Anti-MAGEA9B antibodies are used in the immunodetection of the protein MAGE family member A9B. Synonyms for this target antigen include CT1.9, MAGE-9 antigen, cancer/testis antigen 1.9, melanoma antigen family A, 9B, melanoma antigen family A9B, and melanoma-associated antigen 9. These MAGEA9B antibodies are widely used in Western Blot experiments, among other applications.