R&D Systems, a Bio-Techne Brand's gamma-Glutamylcyclotransferase/CRF21 Antibody is a Sheep Polyclonal antibody. This antibody has been shown to work in applications such as: Western Blot. The gamma-Glutamylcyclotransferase/CRF21 Antibody was generated using GGCT as the antigen and it reacts with Homo Sapiens, and Human.