Biochemical Test of Francisella tularensis subsp. tularensis

Biochemical Test of Francisella tularensis subsp. tularensis

Biochemical Test of Francisella tularensis subsp. tularensis

Biochemical Test of Francisella 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 (-ve)
Nitrate Reduction Negative (-ve)
NH3 produced in liquid media Negative (-ve)
Oxidase Negative
Shape Short, rod-shaped or coccoid
Spore Negative (-ve)
Sodium ricinoleate solubility Positive (+ve)
Urease Negative (-ve)

Fermentation of

Glucose Positive (+ve)
Glycerol Positive (+ve)
Lactose Negative (-ve)
Maltose Positive (+ve)
Sucrose Negative (-ve)

Enzymatic Reactions

Beta-Lactamase Positive (+ve)
Citrulline ureidase (CTU) Positive (+ve)

References

  1. Bergey’s Manual of Systematic Bacteriology Volume 2: The Proteobacteria, Part B: The Gammaproteobacteria.
  2. https://www.health.ny.gov/guidance/oph/wadsworth/francisella_tularensis.pdf
  3. https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3352279/
  4. https://catalog.hardydiagnostics.com/cp_prod/Content/hugo/Francisella.htm
  5. https://jcm.asm.org/content/jcm/30/1/172.full.pdf
  6. https://www.ppdictionary.com/bacteria/gnbac/tularensis.htm
  7. http://wildpro.twycrosszoo.org/S/0zM_Gracilicutes/francisella/Francisella_tularensis_LitReps/Francisella_tularensis.htm
  8. https://cmr.asm.org/content/15/4/631
  9. http://www.austincc.edu/microbio/2993x/ft.pdf\
  10. https://www.ncbi.nlm.nih.gov/pubmed/7510445

Biochemical Test of Francisella tularensis subsp. tularensis

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