Listeria

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Listeria

Listeria (/lɪˈstɪəriə/) is a genus of bacteria that, until 1992, contained 10 known species, each containing two subspecies. As of 2020, another five species were identified. Named after the British pioneer of sterile surgery Joseph Lister, the genus received its current name in 1940. Listeria species are Gram-positive, rod-shaped, and facultatively anaerobic, and do not produce endospores.

Etymology

The genus Listeria is named after the British surgeon and pioneer of antiseptic surgery, Joseph Lister. The name was first proposed by the British bacteriologist J. H. H. Pirie in 1940.

Pronunciation

Listeria is pronounced as /lɪˈstɪəriə/.

Related Terms

  • Listeriosis: An infection caused by Listeria.
  • Gram-positive bacteria: A large group of bacteria that gives a positive result in the Gram stain test.
  • Facultative anaerobic organism: An organism that makes ATP by aerobic respiration if oxygen is present, but is capable of switching to fermentation or anaerobic respiration if oxygen is absent.
  • Endospore: A dormant, tough, and non-reproductive structure produced by certain bacteria.

See Also

External links

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