Mycobacterium tuberculosisH37Rv:ΔRD1 Is More Virulent thanM. bovisBacille Calmette‐Guérin in Long‐Term Murine Infection

Abstract
Region of difference (RD1) genes are present in virulent Mycobacterium tuberculosis but not the vaccine strain M. bovis bacille Calmette-Guérin (BCG).