Porphyromonas endodontalisPorphyromonasPeriapical AbscessPeriapical GranulomaPorphyromonas gingivalisBacteroidaceae InfectionsBacteroidesBacteroides InfectionsPeriapical PeriodontitisPeriodontal Abscessalpha-L-FucosidaseDental Pulp CavityPeriodontitisPigmentationAdhesins, BacterialHemagglutininsGingiva