Ikhithi ihloselwe ukutholwa kwekhwalithi yamasosha omzimba e-IgM ne-IgG ngokumelene ne-Toxoplasma (TOXO) /Rubella Virus (RV)/ Cytomegalo virus (CMV)/Herpes Simplex Virus Type I (HSV I)/ Herpes Simplex Virus Type II (HSV II) ku-serum yabantu/isampula se-plasma kanye nasekuxilongweni okuyisizayo kokutheleleka kwe-TOXO/RV/CMV/HSVI/HSV II.