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Draft genome sequence of Bacillus cereus sequence type 2255 isolated from powdered infant formula

Sonali Patil1, Catherine W Y Wong1, Richard Zhang2

  • 1Department of Food Science and Nutrition, Institute for Food Safety and Health, Illinois Institute of Technology, Chicago, Illinois, USA.

Microbiology Resource Announcements
|September 17, 2024
PubMed

Insights

The draft genome of Bacillus cereus strain DFPST-SP1, found in US infant formula, was sequenced. This provides a reference for understanding this foodborne pathogen.

Area of Science:

  • Microbiology
  • Genomics
  • Food Safety

Background:

  • Bacillus cereus is a bacterium that can cause foodborne illnesses.
  • Contamination of food products, including infant formula, is a concern for public health.
  • Understanding the genetic makeup of Bacillus cereus strains is crucial for tracking and controlling outbreaks.

Purpose of the Study:

  • To report the draft genome sequence of Bacillus cereus strain DFPST-SP1.
  • To provide genomic data for a strain isolated from powdered infant formula in the United States.
  • To facilitate further research into Bacillus cereus virulence and epidemiology.

Main Methods:

  • Whole-genome sequencing of Bacillus cereus DFPST-SP1.
  • Bioinformatic analysis of the resulting draft genome.
  • Sequence typing of the identified strain.

Main Results:

  • The draft genome sequence of Bacillus cereus DFPST-SP1 has been determined.
  • The genome comprises 5,216,828 base pairs across 46 contigs.
  • The strain was identified as sequence type 2255.

Conclusions:

  • The availability of the DFPST-SP1 genome sequence serves as a valuable resource.
  • This genomic data aids in the surveillance and characterization of Bacillus cereus in food products.
  • Further studies can utilize this sequence to investigate antimicrobial resistance and virulence factors.

Keywords:
Bacillus cereusfood safetygenomepowdered infant formula

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