PeptostreptococcusVeillonellaClostridiumClostridium InfectionsBacteria, AnaerobicClostridium difficileClostridium botulinumBacteriaBacteria, AerobicPeptococcusAnaerobiosisClostridium perfringensBacteroidesFusobacteriumPeriapical AbscessSpores, BacterialRNA, Ribosomal, 16SEubacteriumDNA, BacterialEnterocolitis, PseudomembranousBacterial ProteinsFecesSpecies SpecificityDental PlaqueClostridium acetobutylicumClostridium thermocellumClostridium tetaniMouthSuppurationPhylogenyMolecular Sequence DataPorphyromonasGram-Positive BacteriaBotulinum ToxinsBacterial ToxinsClostridium sordelliiStreptococcusPeptococcaceaeCulture MediaPrevotellaClostridium butyricumDNA, RibosomalGram-Positive CocciGram-Negative BacteriaFusobacterium nucleatumGram-Positive Bacterial InfectionsGram-Negative Anaerobic BacteriaClostridium septicumEnterotoxinsBacterial InfectionsVeillonellaceaeMethylmalonyl-CoA DecarboxylaseActinomycesFermentationAbscessCrotonatesBacteriological TechniquesClostridium beijerinckiiBotulismPrevotella intermediaPeriodontitisMetronidazoleRibotypingRNA, BacterialMicrobial Sensitivity TestsBacteroidaceaeSequence Analysis, DNAClostridium botulinum type AGram-Negative Bacterial InfectionsClostridium cellulolyticumAnti-Bacterial AgentsPolyanetholesulfonateL-Serine DehydrataseNeisseriaClostridium cellulovoransClostridium chauvoeiCellulaseBacterial Typing TechniquesButanolsGenes, BacterialMetagenomeClindamycinGas GangreneBacteroides fragilisPropionibacteriumDecarboxylation