genus shigella
Definition
Noun: A taxonomic category in biological classification, specifically a genus of Gram-negative, rod-shaped bacteria. Members of this genus are non-motile, facultatively anaerobic, and are the causative agents of shigellosis (bacillary dysentery) in humans and other primates.
Usage
The term is used in scientific, medical, and microbiological contexts to refer to the group of bacteria responsible for a specific infectious disease. * The identification of genus Shigella is crucial for diagnosing the cause of severe diarrheal outbreaks. * Research into genus Shigella focuses on its pathogenic mechanisms and antibiotic resistance.
Advanced Usage
- The genus name is always capitalized and italicized in formal scientific writing (e.g., ). When referring to the taxonomic group as a concept, "genus " or "the genus " is used.
- It can be used attributively to modify other nouns in technical contexts.
- Genus Shigella infections require prompt treatment.
- The genus Shigella genome has been fully sequenced.
Variants and Related Words
- Shigella (n): The singular form, often used to refer to any bacterium belonging to this genus or to the disease it causes in a general sense (e.g., "a case of ").
- Shigellosis (n): The medical term for the infectious disease caused by bacteria of genus , characterized by diarrhea, fever, and stomach cramps.
- Enterobacteriaceae (n): The family of bacteria to which genus belongs.
Synonyms
- Shigella group (scientific context)
Related Phrases
- Shigella species: Refers to the distinct types within the genus, such as , , , and .
Noun
-
a genus of bacteria
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