Yersinia enterocolitica synonym or cross reference. Children are infected more often than adults, and the infection is more common. Pigs are described as the main reservoirs of the responsible microorganism, and the consumption of raw, undercooked pork is the primary mode of infection. Yersiniosis is an infection caused by the bacteria yersinia enterocolitica that is found in the feces of infected people and animals and in some types of food. Yersinia enterocolitica microbiologia e higiene dos alimentos.
In the united states, most human illness is caused by one species, y. Les yersinioses a yersinia enterocolitica une pathologie davenir. All three species target the lymph tissues during infection and carry. Notes pyrazinamidase activity in yersinia enterocolitica. Yersinia enterocolitica an overview sciencedirect topics.
Clinical and microbiological aspects of yersinia enterocolitica enteric infections in. Yersinia enterocolitica infectious disease advisor. Pronunciation of yersinia enterocolitica with 1 audio pronunciation, 3 translations and more for yersinia enterocolitica. The complete genome sequence and comparative genome analysis of the high pathogenicity yersinia enterocolitica strain 8081. Yersinia enterocolitica microbiologia e higiene dos. In the past 10 years, this microorganism has been extensively studied in numerous publications, focusing on molecular biology, basic genetics, virulence, epidemiology and genomics. This bacterium is not part of the human microbiota, but has been isolated from clinical specimens along with many other animals including pigs, cattle, birds, and domestic animals. Yersinia enterocolitica emerge como patogeno en 1930s.
Yersinia enterocolitica was discovered more than 60 years ago but was not considered as a human or veterinary pathogen until the late 1960s when it became increasingly identified in foodborne gastrointestinal infections 2, 3. Yersinia enterocolitica has been found in humans, warm blooded animals particularly in farm animals and pets, birds and rarely in reptiles, fish and shellfish. Intestinal tracts of infected animals, poultry, and humans contaminated water associated foods. Pdf antimicrobial resistance in yersinia enterocolitica. Yersinia species are commonly found in a wide variety of animals, birds and environmental sources. Yersinia enterocolitica infection is a disease which could be seen all over the world. Identification and typing of yersinia enterocolitica biotypes and.
Bacilo gram negativo, nao flagelado, com capsula transmissao. Yersinia pestis and the enteropathogenic yersiniae. Yersiniosis is an infection caused most often by eating raw or undercooked pork contaminated with yersinia enterocolitica bacteria. Pathogenesis, virulence and antimicrobial resistance. Yersiniosis division of community and public health section. Yersinia enterocolitica causes gastroenteritis and is the most significant yersinia species related to water transmission. What every clinician needs to know pathogen name and classification yersinia enterocolitica a gramnegative coccobacillus in the family enterobacteriaceae. However, the human pathogenic strains most frequently isolated worldwide belong to serogroups o. Yersinia enterocolitica are ubiquitous, being isolated frequently from soil, water, animals, and a variety of foods. Yersinia enterocolitica es una bacteria del tipo cocobacilo, gram negativa, fermentativa. Pdf yersinia enterocolitica are zoonotic bacteria, capable of being transmitted from animals to humans via ingestion of contaminated products. Yersinia pseudotuberculosis and yersinia enterocolitica.
The infectious dose is 108 bacteria or more orally. This bacterium is a gram negative, coccoid shaped, nonspore forming bacillus of the genus yersinia, family enterobacteriaceae. Use of a plasmid of a yersinia enterocolitica biogroup 1a strain for the construction of cloning vectors. Yersinia enterocolitica, a gramnegative coccobacillus, comprises a heterogeneous group of bacterial strains recovered from animal and environmental reservoirs. Jul 12, 2016 a short video about the bacteria yersinia enterocolitica of the bacterium genus yersinia, and the infection that it causes, the yersiniosis. Yersinia enterocolitica, yersinia pseudotuberculosis. Yersinia pseudotuberculosis, a gramnegative zoonotic bacterial pathogen, causes acute gastroenteritis and mesenteric lymphadenitis, which are often accompanied by fever and abdominal pain. Yersinia pestis, yersinia pseudotuberculosis y yersinia enterocolitica. Yersinia enterocolitica pennsylvania department of health. This pathogen causes mainly enterocolitis characterized.
