The MAGE-A4 (E7O1U) XP ® Rabbit mAb (BSA and Azide Free) Antibody from Cell Signaling Technology is a Rabbit Monoclonal antibody to MAGEA4. This antibody recognizes Homo Sapiens, and Human antigen. The MAGE-A4 (E7O1U) XP ® Rabbit mAb (BSA and Azide Free) Antibody has been shown to work in the following applications: Flow Cytometry, Immunocytochemistry, Immunofluorescence, Immunohistochemistry, Immunohistochemistry - fixed, and Western Blot.