Biochemical Test of Proteus mirabilis

Biochemical Test of Proteus mirabilis

­Basic Characteristics Properties ( Proteus mirabilis )
Capsule Negative (-ve)
Catalase Positive (+ve)
Citrate Positive (+ve)
Flagella Positive (+ve)
Gas from Glucose Positive (+ve)
Gelatin Hydrolysis Positive (+ve)
Gram Staining Negative (-ve)
Growth in KCN Positive (+ve)
H2S Positive (+ve)
Indole Negative (-ve)
Motility Positive (+ve)
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 Positive (+ve)
VP (Voges Proskauer) Negative (-ve)

Fermentation of

Adonitol Negative (-ve)
Arabinose Negative (-ve)
Arabitol Negative (-ve)
Cellobiose Negative (-ve)
DNase Variable
Dulcitol Negative (-ve)
Erythritol Negative (-ve)
Glucose Positive (+ve)
Glycerol Positive (+ve)
Inositol Negative (-ve)
Lactose Negative (-ve)
Malonate Negative (-ve)
Maltose Negative (-ve)
Mannitol Negative (-ve)
Mannose Negative (-ve)
Melibiose Negative (-ve)
Mucate Negative (-ve)
MyoInositol Negative (-ve)
Raffinose Negative (-ve)
Rhamnose Negative (-ve)
Salicin Negative (-ve)
Sorbitol Negative (-ve)
Starch Negative (-ve)
Sucrose Negative (-ve)
Tartrate Positive (+ve)
Trehalose Positive (+ve)
Xylose Positive (+ve)

Enzymatic Reactions

Acetate Utilization Negative (-ve)
Aesculine Hydrolysis Negative (-ve)
Casein Hydrolysis Negative (-ve)
Esculin Hydrolysis Negative (-ve)
Lipase Positive (+ve)
Lysine decarboxylases Negative (-ve)
ONPG (β-galactosidase) Negative (-ve)
Ornithine Decarboxylase Positive (+ve)
Pectate Degradation Negative (-ve)
Phenylalanine Deaminase Positive (+ve)
Tryptophan Deaminase Negative (-ve)

About Author

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Sagar Aryal

Sagar Aryal is a microbiologist and a scientific blogger. He attended St. Xavier’s College, Maitighar, Kathmandu, Nepal, to complete his Master of Science in Microbiology. He worked as a Lecturer at St. Xavier’s College, Maitighar, Kathmandu, Nepal, from Feb 2015 to June 2019. After teaching microbiology for more than four years, he joined the Central Department of Microbiology, Tribhuvan University, to pursue his Ph.D. in collaboration with Helmholtz-Institute for Pharmaceutical Research Saarland (HIPS), Saarbrucken, Germany. He is interested in research on actinobacteria, myxobacteria, and natural products. He has published more than 15 research articles and book chapters in international journals and well-renowned publishers.

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