Table 2.
Physiological and biochemical characteristics of the screened Levilactobacillus brevis strains.
| Assay | LBG-29 | LBG-24 | LBD–14 |
|---|---|---|---|
| Carbohydrate metabolism | |||
| Methyl red | − | − | − |
| V-P | − | − | − |
| Esculin hydrolysis | + | − | − |
| Hydrolysed hippurate | − | − | − |
| Starch hydrolysis | − | − | − |
| Sugar fermentation | The results are shown in Table 3 | ||
| Protein and amino acid metabolism | |||
| Indole | − | − | − |
| Hydrogen sulphide | − | − | − |
| Urease production | − | − | − |
| Gelatin liquefaction | − | − | − |
| Enzymes | |||
| Nitrate reduction | − | − | − |
+, positive reaction; −, negative reaction.