Biochemical characterization of different bacillus subtilis strains used for producing probiotics at IVA

ABSTRACT

Biochemical characteristics of B. subtilis Du, B. subtilis NT, B. subtilis ATCC 6633 were primarily the same, but their size was smaller with small colonies, R form and opaquely white color. 72 hours was culture duration for obtaining highest amount of amylase in B. subtilis ATCC, while in B. subtilis NT and B. subtilis Du – 96 hours