MyBioSource.com's Polyclonal Antibody to Peptide YY (PYY) 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 Peptide YY (PYY) was generated using GHYY, Peptide YY, Pyy, and PYY-I as the antigen and it reacts with Rat.