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E. coli O157:H7 (Presence/Absence)

Category Microbiology Laboratory
Test E. coli O157:H7 (Presence/Absence)
Description

E. coli O157:H7 is one of the most pathogenic strains of E. coli. Undercooked or raw hamburger (ground beef) has been implicated in many of the documented outbreaks, however E. coli O157:H7 outbreaks have also originated from contaminated alfalfa sprouts, unpasteurized fruit juices, dry-cured salami, lettuce, game meat, and cheese curds. Raw milk was the vehicle in a school outbreak in Canada.

 

This method detects the Presence or Absence of the bacterium. A confirmation charge may be incurred in cases of Presumptive Positive screens. 50g minimum sample is recommended. Environmental surface samples can also be analyzed.

EMSL Test Code: F108

Sample retention time - 30 days, unless highly perishable