Animals IELs Goblet cells       HE PAS+ AB 1.0+ AB 2.5+ Controls 7.80 ± 1.65 21.30 ± 3.29 9.71 ± 1.22 7.10 ± 1.12 Infected rats 8.90 ± 1.42 18.60 ± 2.18a 5.70 ± 1.79a 6.20 ± 1.73 Values are means ± SD; aResults significantly different compared with controls (P <0.05); AB 1+ or 2.5+, Alcian blue pH 1 or 2.5; HE: Hematoxylin/Eosin; IELs: Intraepithelial Lymphocytes; PAS: Periodic Acid Shiff

Table 34: Changes in proportion of IELs and goblet cells/100 epithelial cells in the jejunum mucous tunica of rats 36 days post oral infection with 500 sporulated genotype 2 T. gondii ME-49 strain oocysts (according to Sant’Ana et al. [507]; with own modification).