Research Article

Keratinase Production by Three Bacillus spp. Using Feather Meal and Whole Feather as Substrate in a Submerged Fermentation

Figure 2

Substrate degradation by B. subtilis1270, B. licheniformis 1274, and B. cereus1274 after 7 days of cultivation at 28°C in feathers or feather meal media.
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