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Updated: Aug 11, 2026

A Method For Production of Recombinant mCD1d Protein in Insect Cells.
Published on: December 11, 2007
CD1 and lipid antigens: intracellular pathways for antigen presentation
J Jayawardena-Wolf1, A Bendelac
1Department of Molecular Biology, Schultz Laboratory, Room 416, Princeton University, Washington Road, Princeton, NJ 08544, USA.
The CD1 family of MHC-like molecules presents lipid antigens to T cells by sampling various cellular compartments. These molecules may have evolved to detect membrane lipid integrity or present microbial lipids to diverse T cell types.
Area of Science:
- Immunology
- Molecular Biology
Background:
- The CD1 family comprises MHC-like molecules involved in antigen presentation.
- Different CD1 members localize to distinct intracellular compartments.
Purpose of the Study:
- To elucidate the roles of CD1 molecules in lipid antigen presentation.
- To explore the evolutionary significance of CD1 in monitoring cellular lipids and microbial antigens.
Main Methods:
- Analysis of CD1 protein localization within intracellular compartments.
- Investigation of T cell responses to lipid antigens presented by CD1.
Main Results:
- CD1 molecules exhibit differential intracellular trafficking.
- CD1-mediated presentation of lipid and glycolipid antigens to T cells has been demonstrated.
Conclusions:
- CD1 molecules play a crucial role in presenting lipid antigens to T cells.
- CD1 may function in surveillance of membrane lipid homeostasis and in recognizing microbial lipids via alpha beta and gamma delta T cells.
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