Fig. 7From: Optimization of xylanase production by Streptomyces sp. P12-137 using response surface methodology and central composite designDynamics of xylanase production by Streptomyces sp. P12-137 in submerged fermentation (SmF) with the medium before (■) and after optimization (●). Each value is the mean value of n = 3 experimentsBack to article page