Yokoyama, Kyosuke Effects of egg yolk antibody against Porphyromonas gingivalis gingipains in periodontitis patients. [electronic resource] - Journal of oral science Sep 2007 - 201-6 p. digital Publication Type: Journal Article; Randomized Controlled Trial ISSN: 1343-4934 Standard No.: 10.2334/josnusd.49.201 doi Subjects--Topical Terms: Adhesins, Bacterial--drug effectsAgedCysteine Endopeptidases--drug effectsDNA, Bacterial--analysisDental ScalingEgg Yolk--immunologyGingipain Cysteine EndopeptidasesHumansImmunization, PassiveImmunoglobulins--pharmacologyMiddle AgedPeriodontitis--microbiologyPorphyromonas gingivalis--enzymologyProtease Inhibitors--pharmacologyStatistics, Nonparametric