R&D Systems, a Bio-Techne Brand's Plasma Kallikrein/KLKB1 Antibody is a Mouse monoclonal antibody. The Plasma Kallikrein/KLKB1 Antibody was generated using kallikrein B1, and KLKB1 as the antigen. It reacts with Homo Sapiens, and Human. This antibody has been shown to work in applications such as: Immunohistochemistry.