymphoid cells and their immunophenotypical characteristics]
Insights
This study identified diverse B- and T-cell markers in simian lymphoid cultures, some co-expressing both. Researchers also detected simian lymphotropic viruses, exploring potential links between cell types and viral replication.
Area of Science:
- Immunology
- Virology
- Cell Biology
Context:
- Continuous simian lymphoid cultures are valuable models for studying cellular and viral interactions.
- Understanding simian immune cells and associated viruses is crucial for comparative immunology and disease research.
Purpose:
- To immunophenotype simian lymphoid cultures using human B- and T-cell markers.
- To detect and identify simian lymphotropic viruses within these cultures.
- To investigate potential correlations between lymphoid cell types and viral presence.
Summary:
- Immunophenotyping via enzyme immunoassay and flow cytofluorometry revealed varied expression of B- and T-cell antigens in simian lymphoid cultures.
- Lymphoblasts exhibiting simultaneous B- and T-cell markers were observed.
- Polymerase chain reaction confirmed the presence of EBV-like and STLV-1 retroviruses, individually or concurrently.
Impact:
- Provides insights into the cellular composition of simian lymphoid cultures.
- Highlights the potential for co-infection or co-occurrence of different simian viruses.
- Lays groundwork for further research into host-virus relationships in simian models.
Abstract:
Immunophenotyping of cultured continuous simian lymphoid cultures using a panel containing monoclonal antibodies to human B- and T-cell antigens has been carried out, by employing enzyme immunoassay and flow cytofluorometry. The test cultures showed a wide variety of cells containing B- and T-cell antigens with their varying expression. The cultures were also found to comprise lymphoblasts simultaneously containing B- and T-cell markers. Simian lymphotropic viruses, such as EBV-like and STLV-1 retrovirus, detected apart or simultaneously, have been verified by polymerase chain reaction. Whether there is a possible relationship between the type of cells in the culture and the type of their replicating virus(es) is discussed in the paper.
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