Neisseria meningitidis, Serogroup BNeisseria meningitidisMeningococcal InfectionsMeningitis, MeningococcalMeningococcal VaccinesNeisseria meningitidis, Serogroup CNeisseria meningitidis, Serogroup W-135Neisseria meningitidis, Serogroup ASerotypingNeisseria meningitidis, Serogroup YPorinsBlood Bactericidal ActivityAntibodies, BacterialBacterial CapsulesBacterial Outer Membrane ProteinsNeisseriaNeisseria gonorrhoeaeAntigens, BacterialNigerPolysaccharides, BacterialHydrofluoric AcidIslamSerum Bactericidal Antibody AssayBacterial ProteinsDisease OutbreaksBacterial VaccinesNeisseria lactamicaDNA, BacterialMolecular Sequence DataVaccinationBacterial Typing TechniquesElectrophoresis, Gel, Pulsed-FieldLipopolysaccharidesSequence Analysis, DNAImmunoglobulin GTransferrin-Binding ProteinsPolymerase Chain ReactionTransferrin-Binding Protein BEnzyme-Linked Immunosorbent AssayVaccines, ConjugateCarrier StateBurkina FasoGonorrheaNeisseriaceae InfectionsBacteremiaUDPglucose 4-EpimeraseGenes, BacterialIron-Binding ProteinsNasopharynxGenome, BacterialMeningitis, BacterialSerum Bactericidal TestSulfadiazineMultilocus Sequence TypingSialyltransferasesFimbriae Proteins