Method of using P35 antigen of toxoplasma gondii in distinguishing acute from chronic toxoplasmosis
 The present invention relates to combinations or mixtures of antigens which may be used in the detection of IgM and/or IgG antibodies to Toxoplasma gondii as well as to the P35 antigen which may be used to distinguish acute from chronic toxoplasmosis. Furthermore, the present invention also relates to methods of using these combinations of antigens, antibodies raised against these combinations of antigens or against the novel P29 antigen thereof, as well as kits and vaccines containing the antigens present in the combinations. 
Abbott Laboratories
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Y02A G01N
additional inventional
Joan D. Michael Jyh-Tsing Lawrence V. Jeffrey C. Susan Gregory T. Stephen F. Shuli Jack S. Linda E. Yashuhiro Fausto
Tyner Sheu Howard Hunt Brojanac Maine Parmley Li Remington Chovan Suzuki Araujo