Search results
Yersinia is a genus of bacteria in the family Yersiniaceae. Yersinia species are Gram-negative, coccobacilli bacteria, a few micrometers long and fractions of a micrometer in diameter, and are facultative anaerobes. Some members of Yersinia are pathogenic in humans; in particular, Y. pestis is the causative agent of the plague.
Jun 30, 2022 · Yersiniosis is an infection. It results from bacteria called Yersinia enterocolitica. Most often, people get this infection when they eat pork that’s raw or undercooked. You can also get it from other animals, such as rodents, cows, sheep, rabbits and horses. Less commonly, dogs and cats can spread the bacteria, too.
Jul 7, 2022 · Key facts. 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.
Jul 3, 2023 · Yersinia enterocolitica is a gram-negative bacillus shaped bacterium that causes a zoonotic disease called yersiniosis. The infection is manifested as acute diarrhea, mesenteric adenitis, terminal ileitis, and pseudoappendicitis. In rare cases, it can even cause sepsis.[1][2][3]
Plague and Other Yersinia Infections - Etiology, pathophysiology, symptoms, signs, diagnosis & prognosis from the Merck Manuals - Medical Professional Version.
Yersinia, (genus Yersinia ), any of a group of ovoid- or rod-shaped bacteria of the family Enterobacteriaceae. Yersinia are gram-negative bacteria and are described as facultative anaerobes, which means that they are capable of surviving in both aerobic and anaerobic environments.
2 days ago · 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.
