MyBioSource.com's Polyclonal Antibody to Proteinase 3 (PR3) is a Rabbit Polyclonal antibody. This antibody has been shown to work in applications such as: ELISA, Immunocytochemistry, Immunohistochemistry, Immunohistochemistry - fixed, and Western Blot. The Polyclonal Antibody to Proteinase 3 (PR3) was generated using ACPA, cANCA, MBT, Np4, PR3, proteinase 3, and PRTN3 as the antigen and it reacts with Mouse.