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The Great Recession is remembered by most economists as a period of
T-cell Receptors
Molecules found on the surface of T-cells that are responsible for recognizing fragments of antigen as peptides bound to major histocompatibility complex (MHC) molecules.
Foreign Antigens
Substances that are recognized by the immune system as non-self, triggering an immune response.
Self-antigens
Antigens present on the body's own cells; usually tolerated by the immune system.
Transplanted Tissues
Tissues moved from one body and placed into another, either in the same person or between individuals, to replace damaged or defective tissues.
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