Where is Moraxella found?
Moraxella organisms are Gram-negative cocci in the family Neisseriaceae. They were previously known as diplococcus of Morax-Axenfeld. Moraxellae are normal inhabitants of the upper respiratory tract and are also found on the skin and in the urogenital tract.
What is Moraxella spp?
Moraxella spp. are Gram-negative diplococci that morphologically and phenotypically resemble Neisseria spp. They are strictly aerobic, oxidase-positive, catalase-positive, DNAse-positive and asaccharolytic.
Is Moraxella urease positive?
They are non-motile, oxidase positive, catalase negative and urease negative.
How do you get Moraxella catarrhalis?
In most cases, the cause is an infection, which antibiotics can treat. M. catarrhalis is often present in adults with a weakened immune system who then develop pneumonia. Community-acquired pneumonia (CAP) is a major cause of morbidity in children worldwide, and M.
Where does Moraxella Osloensis come from?
Moraxella osloensis has been isolated from environmental sources in hospitals and from the normal human respiratory tract,1 and has been reported as a rare causative pathogen of infections in humans.
What kind of disease can Moraxella osloensis cause?
Moraxella osloensis is a genital tract commensal which may be misidentified as Neisseria gonorrhoeae. M. osloensis has also been reported in cases of septic arthritis, osteomyelitis and bacteremia. Moraxella atlantae can cause bacteremia in immunocompromised patients.
Are there any pathogenic strains of Moraxella atlantae?
Moraxella atlantae, M. nonliquefaciens, and M. osloensis have been implicated in a variety of infections, but the extent to which they are pathogenic is uncertain. The generically misnamed taxon Moraxella phenylpyruvica/Psychrobacter was formed by heteroous strains.
What kind of infection is Moraxella lacunata associated with?
Moraxella lacunata is associated with conjunctivitis. Moraxella nonliquefaciens is an upper respiratory tract commensal which may be a secondary invader in respiratory infections. Moraxella osloensis is a genital tract commensal which may be misidentified as Neisseria gonorrhoeae.
How many species of Moraxella are there in the world?
Species in the genus Moraxella include M. bovis, M. lacunata, M. phenylpyruvica, M. nonliquefaciens, M. atlantae (formerly CDC group M3), M. urethralis (formerly CDC group M4), and M. osloensis. The latter four species have not been isolated from animals.