ProSci, Inc's CD86 Antibody [PO.3], Rat IgG2b monoclonal antibody. The CD86 Antibody [PO.3], Rat IgG2b was generated using CD86 as the antigen. It reacts with Mouse. This antibody has been shown to work in applications such as: Assay, Block/Neutralize/Inhibit, Flow Cytometry, Functional Assay, Immunohistochemistry, and Western Blot.