MyBioSource.com's Polyclonal Antibody to Cytochrome P450 21B (CYP21B) 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 Cytochrome P450 21B (CYP21B) was generated using 21OH, CAH1, CYP21, CYP21A1, and CYP21A2 as the antigen and it reacts with Rat.