Bacterium
haemophilus somnus
Subclass of:
Hemophilus
Definitions related to haemophilus somnus:
  • (histophilus somni) Any bacterial organism that can be assigned to the species Histophilus somni.
    CDISC Terminology
    Clinical Data Interchange Standards Consortium (CDISC), 2021
  • (histophilus somni) A species of facultatively anaerobic, Gram negative, coccobacilli shaped bacteria assigned to the phylum Proteobacteria. This species is nonmotile, catalase negative, oxidase positive, encapsulated and nonacid fast. H. somni is a commensal organism of the ovine and bovine respiratory, vaginal and prepucal mucosa but may become pathogenic, causing infectious meningo encephalitis.
    NCI
    U.S. National Cancer Institute, 2021
  • A species of gram-negative bacteria (currently incertae sedis) causing multisystem disease in CATTLE.
    NLM Medical Subject Headings
    U.S. National Library of Medicine, 2025
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