Fig. 5From: Vaccination with toxofilin DNA in combination with an alum-monophosphoryl lipid A mixed adjuvant induces significant protective immunity against Toxoplasma gondii Measurement of specific IgG antibodies in sera of immunized mice. Sera were collected one day prior to each immunization and determined by ELISA. Results are shown as means of OD 490 nm ± SD and statistical differences (P < 0.05) are indicated by*Back to article page