genus Bacteroides

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Definition

Noun: 1. A taxonomic genus of bacteria: "Genus Bacteroides" is the type genus of the family Bacteroidaceae. It comprises Gram-negative, rod-shaped, anaerobic bacteria. These bacteria do not form endospores, do not produce pigment, and are commonly found living in the intestines of humans and other animals.

Usage Examples
  • Noun:
    • Bacteria belonging to the genus Bacteroides are a major component of the human gut microbiome.
    • The study focused on the metabolic activities of genus Bacteroides species.
    • Some species within genus Bacteroides can be opportunistic pathogens.
Advanced Usage
  • In scientific nomenclature: The name is always italicized () when referring to the genus in formal scientific writing. When used in a general sense, it may not be italicized.
    • The paper described a new species of Bacteroides isolated from the colon.*
Variants and Related Words
  • Bacteroidaceae (n): The family to which the genus belongs.
  • Bacteroides (n): When used alone, it typically refers to the genus. This is the standard form used in microbiology.
    • The sample was tested for the presence of Bacteroides.
Synonyms
  • Bacteroides (This is the direct synonym, as "genus Bacteroides" is the full formal name, and "Bacteroides" is the abbreviated standard form in context.)
Different Meanings / Contexts
  • In general biology: Refers specifically to the taxonomic rank (genus) within the classification of life.
  • In medicine and microbiology: Often refers to a group of bacteria that are normal gut flora but can cause infection under certain conditions, such as intra-abdominal abscesses.
Noun
  1. type genus of Bacteroidaceae; genus of Gram-negative rodlike anaerobic bacteria producing no endospores and no pigment and living in the gut of man and animals

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