Table 5.

Histogenesis of lesions of acute toxoplasmosis in transgenic mice fed few ME 49 (Type II) or TgGoatUS26(Atypical) oocysts

Dose	Mouse strain	T.gondii strain	Day p.i.	Intestinal segmentsa						M.Lb	Othersg
				1	2	3	4	5	6
100	A.3.11	ME 49	3	-c	-	-	-	-	-	-	-
100	A.3.11	ME 49	4	+d	-	-	-	+	-	+	-
100	A.3.11	ME 49	5	+	+	+	+	++e	-	++	Sp
100	A.3.11	ME 49	6	+	+	+	+	++	+	+++	H, Li, Lu, Sp
100	A.3.11	ME 49	7	+	+	+	++	+++f	+	+++	H, Li, Lu, P, Sp
100	A.3.11	ME 49	9	+	+	+	++	+++	+	++	B, H, K, Li, Lu, Sp, T
100	A.3.11	ME 49	10	+	+	+	++	+++	++	++	A, B, H, K, Li, Lu, Sp, T
100	B7	ME 49	8	+	++	++	++	+++	++	++	B, H, K, Li, Lu, Sp, T
100	B7	ME 49	10	+	+	+	++	++	+	++	B, H, K, Li, Lu, M, P, , Sp, T,U
1	B7	ME 49	12	+	+	+	++	++	+	++	B,H,K, Li, Lu, M
100	A.3.11	TgGoatUS26	6	+	+	+	++	+++	+	+++	H, Li, Lu, Sp
10	A.3.11	TgGoatUS26	7	+	+	+	++	+++	+	+++	B, K ,Li, Lu, Sp, St
1	A.3.11	TgGoatUS26	10	+	+	+	+	++	-	++	B, H, K, Li, Lu, T
1	A.3.11	TgGoatUS26	11	-	+	+	+	+	-	++	A, K, Lu, Sp, U

^a1-5. small intestine. 6-large intestine.'

^bMesenteric lymph nodes.,

^cno lesions, no T. gondii.

^dFew T.gondii, no lesion..

^eNearly all villi affected or severe lesions.

^fB=brain, E= eye, H= heart, K=kidneys, Li=liver, Lu=lungs, , M=skeletal muscle, P=Pancreas, Sp=spleen,St=stomach, T=tongue, U=uterus