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

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Sagar Aryal

Sagar Aryal is a microbiologist and a scientific blogger. He is doing his Ph.D. at the Central Department of Microbiology, Tribhuvan University, Kathmandu, Nepal. He was awarded the DAAD Research Grant to conduct part of his Ph.D. research work for two years (2019-2021) at Helmholtz-Institute for Pharmaceutical Research Saarland (HIPS), Saarbrucken, Germany. Sagar is interested in research on actinobacteria, myxobacteria, and natural products. He is the Research Head of the Department of Natural Products, Kathmandu Research Institute for Biological Sciences (KRIBS), Lalitpur, Nepal. Sagar has more than ten years of experience in blogging, content writing, and SEO. Sagar was awarded the SfAM Communications Award 2015: Professional Communicator Category from the Society for Applied Microbiology (Now: Applied Microbiology International), Cambridge, United Kingdom (UK).

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