Clone 8D11 has been reported to be a mouse monoclonal antibody specific to the human gene, CHEK2, or Checkpoint kinase 2. Other suppliers describe clone 8D11 to be a mouse monoclonal antibody against human TRIB2, or tribbles pseudokinase 2. Indicated applications for antibody clone 8D11 include Western blot, immunohistochemistry, flow cytometry, immunofluorescence, and ELISA.