Interesting Science Videos
Biochemical Test of Salmonella Typhi
| Characteristics | Salmonella Typhi |
| Capsule | Negative (-ve) |
| Catalase | Positive (+ve) |
| Citrate | Negative (-ve) |
| Flagella | Positive (+ve) |
| Gas | Negative (-ve) |
| Gelatin Hydrolysis | Negative (-ve) |
| Gram Staining | Negative (-ve) |
| Growth in KCN | Negative (-ve) |
| H2S | Positive (+ve) |
| Indole | Negative (-ve) |
| Motility | Positive (+ve) |
| MR (Methyl Red) | Positive (+ve) |
| MUG Test | Negative (-ve) |
| Nitrate Reduction | Positive (+ve) |
| Oxidase | Negative (-ve) |
| Pigment | Negative (-ve) |
| Shape | Rod |
| Spore | Negative (-ve) |
| TSIA (Triple Sugar Iron Agar) | Alkali/Acid |
| Urease | Negative (-ve) |
| VP (Voges Proskauer) | Negative (-ve) |
Fermentation of |
|
| Adonitol | Negative (-ve) |
| Arabinose | Negative (-ve) |
| Arabitol | Negative (-ve) |
| Cellobiose | Negative (-ve) |
| DNase | Negative (-ve) |
| Dulcitol | Negative (-ve) |
| Erythritol | Negative (-ve) |
| Esculin Hydrolysis | Negative (-ve) |
| Glucose | Positive (+ve) |
| Glycerol | Negative (-ve) |
| Inositol | Negative (-ve) |
| Lactose | Negative (-ve) |
| Malonate | Negative (-ve) |
| Maltose | Positive (+ve) |
| Mannitol | Positive (+ve) |
| Mannose | Positive (+ve) |
| Melibiose | Positive (+ve) |
| Mucate | Negative (-ve) |
| MyoInositol | Negative (-ve) |
| Raffinose | Negative (-ve) |
| Rhamnose | Negative (-ve) |
| Salicin | Negative (-ve) |
| Sorbitol | Positive (+ve) |
| Sucrose | Negative (-ve) |
| Tartrate | Positive (+ve) |
| Trehalose | Positive (+ve) |
| Xylose | Positive (+ve) |
Enzymatic Reactions |
|
| Acetate Utilization | Negative (-ve) |
| Arginine Dehydrolase | Negative (-ve) |
| Esculin Hydrolysis | Negative (-ve) |
| Lipase | Negative (-ve) |
| Lysine | Positive (+ve) |
| ONPG (β-galactosidase) | Negative (-ve) |
| Ornithine Decarboxylase | Negative (-ve) |
| Peroxidase | Negative (-ve) |
| Tyrosine Hydrolysis | Negative (-ve) |
DEAR SIR HOW CAN IDENTIFY SALMONELLA TYPHI IF ON SS AGAR AND XLD AGAR PIGMENT NOT OBSERVED WHICH TEST CAN I PERFORM IN MANUALLY.
THANKS IN ADVANCED
Perform biochemical tests like TSI, Urease, Citrate,Indole, catalase and indole
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