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Nature Medicine 13, 286-287 (1 March 2007) | doi:10.1038/nm0307-286;

Mycobacterial virulence and specialized secretion: same story, different ending

Marcel A Behr & David R Sherman

Since its introduction as a public health intervention in 1921, vaccination with Bacillus Calmette-Gu|[eacute]|rin (BCG) has a long and controversial history. As a tool to study the pathogenesis of tuberculosis, BCG has a much shorter, but no less interesting, history.

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