|Etymology:||Genus name: a helix shaped rod. |
Species epithet: of liver.
|Significance:||[Of minor importance]|
|Type Strain:||Hh-2 = ATCC 51448 = CCUG 33637.|
|Micromorphology:||Motile rod (0.2-0.3 x 1.5-5.0 µm), which is curved to spiral shaped, and has two bipolar flagella.|
|Gram +/Gram -:||G -|
|Other Enzymes:||Urease +|
|Fermentation of carbohydrates:||Helicobacter spp. can neither ferment nor oxidize carbohydrates. Exception: H. pylori, which can oxidize glucose to acetate.|
|Disease:||Chronic hepatitis, liver cancer (hepatocarcinoma) and inflammatory bowel disease.
|16S rRNA Seq.:|
||About 35 species have been described within the genus Helicobacter, and this genus is most closely related to Campylobacter, Arcobacter and Sulfurospirillum. H. hepaticus is closely related to H. canis and H. bilis.|
|New names of taxa within the classification category phylum|
During October 2021, an article was published by A. Oren och G.M. Garrity, in which new names are proposed for a number of taxa within the classification category phylum. This has resulted in many discussions in social media about whether it was really necessary to make these changes, which have created confusion among microbiologists and other professionals who come into contact with bacteriology.Published 2022-09-28. Read more...