Fig. 2. (A-D) Humoral immune response (total anti-rabies immunoglobulin G [IgG]) developed post-immunization with β-propiolactone (βPL), binary ethyleneimine (BEI), and hydrogen peroxide (H2O2) inactivated rabies virus and in combination with hyaluronic acid (HA) and purified protein derivative (PPD) adjuvanted vaccines. Statistically significant difference (*p<0.05). Statistically significant difference between HA adjuvanted vaccines compared to PPD and unadjuvanted vaccines (**p<0.01).
