Abstract
Bacterial meningitis is a disease of great impact in Public Health, and is caused mainly by Neisseria meningitidis, Streptococcus pneumoniae and Haemophilus influenzae. These bacteria have great variation in their polysaccharide capsule, which differentiates them in serogroups or serotypes. The available vaccines are composed of capsular polysaccharides conjugated to a carrier protein. Th…