Introduction: In children and adolescents, the most common periodontal disease is the plaque-induced gingivitis.
Aim: The aim of this study was to reveal the bacterial species associated with supragingival plaque of Bulgarian adolescents diagnosed with plaque-induced gingivitis.
Materials And Methods: Supragingival plaque samples from 70 healthy subjects with moderate plaque-induced gingivitis (37 females and 33 males), aged 12-18 years, were obtained and examined microbiologically.