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Helicobacter

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Helicobacter is a genus of gram-negative bacteria possessing a characteristic helical shape. They were initially considered to be members of the genus Campylobacter, but in 1989, Goodwin et al. published sufficient reasons to justify the new genus name Helicobacter. The genus Helicobacter contains about 35 species.

Species

FAMILY

  1. KingdomBacteria
  2. PhylumCampylobacterota
  3. ClassCampylobacteria
  4. OrderCampylobacterales
  5. FamilyHelicobacteraceae
Habitatmarine
Observations recorded30,445

via GBIF

Wikidata facts

Instance of
taxon
Parent taxon
Helicobacteracae
Image
Hpylori.jpg
Show 7 more facts
taxon rank
genus
taxon name
Helicobacter
topic's main category
Category:Helicobacter
Commons category
Helicobacter
taxonomic type
Helicobacter pylori
Sources (2)

via Wikidata · CC0

~7 min read

Encyclopedic overview

7 sections
Contents
  • Molecular signatures
  • Non-''H. pylori'' species
  • ''H. heilmannii sensu lato''
  • Phylogeny
  • See also
  • References
  • External links

Helicobacter is a genus of gram-negative bacteria possessing a characteristic helical shape. They were initially considered to be members of the genus Campylobacter, but in 1989, Goodwin et al. published sufficient reasons to justify the new genus name Helicobacter. The genus Helicobacter contains about 35 species.

Some species have been found living in the lining of the upper gastrointestinal tract, as well as the liver of mammals and some birds. The most widely known species of the genus is H. pylori, which infects up to 50% of the human population. It also serves as the type species of the genus. Some strains of this bacterium are pathogenic to humans, as they are strongly associated with peptic ulcers, chronic gastritis, duodenitis, and stomach cancer.

Excerpted from Wikipedia’s “Helicobacter” article, available under the CC BY-SA 4.0 licence.