title: Relationship between leukocytes and tumor cells in pre-cancerous and cancerous lesions of the lip: a possible expression of immune reaction.
mesh_terms: D000368:Aged; D002294:Carcinoma, Squamous Cell / Q000276:immunology* / Q000648:ultrastructure; D003602:Cytotoxicity, Immunologic; D005260:Female; D006801:Humans; D008046:Lip / Q000648:ultrastructure; D008048:Lip Neoplasms / Q000276:immunology* / Q000648:ultrastructure; D008214:Lymphocytes / Q000276:immunology; D008264:Macrophages / Q000276:immunology; D008297:Male; D008875:Middle Aged; D010950:Plasma Cells / Q000276:immunology; D011230:Precancerous Conditions / Q000276:immunology* / Q000648:ultrastructure