NCIt definition : 1. antigens that may be frequently associated with tumors or may be specifically found
on tumor cells of the same origin (tumor specific); 2. tumor antigens may also be
associated with replication and transformation by certain DNA tumor viruses, including
adenoviruses and papovaviruses. Neoantigens. Any immunologically detectable marker
whose presence or amount indicates the presence of a tumor.;
Alternative definition : NCI-GLOSS: A protein or other molecule that is unique to cancer cells or is much more
abundant in them. These molecules are usually found in the plasma (outer) membrane,
and they are thought to be potential targets for immunotherapy or other types of anticancer
treatment.;