The purpose of this study was to investigate the influence of tongue brushing on the change of oral Candida species. Among the tongue brushing programs for 50 days, 5 subjects wearing dentures were measured the number of Candida species at tongue, denture and denture bearing mucosa and in oral rinsing. The following results were obtained. 1. After the tongue brushing program, the number of Candida species at tongue and in oral rinsing decreased significantly. 2. The tongue brushing with denture plaque control decreased in number of Candida species at denture more effectively than without denture plaque control. 3. The number of Candida species at denture bearing mucosa decreased by tongue brushing. 4. It seemed that the tongue brushing was effective to prevent denture stomatitis caused by denture plaque.
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