tokens: Intravenous inoculation of 4 . 2 x 10 ( 10 ) to 7 . 8 x 10 ( 10 ) pyocin type 6 Pseudomonas organisms in monkeys given vincristine sulfate 4 days previously resulted in fatal infection in 11 of 14 monkeys , whereas none of four receiving Pseudomonas alone died .