The Activin A Receptor Type IB Rabbit mAb Antibody from MyBioSource.com is a Rabbit Monoclonal antibody to ACVR1B. This antibody recognizes Mouse, Rat, and Hamster antigen. The Activin A Receptor Type IB Rabbit mAb Antibody has been shown to work in the following applications: Immunocytochemistry, Immunofluorescence, and Western Blot.