Tuberculosis

New tuberculosis study findings reported from University of Hong Kong, Medical Department

Published in Vaccine Weekly, January 23rd, 2008

"Among 125 clinical isolates of Mycobacterium tuberculosis collected in Hong Kong and Shanghai, China, between 2002 and 2004, IS6110 typing revealed that 71 strains (57%) belonged to the Beijing family. The intracellular growth of the strains in human peripheral blood monocyte-derived macrophages was measured ex vivo on days 0, 3, 6, and 10," scientists in Hong Kong, People's Republic of China report.

"Among all tested strains, three hypervirulent strains showed significant increases in intracellular growth after 10 days of incubation. With an initial bacterial load of 10(4) CFU, most of the clinical isolates and H37Ra (an avirulent strain) exhibited no intracellular...

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Source: Vaccine Weekly (2008-01-23)

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