Vaccine from ANTIBODY TITER IN THE MICE (IU/mL)  
1 2 3 4 5 6 7 Mean ±SEM
Control 0.057 0.076 0.103 0.058 0.058 0.061 0.071 0.0691 ±0.0063
Enugu/Ebonyi 0.719 1.429 1.449 2.651 1.427 1.364 1.474 1.502 ±0.2164
Imo State 1.179 1.109 0.954 1.294 0.872 0.700 0.904 1.002 ±0.0769
Anambra 0.943 1.189 1.163 0.664 0.986 1.185 0.956 1.012 ±0.0713
Abia 0.637 1.109 0.969 0.664 0.897 0.823 1.452 0.9359 ±0.1063
Note: Control was the DPT stored at 37°C for 12 months
Table 1: Diphtheria IgG Antibody quantification in immunized Mice.