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. 2019 Aug 23;6(1):69–79. doi: 10.1016/j.aninu.2019.07.002

Fig. 1.

Fig. 1

Electron microscope images of the gut microvilli. (A) Scanning electron microscopy (SEM) images for microvilli density; (B) transmission electron microscope (TEM) images of the microvilli length. CK group: the basal diet; BS group: the basal diet with 1 × 108 CFU/g of Bacillus subtilis; BS + BC group: the basal diet with both 0.5 × 108 CFU/g of B. subtilis and Bacillus cereus NY5; BC group: the basal diet with 1 × 108 CFU/g of B. cereus NY5.