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Relationship between the chitinase genes profile and the spectrum of antifungal activity.
| Spectrum of the Antifungal Activity | Profile of Chitinase Genes | ||||||||
|---|---|---|---|---|---|---|---|---|---|
| Both chi36 and chit a | Only chi36 | Only chit | None | ||||||
| N | n | x | n | x | n | x | n | x | |
| Activity against at least three fungi | 81 | 50 | 0.62 | 5 | 0.06 | 4 | 0.05 | 22 | 0.27 |
| Activity against one or two fungi | 54 | 10 | 0.19 | 1 | 0.02 | 16 | 0.30 | 27 | 0.5 |
N, n: number of B. thuringiensis isolates; x: ratio n/N. a chit: endochitinase.
