bacterium

Plague is a disease caused by the Yersinia pestis bacterium, the same pathogen that killed millions of people in Europe during the Middle Ages.

From Barron's ● Oct. 7, 2026

The bacterium that causes the plague, Yersinia pestis, found among rodents such as marmots in the area.

From BBC ● Oct. 7, 2026

Instead, the disease appears to have resurfaced in different parts of Europe over hundreds of years, potentially creating several new reservoirs where the bacterium could persist.

From Science Daily ● Sep. 20, 2026

It uses a harmless bacterium to insert DNA into the rootstock exactly where it is needed to give the tree resistance.

From The Wall Street Journal ● Sep. 19, 2026

Jahrling guessed that the flask had been wiped out by a common soil bacterium called pseudomonas.

From "The Hot Zone" by Richard Preston

The research work included testing stem cell production, creating and testing IV fluid, and studying how the bacteria that causes pneumonia can lead to long‑term heart damage.

From Los Angeles Times ● Oct. 8, 2026

"You're altering the microbiome of your gut, and perhaps creating antibiotic resistant bacteria in your body that will fight off the drug therapy the next time you really need it," he said.

From Barron's ● Oct. 8, 2026

It’s caused by a bacteria called Yersinia pestis that infects fleas and the small mammals that host fleas, and there are actually three types of plague depending on which part of the body becomes infected.

From Slate ● Oct. 8, 2026

"While the findings suggest that reducing simple sugars may limit microbiome injury, whether sugar directly supports Enterococcus, weakens competing bacteria, or acts through another mechanism in patients remains to be seen."

From Science Daily ● Oct. 7, 2026

Instead, Garfield's bullet wound had been contaminated with bacteria by his own doctors, starting with the first examination on the dirty floor of the railroad depot.

From "Ambushed!" by Gail Jarrow