Biochemical Test of Mycobacterium tuberculosis

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Last Updated on January 15, 2020 by Sagar Aryal

Biochemical Test of Mycobacterium tuberculosis

Basic CharacteristicsProperties (Mycobacterium tuberculosis)
5 % NaCl ToleranceNegative (-ve)
68°C Catalase TestNegative (-ve)
Acid Fast StainPositive (-ve)
Acid PhosphataseNegative (-ve)
Amidase TestPositive (-ve)
Arylsulphatase TestNegative (-ve)
Growth at 22°CNegative (-ve)
Growth at 25°CNegative (-ve)
Growth at 42°CNegative (-ve)
Growth at 25°CNegative (-ve)
Growth on P-Nitrobenzoic AcidNegative (-ve)
Growth on TCH (10 mg/ml)Positive (-ve)
Iron UptakeNegative (-ve)
Neutral Red TestPositive (-ve)
Niacin TestPositive (-ve)
Nitrate Reduction TestPositive (-ve)
PigmentationNegative (-ve)
Peroxidase TestPositive (-ve)
Pyrazinamidase TestPositive (-ve)
Pyruvate stimulation growthNegative (-ve)
Semi Quantitative Catalase TestNegative (-ve)
Tellurite Reduction TestNegative (-ve)
Tween 80 HydrolysisNegative (-ve)
Urease TestPositive (-ve)

Mycobacterium tuberculosis gram-negative bacteria. Image plenoy m Shutterstock.com.

Mycobacterium tuberculosis gram-negative bacteria. Image: plenoy m /Shutterstock.com.

Biochemical Test of Mycobacterium tuberculosis

3 thoughts on “Biochemical Test of Mycobacterium tuberculosis”

  1. Great info, but M. tuberculosis is an acid resistant bacterium. The staining picturese shows that, coloring with carbofushin. In the information you have Gram negative. When M. tuberculosis is Gram stained, the reaction is Gram variable.

    Reply
  2. Thanks for contribution plz my question is that staphylococcus bacteria is used to produce catalase enzymes this mean that the can be used in several aspects more especially in industry

    Reply

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