The Anti-Human IL-9 R Subunit - Biotin - 50 µg Antibody from Leinco Technologies, Inc. is a Goat Polyclonal antibody to IL9R. This antibody recognizes Homo Sapiens, and Human antigen. The Anti-Human IL-9 R Subunit - Biotin - 50 µg Antibody has been shown to work in the following applications: Western Blot.