Table 2.

Presence of histopathologic changes in C57BL/6 mice (n = 4, except day 22 [n = 1]) after aerosol exposure to a high dose of type A F. tularensis

	Evidence of infection	Bone marrow					Lymph nodes
			Lung	Spleen	Liver	Mediastinum	Sublingual	Mesenteric
Day 0	0	0	0	0	0	0	0	0
Day 1	0	0	0	0	0	0	0	0
Day 2	0	0	0	0	0	0	0	0
Day 3	2	0	2	1	0	0	0	0
Day 5	4	4	4	4	4	1	4	2
Day 6	1	1	0	1	1	0	1a	not done
Day 22	0	0	0	0	0	0	0	0

Data are given as the number of mice affected.

^an = 3