Bacterium
brucella abortus
[ broo-sel-uh uh-bawr-tuhs ]
Subclass of:
Brucella
Definitions related to brucella abortus:
  • A species of aerobic, Gram-negative, coccobacilli shaped bacteria assigned to the phylum Proteobacteria. This species is nonmotile, non-spore forming, reduces nitrates, produces hydrogen sulfide, is positive for catalase, oxidase and urease, grows in basic fuchsin but not thionine, and is positive for Tiblisi and Weybridge phage lysis. B abortus is found in cattle where it causes abortions and causes brucellosis in humans.
    NCI
    U.S. National Cancer Institute, 2021
  • A species of the genus BRUCELLA whose natural hosts are cattle and other bovidae. Abortion and placentitis are frequently produced in the pregnant animal. Other mammals, including humans, may be infected.
    NLM Medical Subject Headings
    U.S. National Library of Medicine, 2025
  • Any bacterial organism that can be assigned to the species Brucella abortus.
    CDISC Terminology
    Clinical Data Interchange Standards Consortium (CDISC), 2021
  • Species of the genus Brucella whose natural hosts are cattle and other bovidae; abortion and placentitis are frequently produced in the pregnant animal.
    CRISP Thesaurus
    National Institutes of Health, 2006
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