Creative Biolabs' Human Anti-Bacillus anthracis PA Antibody Fab Fragment (22F1) is a Human monoclonal antibody. The Human Anti-Bacillus anthracis PA Antibody Fab Fragment (22F1) was generated using Transthyretin, and TTR as the antigen. It reacts with Bacteria/Archaea. This antibody has been shown to work in applications such as: EIA, Immunoassay, Block/Neutralize/Inhibit, and ELISA.