Interesting Science Videos
Biochemical Test of Yersinia pestis
Basic Characteristics | Properties (Yersinia pestis) |
Capsule | Positive (+ve) |
Catalase | Positive (+ve) |
Citrate | Negative (-ve) |
Flagella | Non-Flagellated |
Gas | Negative (-ve) |
Gelatin Hydrolysis | Negative (-ve) |
Gram Staining | Negative (-ve) |
Growth in KCN | Negative (-ve) |
H2S | Negative (-ve) |
Hemolysis | Negative (-ve) |
Indole | Negative (-ve) |
Motility | Non-Motile |
MR (Methyl Red) | Positive (+ve) |
Nitrate Reduction | Positive (+ve) |
OF (Oxidative-Fermentative) | Facultative anaerobes |
Oxidase | Negative (-ve) |
Pigment | Negative (-ve) |
Shape | Rods |
Spore | Negative (-ve) |
Urease | Negative (-ve) |
VP (Voges Proskauer) | Negative (-ve) |
Fermentation of |
|
Adonitol | Negative (-ve) |
Arabinose | Positive (+ve) |
Cellobiose | Positive (+ve) |
DNase | Negative (-ve) |
Dulcitol | Negative (-ve) |
Glucose | Positive (+ve) |
Glycerol | Variable |
Lactose | Negative (-ve) |
Malonate | Negative (-ve) |
Maltose | Positive (+ve) |
Mannitol | Positive (+ve) |
Mannose | Positive (+ve) |
Melibiose | Variable |
Mucate | Negative (-ve) |
MyoInositol | Negative (-ve) |
Raffinose | Negative (-ve) |
Rhamnose | Negative (-ve) |
Salicin | Variable |
Sorbitol | Variable |
Sorbose | Negative (-ve) |
Sucrose | Negative (-ve) |
Tartrate | Negative (-ve) |
Trehalose | Positive (+ve) |
Xylose | Positive (+ve) |
Enzymatic Reactions |
|
Acetate Utilization | Negative (-ve) |
Aesculine Hydrolysis | Positive (+ve) |
Arginine Dehydrolase | Negative (-ve) |
Lipase | Negative (-ve) |
Lysine | Negative (-ve) |
ONPG (β-galactosidase) | Positive (+ve) |
Ornithine Decarboxylase | Negative (-ve) |
Phenylalanine Deaminase | Negative (-ve) |
Figure: Scanning electron microscope image of Yersinia pestis. Source: www.mirror.co.uk
Nice information sir.
Can Yersinia spp. isolated from pus sample of poultry ? Which are the confirmatory tests for Yersinia ?