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. 2001 Oct;69(10):6179–6185. doi: 10.1128/IAI.69.10.6179-6185.2001

TABLE 3.

Infectivity rates and median no. of CFU per gram of kidney from animals with positive kidney cultures

Strain Phenotype Infectivity ratea Median no. of CFU/g of kidney
CFT073 TonB+ 7/9 5.2 × 103
CFT073-TB TonB 2/10 0b
CFT073-TB(pYUK1) TonB+ 7/8 1.3 × 104
a

Number of animals with positive kidney cultures/number of animals inoculated. 

b

P = 0.01 in comparison with CFT073 and CFT073-TB(pYUK1), as determined by the Mann-Whitney test.