The Intrinsic Factor Polyclonal Antibody from MyBioSource.com is a Rabbit Polyclonal antibody to CBLIF, and cobalamin binding intrinsic factor. This antibody recognizes Rat antigen. The Intrinsic Factor Polyclonal Antibody has been shown to work in the following applications: Immunocytochemistry, Immunofluorescence, Immunohistochemistry, Immunohistochemistry - fixed, and Immunohistochemistry - frozen.