Table 1.

Inoculation of γ-interferon knockout mice with Besnoitia tarandi bradyzoites obtained from the skin of a Canadian caribou.

Mouse	Caribou	Treatment of tissue	Inoculation dose	Route of inoculation	End of experiment (dpi)	PCRd result
K280-1	H-1145	Mechanical	1.2 E+06a	ipb	9c	Positive
K280-2	H-1145	Mechanical	1.2 E+06	ip	8c	Positive
K281-1	H-1146	Mechanical	1.5 E+06	ip	18c	Positive
K281-2	H-1146	Mechanical	1.5 E+06	ip	42	NDe
K282-1	H-1145	Mechanical + Pepsin	1.5 E+06	ip	42	ND
K282-2	H-1145	Mechanical + Pepsin	1.5 E+06	ip	42	ND
K283-1	H-1145	Peritoneal parasites of K280-2	3.0 E+04	ip	5c	Positive
K283-2	H-1145	Peritoneal parasites of K280-2	3.0 E+04	ip	5c	Positive

^a1 × 10⁴ bradyzoites of this preparation were also inoculated on MARC145 cell culture.

^bIntraperitoneal.

^cExperiment was terminated due to signs of disease (ruffled coat, lethargy).

^dFor details see Table 2.

^eND = Not determined.