the prevalence of serum antibodies to tick-borne infections in cattle in smallholder dairy farms in murang'a district, kenya; a cross-sectional study.the most important tick-borne disease of cattle in eastern, central and southern africa is east coast fever (ecf) caused by theileria parva and transmitted by the tick rhipicephalus appendiculatus. other less-important tick-borne diseases in cattle are benign theileriosis caused by theileria mutans, babesiosis caused by babesia bigemina, anaplasmosis caused by anaplasma marginale and cowdriosis caused by cowdria ruminatum. in murang's district, central province of kenya, five agroecological zone ...19979234414
estimation of heritability of susceptibility to infection with theileria parva in the tick rhipicephalus appendiculatus.heritability of susceptibility to infection with theileria parva was estimated from full sib families of rhipicephalus appendiculatus ticks. male and female ticks of 2 stocks were mated singly. nineteen full sib families of the muguga stock and 17 full sib families of the kiambu stock were obtained. nymphae of these families were fed on cattle infected with t. parva so that the ticks became replete on days 16 and 17 after infection when the blood was parasitaemic with intraerythrocytic piroplasm ...19957609988
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