Yersinia pestis - Wikipedia
WebYersinia 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 and responsible for the Far East scarlet-like fever.
Plague | CDC - Centers for Disease Control and Prevention
WebAug 6, 2021 · Plague is a disease that affects humans and other mammals. It is caused by the bacterium, Yersinia pestis. Humans usually get plague after being bitten by a rodent flea that is carrying the plague bacterium or by handling an animal infected with plague. Plague is infamous for killing millions of people in Europe during the Middle Ages.
Plague - World Health Organization (WHO)
WebJul 7, 2022 · Plague is caused by the bacteria Yersinia pestis, a zoonotic bacteria usually found in small mammals and their fleas. People infected with Y. pestis often develop symptoms after an incubation period of one to seven days. There are two main clinical forms of plague infection: bubonic and pneumonic.
Yersinia pestis | Description, Features, Disease, & History
WebYersinia 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 - Symptoms and causes - Mayo Clinic
WebApr 20, 2023 · Plague is a serious illness caused by a germ called Yersinia pestis. The germs mostly live in small rodents and their fleas. The most common way for humans to get plague is a flea bite. Plague is a rare disease. The illness mostly occurs in only a few countries around the world.
Plague - World Health Organization (WHO)
WebMay 27, 2021 · Overview. More. Plague is an infectious disease caused by Yersinia pestis bacteria, usually found in small mammals and their fleas. The disease is transmitted between animals via their fleas and, as it is a zoonotic bacterium, it can also transmit from animals to humans.
Black Death | Definition, Cause, Symptoms, Effects, Death
WebMar 25, 2024 · Yersinia pestis. A microscopic image shows Yersinia pestis, the bacterium that causes plague. The Black Death is widely believed to have been the result of plague, caused by infection with the bacterium Yersinia pestis.
Plague (disease) - Wikipedia
WebPlague is an infectious disease caused by the bacterium Yersinia pestis. [2] . Symptoms include fever, weakness and headache. [1] . Usually this begins one to seven days after exposure. [2] . There are three forms of plague, each affecting a different part of the body and causing associated symptoms.
Plague | Definition, Symptoms, & History | Britannica
WebApr 26, 2024 · plague, infectious disease caused by Yersinia pestis, a bacterium transmitted from rodents to humans by the bite of infected fleas. Plague was the cause of some of the most-devastating epidemics in history. It was the disease behind the Black Death of the 14th century, when as much as one-third of Europe ’s population died.
CDC | Facts About Plague
WebPlague is an infectious disease that affects animals and humans. It is caused by the bacterium Yersinia pestis. This bacterium is found in rodents and their fleas and occurs in many areas of the world, including the United States. Y. pestis is easily destroyed by sunlight and drying.
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