Fig. 5From: Toxoplasma gondii oocyst-driven infection in pigs, chickens and humans in northeastern ChinaDetection of anti-T. gondii antibodies in human serum samples by ELISAs using different antigens. a The human serum samples were tested by GRA7-, OWP8-, and CCp5A-ELISAs. The dashed line indicates the cut off of the reactions. b Positivity rates were evaluated using GRA7-, OWP8-, and CCp5A-ELISAs in human serum samples (nā=ā169). āPā<ā0.05Back to article page