Safety and Immunogenicity of Different Meningitis Vaccine Formulations in Adolescents and Young Adults

Inclusion Criteria: * Healthy adolescents aged 10 through 25 years of age inclusive at the time of enrollment. Exclusion Criteria: * History of any meningococcal vaccine administration; * Current or previous, confirmed or suspected disease caused by N. meningitidis; * Pregnant or nursing (breastfeeding) mothers; * Females of childbearing age who have not used or do not plan to use acceptable birth control measures, for the duration of the study; * Any serious, chronic, or progressive disease; * Known or suspected impairment/alteration of the immune system; * Receipt of blood, blood products and/or plasma derivatives, or a parenteral immunoglobulin preparation within the previous 90 days; * History of severe allergic reactions after previous vaccinations or hypersensitivity to any vaccine component.