Jim Sun examines how Mycobacterium tuberculosis evades human defenses and forges new ways to control this deadly bacterial pathogen. Written byCharlene Lancaster, PhD For millennia, tuberculosis has persisted as a deadly respiratory disease afflicting humans worldwide. Image credit:©STOCK.ADOBE.COM/ Dr_Microbe Register for free to listen to this article For generations, a devastating lung disease has ravaged communities, killing adults and children alike.