United States Biological's Mab Mo x human Complement Factor I (C3B/C4B Inactivator, CFI, IF) (PE) antibody is a Mouse monoclonal antibody. The Mab Mo x human Complement Factor I (C3B/C4B Inactivator, CFI, IF) (PE) antibody was generated using CFI, and Complement factor I as the antigen. It reacts with Homo Sapiens, and Human. This antibody has been shown to work in applications such as: FLISA, Immunoassay, and Western Blot.