CD40LG and toxoplasmosis: Testing performance of a lateral flow immunochromatography-based Toxoplasma ICT IgG–IgM test for combined detection of Toxoplasma-specific IgG and IgM has been previously described using serum samples from the National Collaborative Chicago-Based Congenital Toxoplasmosis Study (NCCCTS) and other cohorts [6–8].