title: T and B lymphocyte distribution in periodontal disease.
mesh_terms: D000328:Adult; D000368:Aged; D001402:B-Lymphocytes / Q000276:immunology / Q000473:pathology*; D003773:Dental Plaque / Q000517:prevention & control; D005455:Fluorescent Antibody Technique; D006801:Humans; D007072:Immunoglobulin D / Q000032:analysis; D007958:Leukocyte Count; D008875:Middle Aged; D010518:Periodontitis / Q000276:immunology* / Q000473:pathology / Q000628:therapy; D012397:Rosette Formation; D013601:T-Lymphocytes / Q000276:immunology / Q000473:pathology*
chemical_list: D007072:Immunoglobulin D