Research Article
Production of Prodigiosin Using Tannery Fleshing and Evaluating Its Pharmacological Effects
Table 2
Effect of nitrogen sources as additive on prodigiosin production by Serratia marcescens NPLR1 at 37°C and pH 7.
| Prodigiosin (mg/mL) | Concentration of nitrogen sources (w/v) | Nitrogen sources | 0.5% | 1% | 1.5% | 2% |
| Casein | 1.65 | 1.89 | 2.46 | 2.97 | Gelatin | 1.98 | 2.34 | 2.67 | 2.89 | Yeast extract | 0.156 | 0.235 | 0.924 | 1.276 | Peptone | 0.169 | 0.547 | 1.25 | 1.62 | Tryptone | 0.025 | 0.156 | 0.324 | 0.367 | Sodium nitrate | BDL | BDL | BDL | BDL | Urea | 0.012 | 0.036 | 0.089 | 0.124 | Ammonium sulfate | BDL | BDL | BDL | BDL | Ammonium nitrate | 0.037 | 0.068 | 0.152 | 0.184 | Potassium nitrate | BDL | BDL | BDL | BDL | Monosodium glutamate | 0.856 | 1.23 | 1.67 | 1.66 | Diammonium phosphate | 0.624 | 0.951 | 1.35 | 1.87 | Glycine | 0.321 | 0.576 | 0.864 | 1.26 |
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BDL: below detectable limit.
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