Current Fapas Food Microbiology (Fepas) Programme - Page 15

Fapas Food Microbiology Escherichia coli O157:H7 dispatch date dd/mm/yyyy 10/04/2017 05/06/2017 test details code M221d11 M223d11 matrix salad beef analyte approx. quantity Escherichia coli O157:H7 (1) equivalent to 2 x 25 g Escherichia coli O157:H7 (1) equivalent to 2 x 25 g equivalent to 2 x 25 g 30/10/2017 M227d11 beef Escherichia coli O157:H7 (1) 27/11/2017 M228d11 sprouting seeds and lettuce Escherichia coli O157:H7 (1) equivalent to 2 x 25 g 26/03/2018 M231d11 salad Escherichia coli O157:H7 (1) equivalent to 2 x 25 g Footnotes (1) The strain of Escherichia coli O157:H7 used in our samples is atoxigenic, i.e. it does not produce a toxin. It has eae genes but the genes for VT1/VT2/STX1/STX2 are absent. 15