NCIt definition : A vaccinia virus based vaccine expressing human tumor associated epithelial mucin
(DF3 antigen; MUC1). MUC1 antigen, a membrane bound glycoprotein expressed by most
glandular and ductal epithelial cells, is overexpressed in various tumors such as
breast, prostate, and ovarian cancers. This vaccine could be used in development of
immunotherapeutics against cancers expressing MUC1.;