Penicillin ResistancePenicillinsNeisseria gonorrhoeaeNeisseriaPenicillin GNeisseria meningitidisStreptococcus pneumoniaePenicillin VPneumococcal InfectionsAnti-Bacterial AgentsMicrobial Sensitivity TestsPenicillin-Binding ProteinsDrug Resistance, MicrobialMuramoylpentapeptide CarboxypeptidaseHexosyltransferasesPeptidyl TransferasesDrug Resistance, BacterialPenicillinasePenicillin G ProcainePenicillin AmidaseGonorrheaSerotypingBacterial ProteinsLactamsPenicillin G BenzathineNeisseria lactamicaAminoacyltransferasesDrug Resistance, MultipleDrug ResistanceTransformation, BacterialErythromycinDNA, Bacterialbeta-LactamasesGenes, BacterialDrug Resistance, Multiple, BacterialAmpicillinStreptococcal InfectionsTetracyclineMacrolidesNasopharynxMolecular Sequence DataCefotaximeStreptococcusMutationCarrier ProteinsMeningococcal InfectionsTransformation, GeneticOxacillinCulture MediaPneumococcal Vaccinesbeta-LactamsPlasmidsMoraxella (Branhamella) catarrhalisR FactorsBacterial Typing TechniquesCarrier StateStaphylococcusNeisseria meningitidis, Serogroup BElectrophoresis, Gel, Pulsed-FieldDrug Resistance, NeoplasmMeningitis, MeningococcalPneumonia, PneumococcalStaphylococcus aureusPolymerase Chain ReactionEscherichia coliSequence Analysis, DNAHaemophilus influenzaeAmino Acid SequenceSpectinomycinDNA FingerprintingBacteriaSpecies SpecificityRespiratory Tract InfectionsMolecular EpidemiologyBase SequenceDisease ResistanceNeisseria meningitidis, Serogroup W-135BacteremiaSpainCephalosporinsCommunity-Acquired InfectionsVascular ResistanceNeisseria meningitidis, Serogroup CBacterial Outer Membrane ProteinsNeisseria meningitidis, Serogroup ADrug Resistance, ViralPhenotypeCeftriaxoneVirulenceNeisseria meningitidis, Serogroup YNeisseriaceae InfectionsTetracycline ResistanceStreptomycinAnti-Infective AgentsCefiximeRNA, Ribosomal, 16SGenotypeGene Expression Regulation, BacterialNeisseriaceaeAntigens, Bacterial