Figure 5From: Alpha-galactosylceramide enhances protective immunity induced by DNA vaccine of the SAG5D gene of Toxoplasma gondii Detection of IgGl and IgG2a levels in the vaccinated mouse sera by ELISA. Immune sera were collected at 2 weeks after the last immunization and determined by ELISA. Results are shown as means of OD 490 ± SD and statistical differences (P < 0.05) are indicated by * as compared to control groups.Back to article page