Conference Coverage (IBC Vaccines)

Self Vs. Non-Self Model of Immunity Rejected

Published in Cancer Weekly, April 22nd, 1996

The mainstay immunological theory for 75 years - the self versus non-self model of immune function - is outmoded, a U.S. researcher suggests.

It has long been a central tenet of immunology that the primary function of the immune system is to distinguish self from non-self. According to this theory, the perfect immune system would attack anything carrying non-self antigens and tolerate anything carrying self antigens.

Polly Matzinger, chief of the Section on T-Cell Tolerance and Memory at the U.S. National Institute of Allergy and Infectious Diseases, Bethesda, Maryland, said she has abandoned her belief in the self/non-self model.

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Source: Cancer Weekly (1996-04-22)

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