That was when the physicians were informed that the patient had worked in a lab and had handled a weakened strain of Yersinia pestis, the bacterium that causes the plague. The hospital used a lab ...

Genetic testing of people who died in Kyrgyzstan eight years before plague reached Europe reveals an ancient strain of the bacterium Yersinia pestis. In the foothills of the Tian Shan mountains in ...

Yet the highly infectious disease borne of the bacterium Yersinia pestis still persists. From 1,000 to 3,000 cases of plague are reported each year globally, 10 to 15 of them in the western United ...

New Mexico has the highest rate of human plague cases in the US with 254 diagnoses since 1970, according to the Center for ...

The bubonic plague is a deadly bacterial infection, caused by Yersinia pestis ... or pus from swollen lymph nodes to look for the Y. pestis bacteria. If you test positive for bubonic plague ...

A surface protease helps Yersinia pestis plow its way through the body ... still extensive debate on the subject of exactly how the bacterium infected individuals, it appears to have involved ...

This was caused by a bacteria, Yersinia pestis, that first hit Europe in the 1340s. People still disagree over where it came from, but the most common theory is that it first emerged in Asia ...

LONDON Several teams of scientists around the world have, for some time, been studying the possibility that a genetic mutation perpetuated by the organism responsible for bubonic plague, or the Black ...

Although the weakened Y. pestis was considered noninfectious, the patient had somehow contracted it, they confirmed. What makes the case unique: Before this case, this weakened strain of plague ...