Figure 7From: Development of a two-step cultivation strategy for the production of vitamin B12 by Bacillus megaterium Vitamin B12 content/g DCW from the second step of optimization under different growth times in third stage of fermentation with B. megaterium . All vitamin B12 measurements were analyzed by ANOVA analysis with R2 = 97.06%, R2 (adjusted for df) = 93.29%, Std. Dev = 20.724, mean absolute error = 5.48 and Adeq Precision =17.175.Back to article page