Definition

Noun: * A specific species of bacillus (Bacillus subtilis var. niger) found in soil and decomposing organic matter. Certain strains of this bacterium are known to produce antibiotics. It is often used as a non-pathogenic simulant in biological research and testing due to its hardy spore-forming nature.

Usage Examples

• Noun:
  • The laboratory used bacillus globigii as a safe simulant to test the air filtration system.
  • Research into bacillus globigii has helped scientists understand spore dispersal.
  • Some strains of bacillus globigii are studied for their antibiotic-producing capabilities.

Advanced Usage

• Scientific Simulant: In microbiology and biodefense, is frequently mentioned as a benchmark organism for simulating the behavior of more dangerous, pathogenic spores (like , which causes anthrax) in environmental and equipment testing.
  • The study validated the decontamination protocol using bacillus globigii as a challenge agent.

Variants and Related Words

• BG Spores: A common abbreviated term in scientific literature referring to the spores of .
  • The detector was calibrated using a known quantity of BG spores.
• Bacillus subtilis: The broader species to which is closely related. is often considered a variant or former name for a pigmented strain of .
• Biological Simulant: A general term for a harmless microorganism used to represent a hazardous one in testing.

Synonyms

• Biological indicator (in the context of testing)
• Test organism
• Non-pathogenic simulant

Related Phrases

• To use as a simulant: This is the primary verbal phrase associated with the application of .
  • It is standard practice to use bacillus globigii as a simulant for anthrax in this type of research.

Noun

1. a species of bacillus found in soil and decomposing organic matter; some strains produce antibiotics