Investigation of serum bactericidal activity in childhood and adolescence 3-6 years after vaccination with a single dose of serogroup C meningococcal conjugate vaccine.

Serogroup C meningococcal conjugate vaccines were introduced in Greece in 2001, and although no cases of serogroup C meningococcal disease were recorded in 2004, a steady increase was observed since 2005. In this study, serum bactericidal activity was assessed in sera of 269 vaccinated children at a mean time of about 5 years after vaccination. Non… CONTINUE READING