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. 2003 Feb 24;100(5):2789–2794. doi: 10.1073/pnas.0337641100

Table 3.

Spontaneous and induced mutation frequencies of wild-type and Hpnth-deficient X47 H. pylori

Genotype Experiment Mutation frequency, rifR per 108cfu
Induced mutations (×108)
Before macrophages After macrophages
Wild-type 1 4 24 20
2 2 21 19
Hpnthpool 1 21 116 95
2 16 121 105