The Pab Rb x human b2-Microglobulin (Biotin) (b2M) antibody from United States Biological is a Rabbit Polyclonal antibody. This antibody recognizes Homo Sapiens, and Human antigen. The Pab Rb x human b2-Microglobulin (Biotin) (b2M) antibody has been shown to work in the following applications: EIA, Immunoassay, ELISA, Immunohistochemistry, and Western Blot.