title: CD8+T Cells in Chronic Periodontitis: Roles and Rules.
authors.affiliation: Health Sciences Research Centre (CICS-UBI), Faculty of Health Sciences (FCS-UBI), Universidade da Beira Interior , Covilhã , Portugal.
authors.forename: Elsa M
authors.initials: EM
authors.lastname: Cardoso
authors.affiliation: Health Sciences Research Centre (CICS-UBI), Faculty of Health Sciences (FCS-UBI), Universidade da Beira Interior , Covilhã , Portugal.
authors.forename: Fernando A
authors.initials: FA
authors.lastname: Arosa
keywords: CD8+ T cells; alveolar bone; cytokines; gingiva; periodontal disease; regulatory; suppressor; tissue repair