In order to keep the cytotoxic cells from killing cells just for presenting self-proteins, self-reactive T cells are deleted from the repertoire as a result of tolerance (also known as negative selection).
Central Intelligence Agency | Comedy Central | Central Park | Central Asia | Central processing unit | Central America | Central | Central Europe | Central Committee | Central Java | 2006 Central American and Caribbean Games | Swimming at the 2006 Central American and Caribbean Games | Great Central Railway | Grand Central Terminal | Central African Republic | New York Central Railroad | central business district | University of Central Florida | China Central Television | Central Powers | Central Bureau of Investigation | United States Central Command | Central railway station, Sydney | Central Board of Secondary Education | University of Central Missouri | Central Valley | Central Pacific Railroad | Central District | Central Committee of the Communist Party of the Soviet Union | Central Business District |