Bacille Calmette-Guérin revaccination shows no efficacy in preventing sustained Mycobacterium tuberculosis infection compared with placebo in adolescents in a phase 2b study.

At its core, tuberculosis is an infectious disease caused by Mycobacterium tuberculosis, a rod-shaped bacterium with a unique waxy cell wall that contributes to its resilience and pathogenicity.

Tuberculosis is caused by the bacterium Mycobacterium tuberculosis, which divides every 18 to 24 hours. This is slow for bacteria, but what it lacks in speed it makes up for in durability.

Source Reference: Schmidt AC, et al "BCG revaccination for the prevention of Mycobacterium tuberculosis infection" N Engl J Med 2025; DOI: 10.1056/NEJMoa2412381. Secondary Source.

Chemists found a way to identify a complex sugar molecule in the cell walls of Mycobacterium tuberculosis, the world's deadliest pathogen. This labeling could lead to simpler, faster TB tests.

An outbreak of tuberculosis in the state of Kansas has now been named one of the largest on record in American history after 66 active cases and 79 latent infections in the Kansas City, Kansas ...

There are two types of mycobacteria that can cause tuberculosis in humans: mycobacterium tuberculosis and mycobacterium bovis. However, tuberculosis is most commonly caused by mycobacterium ...

Mycobacterium tuberculosis is a near-perfect predator. In 1882, Robert Koch, the physician who discovered the microbe, told a room full of scientists that it caused one in seven of all deaths. In ...

Tuberculosis is primarily transmitted through the air when people with active pulmonary or laryngeal TB cough, speak, sing, sneeze, or otherwise expel tiny droplets containing Mycobacterium ...

Delayed sputum conversion and high treatment failure are common in patients with bedaquiline-resistant TB, urging faster ...

Mycobacteria are a kind of bacteria that ... This test can also be called an acid-fast bacillus smear and culture, AFB smear ... If a skin or blood test comes back positive for tuberculosis, ...