Figure 2-6932.
Toxemia. Plasma levels of anthrax toxin PA were determined by ELISA after infusion of bacteria. Challenge dose in CFU/kg: 105 to 106 (▿, n = 2); 107 (□, n = 3); 108 (•, n = 3); and 109 (▴, n = 3). *P < 0.05; **P < 0.01.
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