The CD19 Polyclonal Antibody Bio Conjugated from MyBioSource.com is a Rabbit Polyclonal antibody to CD19. This antibody recognizes Human, Mouse, and Rat antigen. The CD19 Polyclonal Antibody Bio Conjugated has been shown to work in the following applications: Immunocytochemistry, Immunofluorescence, Immunohistochemistry, and Western Blot.