Biochemical Test of Bacillus anthracis

Biochemical Test of Bacillus anthracis

­Basic Characteristics Properties (Bacillus anthracis)
Capsule Capsulated
Catalase Positive (+ve)
Gas Negative (-ve)
Gelatin Hydrolysis Positive (+ve)
Gram Staining Positive (+ve)
Hemolysis Negative (-ve)
Indole Positive (+ve)
Motility Negative (-ve)
Nitrate Reduction Positive (+ve)
Oxidase Negative (-ve)
Pigment Negative (-ve)
Shape Rods
Spore Positive (+ve)
Urease Negative (-ve)
VP (Voges Proskauer) Positive (+ve)

Fermentation of

Adonitol Negative (-ve)
Arabinose Negative (-ve)
Arabitol Negative (-ve)
Cellobiose Negative (-ve)
Dulcitol Negative (-ve)
Erythritol Negative (-ve)
Fructose Variable
Galactose Negative (-ve)
Glucose Positive (+ve)
Glycerol Negative (-ve)
Glycogen Positive (+ve)
Inositol Negative (-ve)
Inulin Negative (-ve)
Lactose Negative (-ve)
Maltose Positive (+ve)
Mannitol Negative (-ve)
Mannose Negative (-ve)
Melibiose Negative (-ve)
Raffinose Negative (-ve)
Rhamnose Negative (-ve)
Ribose Positive (+ve)
Salicin Negative (-ve)
Sorbitol Negative (-ve)
Starch Positive (+ve)
Sucrose Positive (+ve)
Trehalose Positive (+ve)
Xylose Negative (-ve)

Enzymatic Reactions

Arginine Dehydrolase Positive (+ve)
Casein Hydrolysis Positive (+ve)
Esculin Hydrolysis Positive (+ve)
Lecithinase Variable
Lysine Negative (-ve)
Ornithine Decarboxylase Negative (-ve)
Phenylalanine Deaminase Negative (-ve)
Tyrosine Hydrolysis Negative (-ve)

Bacillus_anthracis_Gram_Stain

Figure: Bacillus anthracis Gram Stain; Source: Wikipedia

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.

Leave a Comment

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