Actinobacillus equuli (also known as Bacillus equirulis, Bacillus equuli): A genus of gram-negative bacteria in the genus ACTINOBACILLUS, which is pathogenic for HORSES and PIGS.

NIH MeSH · D044131Organisms

Actinobacillus equuli

Also known asBacillus equirulis · Bacillus equuli · Bacillus nephritidis equi · Bacillus pyosepticus · Bacillus pyosepticus equi · Bacterium equi · Bacterium pyosepticum · Bacterium pyosepticum viscosum · Bacterium viscosum equi · Eberthella viscosa · Shigella equi · Shigella equirulis

Definition

A genus of gram-negative bacteria in the genus ACTINOBACILLUS, which is pathogenic for HORSES and PIGS.

MeSH classification

  • B03.440.450.009.200
  • B03.660.250.550.050.200

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Related concepts

Actinobacillus

A genus of PASTEURELLACEAE described as gram-negative, nonsporeforming, nonmotile, facultative anaerobes. Most members are found both as pat…

Actinobacillus pleuropneumoniae

A species of gram-negative, facultatively anaerobic coccobacillus-shaped bacteria that has been isolated from pneumonic lesions and blood. I…

Actinobacillus seminis

A species of gram-negative bacteria in the genus ACTINOBACILLUS, which causes EPIDIDYMITIS in SHEEP.

Actinobacillus suis

A species of gram-negative bacteria in the genus ACTINOBACILLUS. It is mainly a pathogen of PIGS, but also can infect HORSES.

Common questions about Actinobacillus equuli

What does Actinobacillus equuli mean in medicine?
A genus of gram-negative bacteria in the genus ACTINOBACILLUS, which is pathogenic for HORSES and PIGS. This definition is taken from the National Library of Medicine's MeSH (Medical Subject Headings) 2026 release, which is the standard vocabulary used to index PubMed and most medical literature.
Is Actinobacillus equuli known by any other names?
Yes. Actinobacillus equuli is also referred to as Bacillus equirulis, Bacillus equuli, Bacillus nephritidis equi, Bacillus pyosepticus in different clinical, research and patient-facing contexts. The MeSH descriptor groups all of these synonyms under a single canonical concept so research and records stay consistent.
Where does Actinobacillus equuli sit in the medical classification?
Actinobacillus equuli falls under the broader medical category "Organisms" in the MeSH hierarchy (tree numbers: B03.440.450.009.200, B03.660.250.550.050.200). Browsing the related concepts on this page takes you to neighbouring topics in the same branch of medicine.
Where can I get a plain-language explanation of Actinobacillus equuli?
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Source: NIH MeSH 2026 (D044131) — National Library of Medicine, public domain. View official MeSH record ↗