Thermo Fisher Scientific's DEFA1 Antibody is a Rabbit Polyclonal antibody. This antibody has been shown to work in applications such as: Immunohistochemistry, and Immunohistochemistry - fixed. The DEFA1 Antibody was generated using DEFA1, and defensin alpha 1 as the antigen and it reacts with Homo Sapiens, Human, Mouse, and Rat.