Table 2

Peak reciprocal IgM and IgG ELISA titers for antibodies binding to either polySAa or NP-polySA

VaccinePatientIgM ELISAIgG ELISA
PolySANP-PolySAPolySANP-PolySA
PolySA-KLH + QS-2111080010
2020010
31608000
4408000
501000
NP-PolySA-KLH + QS-21112801280101280
21602560080
3128025600320
44016000
56401602080
612802560080
  • a PolySA, polysialic acid; NP, N-propionylated; KLH, keyhole limpet hemocyanin.