TABLE 2.
Reduction of the infective potentiality of residual E. hellem spores collected in cultures previously treated for 188 h with NIK-Z
| Time (days) | Mean infective potentiality ± SDa
|
Z | Pb | |
|---|---|---|---|---|
| Controls | Treated spores | |||
| 2 | 78 ± 12 | 0 ± 0 | 3.08 | 0.0021 |
| 4 | 138 ± 8.2 | 0 ± 0 | 3.08 | 0.0021 |
| 6 | 172 ± 13 | 0 ± 0 | 3.08 | 0.0021 |
| 7 | 198 ± 17 | 0.5 ± 0.8 | 2.93 | 0.0033 |
| 8 | 211 ± 13 | 4.2 ± 1.7 | 2.88 | 0.0039 |
| 10 | 215 ± 10 | 9.5 ± 1.9 | 2.89 | 0.0038 |
a
Comparisons were between the number of parasitic foci in treated and control samples (Mann-Whitney U test).
b
All P values are after Bonferroni's correction.