Francisella tularensis subsp. tularensis Archives

Biochemical Test of Bacteria

January 10, 2020December 10, 2019 by Sagar Aryal

Biochemical Test of Bacteria Biochemical reactions are very important in the identification of bacterial isolates and in the identification of different bacterial species. These tests depend on the presence of certain enzymes, such as catalase, oxidase, urease, gelatinase, etc., produced by the bacteria. Different bacteria produce varying spectra of enzymes. For example, some enzymes are necessary for the bacterium’s individual …

Biochemical Test of Francisella tularensis subsp. tularensis

January 9, 2020August 13, 2019 by Sagar Aryal

Biochemical Test of Francisella tularensis subsp. tularensis Image Source: New York State Health Department Some of the characteristics are as follows: Basic Characteristics Properties (Francisella tularensis subsp. tularensis) Capsule Positive (+ve) Catalase Positive (+ve) Flagella Negative (-ve) Gas Negative (-ve) Gelatin Hydrolysis Negative (-ve) Gram Staining Faintly stained Gram-negative H2S (in cysteine-supplemented medium) Positive (+ve) Indole Negative (-ve) Motility Negative …