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The only widely licensed vaccine against tuberculosis (TB) is the Bacille Calmette-Guérin (BCG) vaccine. Developed in the 1920s by French scientists Albert Calmette and Camille Guérin, it is created using a live, weakened strain of Mycobacterium bovis (a bacterium closely related to human TB that primarily affects cows).
The only widely licensed vaccine against tuberculosis (TB) is the Bacille Calmette-Guérin (BCG) vaccine. Developed in the 1920s by French scientists Albert Calmette and Camille Guérin, it is created using a live, weakened strain of Mycobacterium bovis (a bacterium closely related to human TB that primarily affects cows).