• In phylogenetic trees based on concatenated protein sequences or 16S rRNA, the genus Corynebacterium forms a distinct clade, within which is a distinct subclade, cluster I. The cluster is made up of the species C. diphtheriae, C. pseudotuberculosis, C. ulcerans, C. aurimucosum, C. glutamicum, and C. efficiens. (wikipedia.org)
  • He was hospitalized because swab samples from the lesion grew toxigenic Corynebacterium diphtheriae , leading to the diagnosis of possibly sexually transmitted cutaneous diphtheria. (cdc.gov)
  • Three species, C. diphtheriae , C. ulcerans , and C. pseudotuberculosis , can cause serious infections by acquiring the ability to produce the diphtheria toxin manifesting clinically as cutaneous or respiratory diphtheria. (cdc.gov)
  • Corynebacterium diphtheriae , the cause of diphtheria in humans. (wikidoc.org)
  • The genus contains the species Corynebacterium diphtheriae and the nondiphtherial corynebacteria, collectively referred to as diphtheroids. (medscape.com)
  • In some endemic locations, such as India, 44% of throat and nasal swabs tested positive for C diphtheriae and Corynebacterium pseudodiphtheriticum . (medscape.com)
  • The genus Corynebacterium was created by Lehmann and Neumann in 1896 as a taxonomic group to contain the bacterial rods responsible for causing diphtheria. (wikipedia.org)
  • As with various species of microbiota (including their relatives in the genera Arcanobacterium and Trueperella), they usually are not pathogenic, but can occasionally opportunistically capitalize on atypical access to tissues (via wounds) or weakened host defenses. (wikipedia.org)
  • Based on this reclassification, for example, Corynebacterium haemolyticum became Arcanobacterium haemolyticum and the JK group became Corynebacterium jeikeium . (medscape.com)
  • Both of these indels serve as molecular markers for species of the genus Corynebacterium. (wikipedia.org)
  • This organism is the best known and most widely studied species of the genus. (up.ac.za)
  • Comparative analysis of corynebacterial genomes has led to the identification of several conserved signature indels (CSIs) that are unique to the genus. (wikipedia.org)
  • Some species of Corynebacterium have sequenced genomes that range in size from 2.5 - 3 Mbp. (wikidoc.org)
  • Also, 21 conserved signature proteins are found only in members of cluster I. Another cluster has been proposed, consisting of C. jeikeium and C. urealyticum, which is supported by the presence of 19 distinct conserved signature proteins which are unique to these two species. (wikipedia.org)
  • Phylogenetic analyses of the Corynebacterium genus were performed using house-keeping loci but also secreted protein loci from Cp 3/99-5. (gla.ac.uk)
  • 2020. https://peds.unboundmedicine.com/pedscentral/view/Johns_Hopkins_ABX_Guide/540637/3.0/Corynebacterium_species. (unboundmedicine.com)
  • This is why, in case of major outbreaks, human and veterinary medicine must work jointly to examine infections and find the origin of contamination as soon as possible. (hygiene-in-practice.de)
  • certain localized infections Note: Categories for "late effects" of infectious and parasitic diseases are to be found at 137. (cdc.gov)
  • During 1985-88, in sheep and goats, 7.01% of the animals were found positive for BTV antibodies on AGPT. (cswri.res.in)
  • Corynebacterium (/kɔːˈraɪnəbækˌtɪəriəm, -ˈrɪn-/) is a genus of Gram-positive bacteria and most are aerobic. (wikipedia.org)
  • These bacteria are now known as Corynebacterium ammoniagenes, and are thought to be associated with diaper rash due to their ability to convert urine to ammonia. (microgeninc.com)
  • General Information: They may be found as members of the normal microflora of humans, where these bacteria find a suitable niche in virtually every anatomic site. (up.ac.za)
  • Corynebacterium is a genus of Gram-positive , facultatively anaerobic , non- motile , rod-shaped actinobacteria . (wikidoc.org)
  • Both Y. enterocolitica and Y. pseudotuberculosis are zoonoses (diseases that can be transmitted from animals to humans and vice versa), where the main reservoir is found in animal species such as pigs and cattle, but also goats or dogs. (hygiene-in-practice.de)
  • Approximately 30 years ago, taxonomic changes were made to diverse genera previously included within the coryneform groups. (medscape.com)
  • The management system also found to affect the sero-prevalence of BTD and it was higher in migratory flocks (63.29% in sheep to 84.84% in goats) compared to stationary flocks (35.03% in sheep to 72.88% in goats). (cswri.res.in)
  • Bacteriological culture of pleural effusion showed colonies compatible with the genus Nocardia, which revealed gram-positive filamentous organisms with a tendency of fragmentation and were identified as Nocardia otitidiscaviarum in mass spectrometry (MALDI-TOF MS). Therapy of N. otitidiscaviarum isolate using levofloxacin (supported by a previous in vitro susceptibility testing) and doxycycline for E. canis and A. platys resulted in complete resolution of the clinical picture. (bvsalud.org)
  • Some nondiphtheria species of Corynebacterium produce disease in specific animal species, and some of these are also human pathogens . (wikidoc.org)
  • Vibrio parahaemolyticus is a curved, rod-shaped, Gram-negative bacterium found in brackish saltwater, which, when ingested, causes gastrointestinal illness in humans. (datapunk.net)
  • In general the agents implicated in etiology of respiratory syndrome include a wide spectra of viruses such as PI 3, Adeno and Reo viruses, bacterial species such as Hemophilus, Bordetella, Pasteurella, Corynebacterium, Mycoplasma and Chlamydia along with a chain of predisposing factors mainly the environmental and managemental fluctuations. (cswri.res.in)
  • Members of the genus Corynebacterium colonize the upper respiratory tract and healthy skin and are frequently found in clinical specimens without clinical significance. (cdc.gov)
  • Like other members of the genus Vibrio, this species is motile, with a single, polar flagellum. (datapunk.net)
  • Additionally, 16 conserved signature proteins, which are uniquely found in Corynebacterium species, have been identified. (wikipedia.org)
  • Aside from the T3SS, two genes encoding well-characterized virulence proteins are typically found on the PAI, the thermostable direct hemolysin gene (tdh) and/or the tdh-related hemolysin gene (trh). (datapunk.net)
  • The genus was defined based on morphological characteristics. (wikipedia.org)
  • Two examples of CSIs are a two-amino-acid insertion in a conserved region of the enzyme phosphoribose diphosphate:decaprenyl-phosphate phosphoribosyltransferase and a three-amino-acid insertion in acetate kinase, both of which are found only in Corynebacterium species. (wikipedia.org)
  • Enter search terms to find related veterinary topics, multimedia and more. (msdvetmanual.com)
  • The species Y. pseudotuberculosis generally occurs only in 0.5 to 1 percent of cases worldwide. (hygiene-in-practice.de)
  • Find support for a specific problem in the support section of our website. (mdpi.com)
  • Species of Corynebacterium have been used in the mass production of various amino acids including L-Glutamic Acid , a popular food additive that is made at a rate of 1.5 million tons/ year by Corynebacterium. (wikidoc.org)
  • They can be found in many environments including soil, trees and skin. (wikidoc.org)