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. 2012 Apr;19(4):468–476. doi: 10.1128/CVI.05591-11

Table 2.

Summary of challenge data

Group No. of mice Target challenge dose (CFU) Presented challenge dose (CFU) % survival Mean time to death (range), in days SD
1 10 2 × 102 2.3 × 102 90 6.0 NAa
2 10 2 × 103 4.4 × 103 40 3.8 (3–5) 0.98
3 10 2 × 104 2.5 × 104 0 4.8 (3–7) 1.72
4 10 2 × 105 7.9 × 104 0 3.8 (3–6) 1.03
5 10 2 × 106 6.9 × 105 0 3.1 (3–4) 0.32
a

NA, one mouse died on day 6.