Table 2.

LD₅₀ assessment of E. marmotae M-12 in mouse infection model.

Group	Route of administration	CFU/dose	Alive	Dead	Percentage
1	Intraperitoneal	1 × 1010	0	6	100
2		1 × 109	6	0	0
3		1 × 108	6	0	0
4	Intranasal	1 × 1010	6	0	0
5		1 × 109	6	0	0
6		1 × 108	6	0	0
7	Intravenous	1 × 105	6	0	0
8		1 × 106	6	0	0
9	Intraperitoneal	PBS	6	0	0
10	Intranasal	PBS	6	0	0