Biochemical Test of Salmonella Typhi

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)

About Author

Photo of author

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.

2 thoughts on “Biochemical Test of Salmonella Typhi”

  1. 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

    Reply

Leave a Comment

This site uses Akismet to reduce spam. Learn how your comment data is processed.