MetronidazoleBacteriaAntitrichomonal AgentsBacteria, AnaerobicAnti-Bacterial AgentsNitroreductasesHelicobacter pyloriAmoxicillinGram-Positive BacteriaGram-Negative BacteriaClarithromycinAnti-Infective AgentsHelicobacter InfectionsBismuthBacteria, AerobicNitroimidazolesTrichomonas vaginalisBacteroides fragilisTinidazoleMicrobial Sensitivity TestsTrichomonas VaginitisBacteroides InfectionsClindamycinAnti-Ulcer AgentsTetracyclineOmeprazoleVaginosis, BacterialEnterocolitis, PseudomembranousOrnidazoleBacteroidesClostridium difficileDrug Resistance, MicrobialDNA, BacterialAntiprotozoal AgentsRNA, Ribosomal, 16SDrug Therapy, CombinationBacterial ProteinsDrug Resistance, BacterialAnaerobiosisTritrichomonasNimorazoleMolecular Sequence DataNitrofuransAmebicidesFurazolidoneGram-Negative Anaerobic BacteriaGardnerella vaginalisRosaceaPhylogenyEscherichia coliBacterial InfectionsPeptostreptococcusDNA, RibosomalGiardia lambliaRanitidineSequence Analysis, DNAColony Count, MicrobialPyruvate SynthaseTrichomonasSuppositoriesGenes, BacterialPenicillinsWater MicrobiologyGiardiasisFusobacteriumCulture MediaNiridazoleEntamoeba histolyticaAerobiosisDuodenal UlcerGram-Negative Aerobic BacteriaOrganometallic CompoundsPeptic UlcerBacterial Physiological Phenomena2-PyridinylmethylsulfinylbenzimidazolesNifuratelVancomycinSoil MicrobiologyPremedicationRNA, BacterialAdministration, OralFecesCefoxitinRibotypingGene Expression Regulation, BacterialTrichomonas InfectionsSulfur-Reducing BacteriaBlastocystis hominisDrug ResistanceClostridiumFusobacterium InfectionsSeawaterPrevotellaAntacidsAmino Acid SequenceCiprofloxacinBulgariaLiver Abscess, AmebicDyspepsiaIodoquinol