Human Escherichia coli O157:H7 Genetic Marker in Isolates of Bovine Origin

The antiterminator Q gene of bacteriophage 933W (Q933) was identified upstream of the stx2 gene in 90% of human disease–origin Escherichia coli O157:H7 isolates and in 44.5% of bovine isolates. Shiga toxin production was higher in Q933-positive isolates than Q933-negative isolates. This genetic mark...

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Bibliographic Details
Main Authors: Jeffrey T. LeJeune, Stephen T. Abedon, Kaori Takemura, Nicholas P. Christie, Srinand Sreevatsan
Format: Article
Language:English
Published: Centers for Disease Control and Prevention 2004-08-01
Series:Emerging Infectious Diseases
Subjects:
Online Access:https://wwwnc.cdc.gov/eid/article/10/8/03-0784_article