Mycobacterium tuberculosis: Our African follower for over 70,000 years

One of the deadliest infectious diseases of humankind emerged in Africa 70,000 years ago, a new genetic analysis of 259 Tuberculosis bacterial strains has shown. According to the study, TB bacteria migrated out of Africa hand-in-hand with the first anatomically modern humans. Today's deadly features of TB may be a result of the common migratory path and changes in human live-styles. These evolutionary findings may impact the future developments of new drugs and vaccines.

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