tumour antigenmedical dictionary

<immunology, molecular biology, oncology> Antigens that may be frequently associated with tumours or may be specifically found on tumour cells of the same origin (tumour specific), tumour antigens may also be associated with replication and transformation by certain DNA tumour viruses, including adenoviruses and papovaviruses.

Synonyms: neoantigens.

See: T antigens.

American spelling: tumor antigen

(05 Mar 2000)