The genus enterobacter was first described by hormaeche and edwards in 1960. We report a case of a 3monthold nigerian male child who. Enterobacter asburiae, enterobacter cancerogenus, enterobacter dissolvens, enterobacter hormaechei, enterobacter kobei, and enterobacter nimipressuralis are closely related to it and are subsumed in the socalled e. Enterobacter article about enterobacter by the free dictionary. We report a case of osteomyelitis caused by enterobacter cancerogenus resistant to aminopenicillins in a 56yearold male who had a motorcycle accident and suffered from multiple bone fractures with abundant environmental exposure. We studied 65 isolates collected from various sources clinical, food, cosmetics. Enterobacter cloacae a11 and other closely related bacteria are prototrophic, glycolytic strain of enterobacter that are found on a number of different seeds and plants.
Enterobacter infections that are improving may warrant switch from an intravenous regimen to an oral medication such as a quinolone or tmpsmz in accordance with sensitivity testing, when feasible. The patient had leukemia and neutropenia and died of septic shock from kpcproducing e. Enterobacter gergoviae adaptation to preservatives commonly used in cosmetic industry. Enterobacter gergoviae definition of enterobacter gergoviae. Jun 29, 2019 enterobacter gergoviae adaptation to preservatives commonly used in cosmetic industry. Jun 18, 2019 enterobacter infections that are improving may warrant switch from an intravenous regimen to an oral medication such as a quinolone or tmpsmz in accordance with sensitivity testing, when feasible. Dnadna hybridization studies performed previously identified at least. Enterobacter cloacae is by far the most common clinical isolate. Table 1 bacterial enterobacter gergoviae strains and corresponding. The test consists of inoculating a pure bacterial suspension into the test wells and reading the color reactions that. A new species, enterobacter pyrinus, which was isolated from brown leaf spot lesions on pear trees, is described on the basis of the characteristics of seven strains. Enterobacteriaceae a large family of gramnegative rodshaped bacteria of the order eubacteriales family enterobacteriaceae bacteria family a.
Ecology enterobacter can be found on human skin and plants as well as in soil, water, sewage, intestinal tracts of humans and animals, and some dairy products health canada. Since enterobacter aerogenes is considered a homotypic synonym to klebsiella mobilis, and enterobacter agglomerans is transferred to the genus pantoea, species are left in the genus enterobacter, i. Enterobacter are ubiquitous, and, in humans, multiple. Enterobacter species are often implicated in burn, wound, and urinary tract infections. Enterobacter are ubiquitous, and, in humans, multiple species are opportunistic pathogens. Natural antibiotic susceptibility of enterobacter amnigenus. Heteroresistant subpopulations were detected in eight of eight isolates tested, with greater percentages in isolates with uninterpretable mics. Enterobacter gergoviae is rarely isolated in clinical laboratories and it is generally susceptible to antibiotics however, some cosmetic laboratories were concerned about the contamination of their different cosmetic formulations, containing a combination of parabens as preservatives, by e. How to identify enterobacter aerogenes api 20e sciencing. Deoxyribonucleic acid relatedness studies showed e. Features such as motility, as well as certain biochemical.
Sep 15, 2004 cheolin kang, sunghan kim, wan beom park, kideok lee, hongbin kim, myoungdon oh, euichong kim, kangwon choe, bloodstream infections caused by enterobacter species. Enterobacter gergoviae is a gramnegative bacteria often identified. Comparison of media for the isolation of enterobacter sakazakii. Pluralibacter gergoviae, formerly named as enterobacter gergoviae, are gramnegative, facultative anaerobic straight rods of 0. Enterobacter sakazakii is associated with neonatal infections and is occasionally present at low levels enterobacter spp. Outbreak of nosocomial bacteremias, caused by enterobacter. The type strain holotype of this species is atcc 29544. Enterobacter, any of a group of rodshaped bacteria of the family enterobacteriaceae. Pdf objective the aim of this study is to obtain a better understanding regarding the origin of recurrent contamination by enterobacter. Enterobacter gergoviae is a gramnegative bacteria often identified in awry.
Although the traditionally identified risk factor for gramnegative endocarditis has been intravenous drug abuse, recent studies have revealed that healthcare contact and the presence of prosthetic cardiac devices are primary risk factors for ie secondary to nonhacek gramnegative bacteria. Enterobacter gergoviae article about enterobacter gergoviae. Chromoselect agar, modified for microbiology cronobacter spp. Phenotypic identification of carbapenemase producers. All five isolates, morganella morganii, n2, enterobacter cloacae n2 and citrobacter freundii n1, were subjected to mht for phenotypic detection of carbapenemase enzyme activity as described by clsi. It has been isolated from environmental samples and clinical specimens and is likely to cause sepsis and urinary tract infections 5, 23. Pneumatocele formation is a known complication of pneumonia. Enterobacter sakazakii in food and beverages other than infant formula and milk powder. Enterobacter species isolated from the cases were e. Organisms are widely distributed in nature and occur in the intestinal tracts of humans and animals. These bacteria are gramnegative, facultatively anaerobic, straight rods 0. Very rarely, they may increase markedly in size, causing cardiorespiratory compromise. Dec 11, 2014 pluralibacter gergoviae, formerly named as enterobacter gergoviae, are gramnegative, facultative anaerobic straight rods of 0. This is the first report showing the role of active efflux in the parabens resistance in e.
