Clone 34BE12 has been reported to be a mouse monoclonal antibody specific to the human gene, KRT1, or Keratin 1. Other suppliers describe clone 34BE12 to be a mouse monoclonal antibody against human KRT76, or keratin 76. Suppliers have reported additional species reactivites for the target of this clone, including mouse and rat. Indicated applications for antibody clone 34BE12 include Western blot, immunohistochemistry, flow cytometry, and immunofluorescence.