Table 3 Biochemical characterization of stress-tolerant bacteria isolated from soil samples (CSSRI, 24 South Paragonas)
Biochemical tests | SB 1 | SB 2 | SB 3 | SB 4 | SB 5 |
|---|---|---|---|---|---|
Utilization of citrate | + | + | + | − | + |
Methyl red | + | − | − | + | + |
Voges Proskauer | − | − | − | − | − |
Indole | − | − | + | + | + |
Nitrate reduction | + | − | − | − | − |
Hydrolysis of gelatin | + | + | − | + | − |
Catalase | + | + | + | + | + |
Oxidase | + | + | + | + | + |
ONPG | − | + | + | − | − |
Esculin hydrolysis | + | + | + | − | + |
Malonate utilization | + | + | + | + | − |
Hydrolysis of urea | + | − | − | + | − |
Hydrolysis of starch | + | − | − | + | − |
Carbohydrates fermentation test (acid production from carbohydrates) | |||||
Lactose | − | + | − | − | + |
Xylose | − | + | − | + | + |
Maltose | − | + | + | + | + |
Fructose | + | + | + | + | + |
Dextrose | + | + | + | + | + |
Galactose | + | + | + | + | + |
Raffinose | − | + | − | − | + |
Trehalose | + | + | + | + | + |
Melibiose | − | − | − | − | − |
Sucrose | + | + | + | − | + |
L-Arabinose | − | + | − | − | + |
Mannose | − | + | + | + | + |
Inulin | + | − | − | − | + |
Sodium gluconate | + | + | + | + | + |
Glycerol | + | + | + | + | + |
Salicin | − | + | + | + | + |
Glucosamine | − | + | + | − | + |
Dulcitol | − | − | − | − | − |
Inositol | − | + | + | + | − |
Sorbitol | − | − | + | − | − |
Adonitol | − | − | − | − | + |
α-Methyl-D-glucoside | − | + | − | − | − |
Ribose | + | + | + | + | + |
Rhamnose | + | − | + | − | − |
Cellobiose | − | + | − | − | − |
Melezitose | + | + | − | − | + |
α-Methyl-D-mannoside | − | − | − | − | − |
Xylitol | − | − | − | + | + |
D- Arabinose | − | − | − | − | + |
Sorbose | + | − | − | − | + |