Yersinia enterocolitica belongs to a family of rodshaped bacteria termed enterobacteriaceae. Yersinia pestis, yersinia enterocolitica y yersinia pseudotuberculosis. Pigs are the major animal reservoir for the few strains of y. Yersinia enterocolitica, an enteropathogenic species belonging to the genus yersinia, is widely distributed in nature and affects both humans and animals. Animaltohuman transmission and waterborne transmission. Yersiniosis non plague yersinia signs and symptoms fever, diarrhea, may be bloody diarrhea and pain resembling appendicitis may be erythema nodosum, postinfectious arthritis, sepsis, or rarely necrotizing enterocolitis in infants or tissue abscesses incubation usually 4 7 days, range usually under 10 days case classification.
Sep 27, 2018 yersinia enterocolitica see the image below is a bacterial species in the family enterobacteriaceae that most often causes enterocolitis, acute diarrhea, terminal ileitis, mesenteric lymphadenitis, and pseudoappendicitis but, if it spreads systemically, can also result in fatal sepsis. Yersinia enterocolitica is a gramnegative coccobacillus that causes gastroenteritis in humans. They consist of 11 species, three of which are pathogenic to humans. Yersinia enterocolitica and bacteria that resemble it are ubiquitous, being isolated frequently from soil 2, 18, water 2, 10, 17, animals 2, 18, and a variety of foods 5, 6, 15. The most common clinical manifestation of a ye infection is selflimited gastroenteritis, but extraintestinal manifestations and postinfectious sequelae such as reactive arthritis occur as well. Yersinia enterocolitica is the most common species causing enteric yersiniosis, a specific enteric pathology including acute gastroenteritis with fever, abdominal pains and diarrhea, mesenteric adenitis pseudochirurgical appendicular symptoms, bacteremia and postinfectious immunologic complications arthritis and erythema nodosum. Yersinia enterocolitica ye is a zoonotic bacterial species that causes foodtransmitted infections. Jul 16, 2011 yersinia are short, pleomorphic gram negative rods that can exhibit bipolar staining are catalase positive, oxidase negative and microaerophilic or facultative. Yersinia enterocolitica is a heterogeneous group of strains, which are classified into 6 biogroups, and into more than 57 o serogroups. Yersinia pestis is the agent responsible for the plague. Linking to a nonfederal website does not constitute an endorsement by cdc or any of its employees of the sponsors or the information and products presented on the website.
A temporary rash called erythema nodosum also may appear on the skin, and the. Ye infections are usually sporadic, although outbreaks have. Yersiniosis, acute gastrointestinal infection caused by the bacterium yersinia enterocolitica, characterized by fever, oftenbloody diarrhea, and abdominal pain. By the infrequent isolation of yersinia enterocolitica as one of the causal agents of acute diarrheic diseaseeda, two cases are presented, the first one, a boy of four years old entered at dr. Yersinia enterocolitica are zoonotic bacteria, capable of being transmitted from animals to humans via ingestion of contaminated products. A temporary rash called erythema nodosum also may appear on the skin, and the disease can lead to a temporary arthritis of the knees. Yersinia enterocolitica mainly causes acute enteritis, but systemic infections, such as bacteraemia, joint pain, and rashes have occasionally resulted. Yersiniosis is an infectious disease caused by a bacterium, yersinia. Pyrazinamidase activity in the different yersinia species and biogroups is reported in table 2. Gastroenteritis is the main way of presentation with reported manifestations of watery or bloody diarrhea, vomiting, tenesmus. The majority of human pathogenic strains are found among distinct serogroups e. Yersinia enterocolitica belongs to the enterobacteriaceae family, and has been isolated from a wide variety of wild and domestic animals. Symptoms and sources of yersinia enterocoliticainfection.
A yersinia enterocolitica e responsavel por varias doencas no homem, desde diarreias ate pseudoapendicite. Yersinia enterocolitica, yersinia pseudotuberculosis unam. While some outbreaks are foodborne, others have been found to be caused by person to person or animal to person transmission. It has been isolated from the intestinal tracts and feces of many animals, including rodents rabbits, domestic animals e.
They comprise a biochemically heterogeneous group that can. Intestinal tracts of infected animals, poultry, and humans. Yersiniosis yersinia speciesyersiniosis is an infectious disease caused by enteric bacteria of the genus yersinia. Detection of any yersinia nonpestis species using a culture independent diagnostic test cidt or. Yersinia enterocolitica wikipedia, a enciclopedia livre.
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