Biochemical Test of Serratia marcescens

Biochemical Test of Serratia marcescens

­Basic Characteristics Properties (Serratia marcescens)
Capsule Negative (-ve)
Catalase Positive (+ve)
Citrate Positive (+ve)
Flagella Positive (+ve)
Gas Variable
Gelatin Hydrolysis Positive (+ve)
Gram Staining Negative (-ve)
H2S Negative (-ve)
Indole Negative (-ve)
Motility Positive (+ve)
MR (Methyl Red) Negative (-ve)
Nitrate Reduction Positive (+ve)
OF (Oxidative-Fermentative) Facultative Anaerobes
Oxidase Negative (-ve)
Pigment Positive (+ve)
Shape Rods
Spore Negative (-ve)
Urease Positive (+ve)
VP (Voges Proskauer) Positive (+ve)

Fermentation of

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

Enzymatic Reactions

Acetate Utilization Variable
Aesculine Hydrolysis Positive (+ve)
Arginine Dehydrolase Negative (-ve)
Casein Hydrolysis Positive (+ve)
Esculin Hydrolysis Positive (+ve)
Lipase Positive (+ve)
Lysine decarboxylase Positive (+ve)
ONPG (β-galactosidase) Positive (+ve)
Ornithine Decarboxylase Positive (+ve)
Phenylalanine Deaminase Negative (-ve)
Tween 80 hydrolysis Positive (+ve)
Tryptophan Deaminase Negative (-ve)
Tyrosine Hydrolysis Variable

Serratia marcescens

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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