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. 2007 Oct 15;51(12):4261–4266. doi: 10.1128/AAC.01123-07

TABLE 2.

Proportion of mice harboring MXF-resistant mutants

Drug regimen Method of estimation Proportion of mice harboring mutant strains on day:
14 28 42 56 56 + 8 wka
0.25% MXF Direct 0/3 1/3 1/2 1/19
Indirect 0/3 1/3 NAb 3/19
1.5% MXF Direct 0/3 0/3 0/3 0/7 0/20
Indirect 0/3 0/3 0/3 0/7 0/20
a

Mice sacrificed after being kept without treatment for an additional 8 weeks.

b

Not available due to overgrowth of contaminants.