Bordetella pertussis genus and species
WebBordetella pertussis is a Gram-negative, aerobic, pathogenic, encapsulated coccobacillus of the genus Bordetella, and the causative agent of pertussis or whooping cough. Like B. bronchiseptica, B. pertussis is motile and expresses a flagellum-like structure. Its virulence factors include pertussis toxin, adenylate cyclase toxin, filamentous hæmagglutinin, … WebMembers of the genus Bordetella cause infections in humans, other animals and birds. Two closely related species, B. pertussis and B. bronchiseptica, cause respiratory disease and express a similar range of virulence factors during infection, but exhibit different host ranges and responses to environmental change.
Bordetella pertussis genus and species
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WebBordetella pertussis, small coccoid gram-negative rod-shaped bacteria, is the causative agent of pertussis, a respiratory disease. The bacteria are transmitted by droplet … WebJun 15, 2024 · 4. Discussion. Bordetella pertussis, as an exclusive human pathogen, can cause pertussis disease, a contagious infection in the human respiratory tract [].Pertussis continues to be an important cause of morbidity worldwide and of mortality in infants, especially under 6 months [14, 15].The symptoms in clinic vary with age, former infection …
WebJul 23, 2010 · Bordetella bacteria are gram-negative coccobacilli that cause respiratory disease in humans and animals. B. petrii is the only environmental species of this genus. B. pertussis is very closely … WebThe genus comprises nine species: • Bordetella pertussis and Bordetella parapertussis are the agents of whooping cough [3,4]. B. pertussis is strictly pathogenic for humans but B. parapertussis has also been isolated from sheep; • Bordetella bronchiseptica is pathogenic for several species of mammals.
WebNg VL, York M, Hadley WK. Unexpected isolation of Bordetella pertussis from patients with acquired immunodeficiency syndrome. ... Rheinheimer C, Hübner I, Bitter-Suermann D. … WebReal-time polymerase chain reaction (RT-PCR) is an important tool for timely diagnosis of pertussis and is more sensitive than culture. The most commonly amplified targets are the insertion-sequence (IS) genes, which are found in multiple copies in the genome of Bordetella species. Some strains of Bordetella pertussis have more than 200 copies ...
WebApr 4, 2024 · Bordetella pertussis is a Gram-negative coccobacillus that is the causative agent of whooping cough or pertussis in humans. Pertussis is a highly contagious, acute respiratory illness characterized by nonproductive paroxysmal coughing episodes. Such episodes are followed by an intake of breath with a ‘whoop’ noise. Pertussis can be …
WebAbstract. Pathogens of the bacterial genus Bordetella cause respiratory disease in humans and animals. Although virulence and host specificity vary across the genus, the genetic … the scholar journalWebThe Bordetella genus comprises nine species of which Bordetella pertussis and B. parapertussis are isolated from humans and are the most studied Bordetella species since they cause whooping cough. They both originate from B. bronchiseptica, which infects several mammals and immune compromised humans, but the intensive use of pertussis … trail camera shootoutWebSpecies Within the Genus Bordetella. The three main species of Bordetella, B. pertussis, B. parapertussis and B. bronchiseptica, are respiratory pathogens of mammals and have … trail cameras linked to each otherWebSep 4, 2024 · The genus Bordetella (Alcaligenaceae, phylum Betaproteobacteria) currently embraces 16 species of the Gram-negative coccobacilli. Its members include important … trail cameras for deerWebAll nine species in the genus are strict aerobes, except for Bordetella petrii, and grow optimally at 35–37°C. Bordetella pertussis and B. parapertussis are nonmotile. B. … trail cameras mossy oaksWebAbstract. Pathogens of the bacterial genus Bordetella cause respiratory disease in humans and animals. Although virulence and host specificity vary across the genus, the genetic determinants of this diversity remain unidentified. To identify genes that may underlie key phenotypic differences between these species and clarify their evolutionary ... trail cameras for home safetyWebBordetella pertussis is the pathogen that causes whooping cough or pertussis. 4 It is one of 10 known Bordetella species, namely, B. pertussis, B. parapertussis, B. … trail cameras for 2022