Der udførtes rutinemæssigt immunohistokemi med Kit antistof (A- 4502, polyklonalt kaninserum, 1: 100; DAKO Corporation, Carpinteria, CA) i overensstemmelse med analyse ved avidin- biotin - peroxidasekompleksmetode efter antigengenfinding.
Immunohistochemistry was routinely performed with Kit antibody (A-4502, rabbit polyclonal antiserum, 1:100; DAKO Corporation, Carpinteria, CA) according to analysis by an avidin-biotin-peroxidase complex method after antigen retrieval.