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Table 3 LD50 calculations.

From: Deleting qseC downregulates virulence and promotes cross-protection in Pasteurella multocida

ΔqseC Infection dose (CFU) 3.72 × 108 4.46 × 107 4.46 × 106 4.46 × 104
Death/Total mice 9/10 3/10 1/10 2/10
LD50 = 5.28 × 107 CFU
C-qseC Infection dose (CFU) 3.80 × 106 3.80 × 104 3.80 × 103 3.80 × 102
Death/Total mice 9/10 6/10 4/10 0/10
LD50 = 2.48 × 104 CFU