The ICOS/CD278 Rabbit mAb (AMR12195N) Antibody from Leading Biology is a Rabbit Monoclonal antibody to ICOS, and inducible T cell costimulator. This antibody recognizes Human, Mouse, and Rat antigen. The ICOS/CD278 Rabbit mAb (AMR12195N) Antibody has been shown to work in the following applications: Western Blot.