Research Article
Application of Response Surface Methodology for Optimizing Arginine Deiminase Production Medium for Enterococcus faecium sp. GR7
Table 5
Regression analysis (ANOVA) for the growth.
| Source | Sum of squares | Degree of freedom | Mean squares | F value | P value | Prob > F |
| Model | 8.150 | 9 | 0.960 | 11.228 | 0.0004 | Significant | A-tryptone | 3.591 | 1 | 3.591 | 44.527 | <0.0001 | | B-lactose | 1.564 | 1 | 1.564 | 19.395 | 0.0013 | | C-arginine | 0.099 | 1 | 0.099 | 1.224 | 0.2945 | | AB | 0.777 | 1 | 0.777 | 9.633 | 0.0112 | | AC | 0.002 | 1 | 0.002 | 0.019 | 0.8928 | | BC | 0.012 | 1 | 0.012 | 0.148 | 0.7085 | | A∧2 | 0.134 | 1 | 0.134 | 1.664 | 0.2260 | | B∧2 | 0.970 | 1 | 0.970 | 12.034 | 0.0060 | | C∧2 | 1.308 | 1 | 1.308 | 16.241 | 0.0024 | | Residual | 0.806 | 10 | 0.081 | | | | Lack of fit | 0.793 | 5 | 0.159 | 60.763 | <0.0002 | Significant | Pure error | 0.013 | 5 | 0.003 | | | | Cor total | 8.956 | 9 | | | | |
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Coefficient of determination () = 0.909.
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