Article
Distribution of Porphyromonas gingivalis fimA genotypes in Japanese children and adolescents.
Journal of periodontology - 1 May 2005
Tamura Kiyoko, Nakano Kazuhiko, Nomura Ryota, Miyake Sonoko, Nakagawa Ichiro, Amano Atsuo, Ooshima Takashi
Abstract excerpt
BACKGROUND: Porphyromonas gingivalis is considered to be one of the most important pathogens in periodontal disease and its fimA genes have been classified into six variants (types I through V and Ib). A majority of the P. gingivalis organisms isolated from periodontitis patients are type II, followed by type IV, while type I is prevalent in healthy adults. METHODS: A total of 650 saliva samples were taken from...
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