G Biosciences' Immunotag™ JAK2 Rabbit Polyclonal Antibody is a Rabbit Polyclonal antibody. This antibody has been shown to work in applications such as: Immunohistochemistry, and Immunohistochemistry - fixed. The Immunotag™ JAK2 Rabbit Polyclonal Antibody was generated using JAK2, and Janus kinase 2 as the antigen and it reacts with Human, Mouse, and Rat.