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Genomic Epidemiology of Salmonella enterica Serotype Enteritidis based on Population Structure of Prevalent Lineages

  • Xiangyu Deng
  • , Prerak T. Desai
  • , Henk C. den Bakker
  • , Matthew Mikoleit
  • , Beth Tolar
  • , Eija Trees
  • , Rene S. Hendriksen
  • , Jonathan G. Frye
  • , Steffen Porwollik
  • , Bart C. Weimer
  • , Martin Wiedmann
  • , George M. Weinstock
  • , Patricia I. Fields
  • , Michael McClelland
  • University of Georgia
  • University of California at Irvine
  • Cornell University
  • Centers for Disease Control and Prevention
  • United States Department of Agriculture
  • University of California at Davis
  • Washington University School of Medicine

Research output: Contribution to journal › Journal article › Research › peer-review

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Abstract

Salmonella enterica serotype Enteritidis is one of the most commonly reported causes of human salmonellosis. Its low genetic diversity, measured by fingerprinting methods, has made subtyping a challenge. We used whole-genome sequencing to characterize 125 S. enterica Enteritidis and 3 S. enterica serotype Nitra strains. Single-nucleotide polymorphisms were filtered to identify 4,887 reliable loci that distinguished all isolates from each other. Our whole-genome single-nucleotide polymorphism typing approach was robust for S. enterica Enteritidis subtyping with combined data for different strains from 2 different sequencing platforms. Five major genetic lineages were recognized, which revealed possible patterns of geographic and epidemiologic distribution. Analyses on the population dynamics and evolutionary history estimated that major lineages emerged during the 17th-18th centuries and diversified during the 1920s and 1950s.
Original languageEnglish
JournalEmerging Infectious Diseases
Volume20
Issue number9
Pages (from-to)1481-1489
Number of pages9
ISSN1080-6040
DOIs
Publication statusPublished - 2014

UN SDGs

This output contributes to the following UN Sustainable Development Goals (SDGs)

  1. SDG 3 - Good Health and Well-being
    SDG 3 Good Health and Well-being

Keywords

  • genetic diversity
  • salmonellosis bacterial disease pathology, epidemiology
  • Facultatively Anaerobic Gram-Negative Rods Eubacteria Bacteria Microorganisms (Bacteria, Eubacteria, Microorganisms) - Enterobacteriaceae [06702] Salmonella enterica species pathogen serotype Enteritidis, strain-Nitra
  • Primates Mammalia Vertebrata Chordata Animalia (Animals, Chordates, Humans, Mammals, Primates, Vertebrates) - Hominidae [86215] human common host
  • 03508, Genetics - Human
  • 03509, Genetics - Population genetics
  • 12502, Pathology - General
  • 31000, Physiology and biochemistry of bacteria
  • 36002, Medical and clinical microbiology - Bacteriology
  • 37052, Public health: epidemiology - Communicable diseases
  • 37056, Public health: epidemiology - Miscellaneous
  • Medical Sciences
  • Population Studies
  • fingerprinting analysis laboratory techniques, genetic techniques
  • sequencing laboratory techniques, genetic techniques
  • single-nucleotide polymorphism typing laboratory techniques, genetic techniques
  • Epidemiology
  • Human Medicine
  • Infection
  • Population Genetics
  • IMMUNOLOGY
  • INFECTIOUS
  • TANDEM REPEAT ANALYSIS
  • UNITED-STATES
  • EVOLUTIONARY
  • RECOMBINATION
  • PHYLOGENETICS
  • TRANSMISSION
  • PATHOGENS
  • OUTBREAKS
  • SELECTION
  • ORIGINS
  • FOOD SAFETY
  • GENETICS
  • GENOMICS
  • GENOTYPE
  • POLYMORPHISM
  • SALMONELLA
  • SALMONELLA ENTERITIDIS
  • Hygiene and toxicology
  • Microbiological aspects

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