For generations, a tiny piece of DNA has mastered the art of inheritance by hijacking the yeast cell’s division machinery, despite providing no known benefit to its host, the yeast.

Tuberculosis(TB) has claimed 1.8 million human lives globally according to World Health Organization, in 2015. Despite Bacillus Calmette-Guerin (BCG) vaccine, the only available vaccine for TB, currently one-third of the world is latently infected with TB due to the incompetence of BCG in adults against Mycobacterium tuberculosis, the bacteria responsible for TB.