Clone CEA31 is a mouse monoclonal antibody specific to the human gene, CEACAM5, or Carcinoembryonic antigen related cell adhesion molecule 5. This antibody clone has been reported to also recognize the primate ortholog of the target gene. Indicated applications for antibody clone CEA31 include Western blot, immunohistochemistry, flow cytometry, immunofluorescence, ELISA, immunocytochemistry, and immunoprecipitation.