The Histone H2A.X (Ab 139) Antibody from ProSci, Inc is a Rabbit Polyclonal antibody to H2A.X variant histone. This antibody recognizes Homo Sapiens, and Human antigen. The Histone H2A.X (Ab 139) Antibody has been validated for the following applications: Immunofluorescence, Immunohistochemistry, and Western Blot.