Experimental anaplasmosis in American bison: persistence of infections of Anaplasma marginale and non-susceptibility to A. ovis.


Blood collected 314 and 496 days after experimentally infecting splenectomized and spleen-intact American bison (Bison bison) with Anaplasma marginale was infective for splenectomized bovine steers. The pathogenesis was identical to that seen in bovine studies using bovine blood inoculations. A splenectomized bison remained normal clinically… (More)


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