IgG subclasses and citokines expression in c57BI/6j and balb/c mice immunized with irradiated tachyzoites of toxoplasma gondii - Galister Jr., A. J.; Baptista, J. A.; Vieira, D. P.; Andrade Júnior, H. F. (Toxoplasma Centennial Congress: from discovery to public health management, 2008)