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Yersinia Pestis

 Yersinia pestis host adaptation and virulence can enable systemic and fatal disease

Published in TB and Outbreaks Week, April 18th, 2006

Host adaptation and virulence of Yersinia pestis can enable systemic and fatal disease.

"Plague is caused by Yersinia pestis, which evolved from the enteric pathogen Y. pseudotuberculosis, which normally causes a chronic and relatively mild disease. Y. pestis is not only able to parasitize the flea but also highly virulent to rodents and humans, causing epidemics of a systemic and often fatal disease," scientists in People's Republic of China report.

According to the authors, "Y. pestis could be used as a bioweapon and for bioterrorism. It uses a number of strategies that allow the pathogen to change its lifestyle...

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