R&D Systems, a Bio-Techne Brand's Chorionic Gonadotropin alpha Chain (HCG alpha) Antibody is a Rabbit Polyclonal antibody. This antibody has been shown to work in applications such as: EIA, Immunoassay, ELISA, and Immunocytochemistry. The Chorionic Gonadotropin alpha Chain (HCG alpha) Antibody was generated using CGA as the antigen and it reacts with Homo Sapiens, and Human.