In the respiratory system, the bacterium causes breathing problems and pneumonia. Aug 15, 2019 biochemical test and identification of enterobacter cloacae. Enterobacter sakazakii is the name proposed for the organism previously know as yellowpigmented enterobacter cloacae. Many organisms have been implicated in the pathogenesis of this disease. The genetic heterogeneity of the nomenspecies enterobacter cloacae is well known. Mar 01, 2017 opportunistic human pathogen includes. Osteomyelitis caused by enterobacter cancerogenus infection. Enterobacteriaceae isolates from the oral cavity of. Enterobacter, genus enterobacter, any of a group of rodshaped bacteria of the family enterobacteriaceae. Phenotypic changes contributing to enterobacter gergoviae. The pathogens are facultatively pathogenic, ie they must not cause a disease in every case. Enterobacter species infectious disease and antimicrobial. Enterobacteriaceae n 29, other gram negative species n 12, other gram positive species n.
It is the type genus of the order enterobacterales. Some species of enterobacters, eg enterobacter aerogenes, enterobacter cloacae, enterobacter agglomerans, enterobacter gergoviae and previously enterobacter sakazakii now chronobacter spp. Predictors of 30day mortality rate and impact of broadspectrum cephalosporin resistance on outcome, clinical infectious diseases, volume 39, issue 6, 15 september 2004. Enterobacter amnigenus, enterobacter cowanii, enterobacter gergoviae, enterobacter intermedius. The workers who agreed to participate in the study signed the free and informed consent. Enterobacter is a genus of common gramnegative, facultatively anaerobic, rodshaped, nonsporeforming bacteria of the family enterobacteriaceae. Biochemical test and identification of enterobacter cloacae. Population genetics of the nomenspecies enterobacter cloacae. Tension pneumatocele due to enterobacter gergoviae pneumonia. The most prevalent species was enterobacter gergoviae 17.
Enterobacter description, characteristics, species. As the genus name implies, this organism has been isolated from a wide range of sources. Enterobacter taylorae, described in 1985 by farmer et al. Sample records for enterobacter gergoviae pneumonia. Freeliving enterobacter are capable of nitrogen fixation. Complete genome sequence of pluralibacter gergoviae fb2, an n. Enterobacter cloacae complain of a frequent urge to urinate, pain or burning while urinating, and reduced urine flow. Pdf enterobacter gergoviae adaptation to preservatives. Enterobacteriaceae synonyms, enterobacteriaceae pronunciation, enterobacteriaceae translation, english dictionary definition of enterobacteriaceae. The aim of this study was to obtain a better understanding regarding the origin of recurrent contamination by enterobacter gergoviae in diverse cosmetic formula. Patients with respiratory enterobacter cloacae suffer from shortness of breath, yellow sputum phlegm, fevers and heavy coughing. The emergence of kpcs in additional species of enterobacteriaceae is alarming and may disproportionately affect patients with hematologic malignancies.
Enterobacter gergoviae and the prevalence of efflux in. Enterobacter are gramnegative bacteria and are classified as facultative anaerobes. We present the first reported infection caused by klebsiella pneumoniae carbapenemase kpcproducing enterobacter gergoviae. Department summary tables, table 27 pdf 676 kb mortality number of deaths.
Ciprofloxacin 500750 mg po q12h if renal function is normal is an acceptable alternative in patients who are able to tolerate oral medication as. It is the responsibility of the customer to ensure that their facilities comply with biosafety regulations for their own country. The new species was placed in enterobacter rather than citrobacter because of its closer phenotypic and dna similarity to e. Gramnegative microorganisms are rarely implicated in causing infective endocarditis ie. Septic shock caused by klebsiella pneumoniae carbapenemase. Enterobacter gergoviae is a recurrent contaminant of cosmetic and hygiene products. Enterobacter aerogenes and other species of enterobacteriaceae are easy to identify using the api20e test kit. A further, widely distributed enterobacter species is e.
Enterobacter gergoviae clinical strain atcc 33028, its bio. To understand how this bacterium adapts to biocides, we studied ent. Enterobacter definition of enterobacter by medical dictionary. The species enterobacter gergoviae was originally described and validly published by brenner et al. As determined by dna hybridization hydroxyapatite method, these seven strains were 97. They are frequently a cause of nosocomial infections. Natural antibiotic susceptibility of enterobacter amnigenus, enterobacter cancerogenus, enterobacter gergoviae and enterobacter sakazakii strains. Enterobacter are gramnegative bacteria that are classified as facultative anaerobes, which means that they are able to thrive in both aerobic and anaerobic environments. Enterobacter gergoviae adaptation to preservatives commonly used in cosmetic industry article pdf available in international journal of cosmetic science 364 may 2014 with 2,029 reads. A 2012 study in which enterobacter cloacae transplanted into previously germ free mice resulted in increased obesity when compared with germ free mice fed an identical diet, suggesting a link between obesity and the presence of enterobacter gut flora. Erythritol, gentisate, glutarate, and tricarballylate not utilized except by some strains of enterobacter gergoviae. High levels of drug resistance often seen and due to.
179 1501 1015 1234 1440 564 191 1251 116 106 315 1215 1287 287 1420 264 1194 583 1479 699 1001 51 19 1122 1143 96 1482 268 45 1108 1411 239 498 1042 1270 1123 478 642 1499 318 568 1072 1057 69 1408 1404 341 206