Yersinia pestis (Y. pestis; formerly Pasteurella pestis) is a gram-negative, non-motile, coccobacillus bacterium without spores that is related to both Yersinia enterocolitica and Yersinia pseudotuberculosis, the pathogen from which Y. pestis evolved [1] [2] and responsible for the Far East scarlet-like fever.

2024年12月25日 · Yersinia pestis, bacterium in the family Yersiniaceae (order Enterobacterales) that causes plague. Yersinia pestis is classified as a Gram-negative coccobacillus, being spherical to cylindrical in shape and having a thin peptidoglycan cell wall surrounded by an outer lipopolysaccharide membrane.

Plague is a potentially life-threatening disease caused by the bacterium, Yersinia pestis. Plague occurs naturally in areas of the western United States, where it circulates among wild rodents and other animals. Plague can be cured with antibiotics, but treatment must be given quickly.

2023年4月20日 · Plague is caused by a bacteria called Yersinia pestis. The bacteria circulate in populations of small animals and their fleas. In the western United States, these animals include: Rats, mice and voles. Squirrels. Rabbits. Prairie dogs. Ground squirrels and chipmunks.

Plague is an illness you get from Yersinia pestis bacterium. You usually get the most common form (bubonic plague) from flea bites, but you can get pneumonic plague from someone who’s infected. Plague caused deadly pandemics in the past and still exists in many countries today. You can survive plague if you’re treated with antibiotics quickly.

To learn about Yersinia pestis and the disease it causes, visit CDC's plague website. People can get infected after swallowing Yersinia. Children are more likely to get Yersinia infection than adults. Germs can spread from hands to infants and toddlers.

The Gram-negative bacterium Yersinia pestis is responsible for deadly plague, a zoonotic disease established in stable foci in the Americas, Africa, and Eurasia. Its persistence in the environment relies on the subtle balance between Y. pestis -contaminated soils, burrowing and nonburrowing mammals exhibiting variable degrees of plague ...

2020年12月10日 · The Yersinia pestis bacterium is associated with the disease known as plague. The genus Yersinia is a member of the enterobacteria family and includes three human pathogens. One of these – Yersinia pestis – is a gram-negative, non …

2023年8月7日 · Plague is a zoonotic infection that has affected humans for thousands of years. In humans, the primary plague syndromes are bubonic, septicemic, and pneumonic. All of these result from infection with the gram-negative bacillus Yersinia pestis.

2024年6月2日 · Plague is caused by the gram-negative bacterium Yersinia pestis. Symptoms are mainly severe pneumonia or large, tender lymphadenopathy with high fever, often progressing to septicemia. Diagnosis is epidemiologic and clinical, confirmed by culture and serologic testing.