The Asparagine Synthetase (E6C2C) XP ® Rabbit mAb (BSA and Azide Free) Antibody from Cell Signaling Technology is a Rabbit Monoclonal antibody to ASNS. This antibody recognizes Homo Sapiens, Human, Mouse, and Rat antigen. The Asparagine Synthetase (E6C2C) XP ® Rabbit mAb (BSA and Azide Free) Antibody has been shown to work in the following applications: Flow Cytometry, Immunohistochemistry, Immunohistochemistry - fixed, and Western Blot.