Which type of bacteria is Mycobacterium tuberculosis?

Mycobacterium tuberculosis (M. tb) is a species of pathogenic bacteria in the family Mycobacteriaceae and the causative agent of tuberculosis….

Is M. tuberculosis gram positive?

In the standard reference of bacterial phylogeny based on 16S ribosomal RNA sequence comparison, M. tuberculosis belongs to the high G+C Gram-positive bacteria that form a monophyletic group with the low G+C Gram-positive bacteria such as Bacillus subtilis.

Is Mycobacterium tuberculosis a bacilli?

Humans are the only reservoir for Mycobacterium tuberculosis. The organism is an acid-fast, aerobic bacillus with a high cell wall content of high-molecular-weight lipids.

Where is Mycobacterium tuberculosis commonly found?

Tuberculosis (TB) is an acute or chronic bacterial infection found most commonly in the lungs.

What are the signs of TB infection?

The usual symptoms that occur with an active TB infection are: a generalized tiredness or weakness, weight loss, fever, and night sweats.

What are the early signs of tuberculosis?

Symptoms of Tuberculosis. Generally, people only show symptoms of tuberculosis when they have the active form of the disease. Early signs and symptoms may include fever, chills, and loss of appetite. The more specific symptoms of the condition include cough that lasts 3 weeks or longer, pain in the chest, and coughing up blood.

How can you catch TB?

You can catch TB by breathing in droplets in the air that contain the bacterium M. tuberculosis. These are spread through the air when someone with TB coughs or sneezes. Only some people with TB in their lungs are infectious to others.

What bacteria causes tuberculosis?

Tuberculosis (TB) is an infectious disease usually caused by Mycobacterium tuberculosis (MTB) bacteria. Tuberculosis generally affects the lungs, but can also affect other parts of the body.