Haemophilus influenzaeHaemophilusHaemophilus InfectionsHaemophilus ducreyiHaemophilus VaccinesMeningitis, HaemophilusCell Transformation, NeoplasticTransformation, GeneticHaemophilus influenzae type bHaemophilus parasuisTransformation, BacterialChancroidHaemophilus parainfluenzaeCell Transformation, ViralHaemophilus somnusDNA, BacterialAmpicillinChinchillaOtitis MediaMoraxella (Branhamella) catarrhalisBacterial Outer Membrane ProteinsMolecular Sequence DataAmpicillin ResistanceBacterial CapsulesStreptococcus pneumoniaeMicrobial Sensitivity TestsPolysaccharides, BacterialAntibodies, BacterialActinobacillusBacterial ProteinsVaccines, ConjugateHaemophilus paragallinarumMutationAnti-Bacterial AgentsBase SequenceGenes, BacterialPlasmidsPleuropneumoniaAmino Acid SequenceCulture MediaEar, MiddleDrug Resistance, MicrobialCloning, MolecularCell Linebeta-LactamasesPasteurellaceaeRespiratory Tract InfectionsVaccines, CombinedChloramphenicolAmoxicillin-Potassium Clavulanate CombinationBacteriaPenicillin ResistanceDiphtheria ToxoidCephalosporinsAntigens, BacterialCell Line, TransformedPhenotypeTetanus ToxoidEpiglottitisOncogenesBacterial AdhesionBlood Bactericidal ActivityDiphtheria-Tetanus-Pertussis VaccineEscherichia coliSpecies SpecificityNeisseriaOropharynxSerotypingDNA Transformation CompetenceCefaclorFibroblastsSwine DiseasesGenes, rasMeningitisNeisseria meningitidisBacterial VaccinesMeningitis, BacterialCells, CulturedCarrier StateLipopolysaccharidesErythromycinCell DivisionBacteriological TechniquesCefuroximePolymerase Chain ReactionImmunization ScheduleVirulence3T3 CellsChloramphenicol ResistanceCounterimmunoelectrophoresisFimbriae, BacterialOtitis Media with EffusionTime FactorsPneumococcal InfectionsMoraxellaceae InfectionsTransferrin-Binding ProteinsAgrobacteriumEpiglottisAdhesins, BacterialPoliovirus Vaccine, Inactivated