[Histocompatibility antigens expressed in the epithelium of the oral mucosa during various diseases].

The AA. report the expression of the Class I and II major histocompatibility antigens on oral mucosa Class I and II antigen expression varied between various disease states exhibiting proliferative or destructive tissue responses, and this expression is consistent with major histocompatibility complex (M.H.C.)-restricted cellular interactions. Oral mucosa doesn't express HLA-DQ antigens.