The Pab Rb x human DEFB4A (Beta-Defensin 4A, Defensin, Beta 4A) antibody from United States Biological is a Rabbit Polyclonal antibody to DEFB4A, and DEFB4B. This antibody recognizes Homo Sapiens, and Human antigen. The Pab Rb x human DEFB4A (Beta-Defensin 4A, Defensin, Beta 4A) antibody has been shown to work in the following applications: Western Blot.