|Etymology:||Genus name: small ray rod. |
Species epithet: from pigs.
|Type Strain:||ATCC 33415 = CCUG 11624 = NCTC 12996|
|Micromorphology:||Non motile rod, usually 0.3-0.5 x 0.6-1.4 µm, but can also be more variable in length.|
|Gram +/Gram -:||G-|
|Other Enzymes:||Esculinase +, ornithine decarboxylase -, tryptophanase -, urease +|
|Biochemical Tests:||Methyl red -, Voges-Proskauer -, hydrogen sulfide -|
|Fermentation of carbohydrates:||
|Spec. Char.:||Does not require V-factor (NAD or NADPH) for growth. Cf. other Actinobacillus spp.|
|16S rRNA Seq.:|
||About 18 species have been described within genus Actinobacillus, but the relationship between members within the closely related genera Actinobacillus, Haemophilus, Mannheimia and Pasteurella is very uncertain since none of these genera forms monophyletic clusters.|
|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...