ProSci, Inc's PD-1H Antibody [MH5A], Rabbit IgG monoclonal antibody. The PD-1H Antibody [MH5A], Rabbit IgG was generated using VSIR as the antigen. It reacts with Mouse. This antibody has been shown to work in applications such as: EIA, Immunoassay, Block/Neutralize/Inhibit, ELISA, Immunohistochemistry, and Other.