Immunization with one Theileria parva strain results in similar level of CTL strain-specificity and protection compared to immunization with the three-component Muguga cocktail in MHC-matched animals

Table 5 Challenge of cattle with the Muguga cocktail 0801

Animal	Immunization	Days with Schizonts	Days with pyrexia	Days with piroplasms	Day treated	ECF index
BG033	Mug 3308 (M)	5				1.04
BG053	Mug 3308 (M)	2				2.21
BH055	Mug 3308 (M)		2			2.43
BG051	Vac 0801 (C)					1.04
BG042	Vac 0801 (C)					1.04
BH047	Vac 0801 (C)	6	4			2.98
BG056	Vac 0801 (C)					1.04
BG039	None	7	5	2	13	6
BH043	None	7	4	2	13	5.93

All 7 immunized cattle (BG052 succumbed for unknown reasons) and two naïve control cattle BG039, BH043 were challenged with the Muguga cocktail vaccine stabilate 0801. Number of days with schizonts, pyrexia, piroplasms and the days until treatment are indicated. The ECF index is also indicated

ISSN: 1746-6148