Glossary is usually defined as an alphabetical list of technical terms in some specialized field of knowledge. This knowledge base glossary provides a collection of knowledge base documents that define many technical terms. These terms are arranged alphabetically, but you can quickly jump to a specific term by selecting its first letter from the index of the knowledge base glossary below.

The aggregation of cells, biological substances (such as antibodies), and cellular activities that work together to provide resistance to disease.

Nonsusceptibility to a disease or to the toxic effects of antigenic material.

Any substance that can elicit an immune response.

Study of all phenomena related to the body`s response to antigenic challenge (i.e. immunity, sensitivity, and allergy).

Performed in a test tube or other laboratory apparatus.

In the living organism.

A class of proteins important in the immune response. Interferons inhibit viral infections and may have anticancer properties.