From mild-mannered to killer plague: New study explains plague's rapid evolution
Monday, August 29, 2011 - 14:00
in Health & Medicine
In the evolutionary blink of an eye, a bacterium that causes mild stomach irritation evolved into a deadly assassin responsible for the most devastating pandemics in human history. How did the mild-mannered Yersinia pseudotuberculosis become Yersinia pestis, more commonly known as the Plague?