To provide quantitative measurement of serotype-specific IgG antibodies to assess immune response to pneumococcal vaccination, particularly in immunocompromised patients.
Immediately following collection, mix sample by gently inverting 5 times
Gold serum separator (SST) tube
Ambient (preferred) - 6 weeks
Refrigerated - 6 weeks
Frozen - 2 years
Multiplex fluorescent immunoassay
>1.3 µg/mL