title: The effect of multiple rapid passage on strains of Babesia divergens: a comparison of the clinical effects on juvenile and adult cattle of passaged and irradiated parasites.
mesh_terms: D000367:Age Factors; D000818:Animals; D001403:Babesia / Q000302:isolation & purification / Q000472:pathogenicity* / Q000528:radiation effects; D001404:Babesiosis / Q000469:parasitology; D002417:Cattle; D002418:Cattle Diseases / Q000469:parasitology*; D005334:Fever / Q000209:etiology; D013156:Splenectomy; D014774:Virulence