The Black Death, caused by the spread of the yersinia pestis bacteria by rats, was a devastating pandemic that first struck Europe in the mid-1300s, when it's estimated to have killed up to two ...

A change to a single gene in the bacterium Yersinia pestis has enabled one of the world’s most notorious pathogens to survive for centuries.

Reducing the copies of one gene in the bubonic plague bacterium, Yersinia pestis, made it less deadly but potentially more transmissible ...

Bubonic plague infects the lymph nodes, septicemic plague is in the blood, and pneumonic plague affects the lungs. Yersinia pestis itself is a bacterium with some deep historical roots and has ...

Some, like those behind the bubonic plague, have had a big impact on our immune systems. The Black Death in the 14th century was the single deadliest event in recorded history, ...

The bubonic plague wiped out tens of millions of people in Europe in the 14th century — gaining the grim label the Black Death.In 2024, a handful of cases arise each year in the United States ...

When the Black Death struck, there were no evolutionary biologists to document its impact. In the 1990s, some scientists searched for clues by studying the DNA of living Europeans.

The bubonic plague is the most common. The black plague killed about 25 million people in Europe during Middle Ages — and currently affects about five to 15 people each year in the U.S. Symptoms ...

It’s also a place of unimaginable tragedy, sacrifice, and resilience. In the year 1665, Eyam was ravaged by the bubonic plague. As the disease spread rapidly throughout ...

A person in Pueblo County, Colorado, about 100 miles south of Denver, has been infected with bubonic plague, local health officials said Monday. Last week, state and local officials identified the ...