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Table 2 Percentage of studied cases showing histological lesions and/or T. gondii DNA identification according to the inoculated dose and dpi when culled or abortion occurred.

From: Placental thrombosis in acute phase abortions during experimental Toxoplasma gondii infection in sheep

Group Challenge % of positives out of the studied cases^
5 dpi 7–11 dpi‡ 12 dpi 21 dpi Lambing
HE PCR HE PCR HE PCR HE PCR HE PCR
A 2 × 103 0/0 0/0 100/9 0/0 0/0 100/0 ns ns 0/0 0/0
B 5 × 102 0/0 0/0 100/63 33/0 0/0 100/0 §100/75 100/100 0/0 0/0
Total 0/0 0/0 100/32 25/0 0/0 100/0 §100/75 100/100 0/0 0/0
  1. ^: numerator: percentage of placentas showing lesions/T. gondii DNA identification, denominator: percentages of foetuses showing lesions/T. gondii DNA identification; †: sporulated oocysts orally dosed; ‡: spontaneous abortions, the other timepoints correspond to serials culling of pregnant ewes; §: These were lesions of “classical” toxoplasmosis.