AOAC-RI ERP Micro June 2016

OMAMAN-29 A/ Collaboartive Study Manuscript OMA ERP June 2016 ERP Use Only

Table 2. Individual Collaborator Results for Raw Chicken Breast Fillet

High Level Test Portions

Low Level Test Portions

Un-inoculated Test Portions

1

2

3

4

5

6

7

8

9

10 11

12

1

2

3

4

5

6

7

8

9

10 11

12

1

2

3

4

5

6

7

8

9

10 11 12

3M MDA 2 - Listeria

Lab a 1

+ + + + + + + + + + + + + + + + + + + + + + + +

+ + + + + + + + + + + + + + + + + + + + + + + +

+ + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + +

+ + + + + + + + + + + + + + + + + + + + + + + +

+ + + + + + + + + + + + + + + +

+ + + + + + + +

+ + + + + + + + + + + + + + + +

+ + + + + + + + + + + + + + + + + + + + + + + +

+ + + + + + + + + + + + + + + + + + + + + + + +

+ +

-

-

-

- -

-

+ +

+ + + + + +

+ + + + + + + -

- - - - - - - - -

- - - - - - - - - - - - - - - - - - - - - - - -

- - - - - - - - - - - - - - - - - - - - - - - -

- - - - - - - - - - - - - - - - - - - - - - - -

- - - - - - - - - - - - - - - - - - - - - - - -

- - - - - - - - - - - - - - - - - - - - - - - -

- - - - - - - - - - - - - - - - - - - - - - - -

- - - - - - - - - - - - - - - - - - - - - - - -

- - - - - - - - - - - - - - - - - - - - - - -

-

- - - - - - - - -

- - - - - - - - -

+ c

2 3 4 5 6 7 8 9

-

+ + + + + + + -

+

-

+

+

+ + + + + + + -

- - - - - - - - - - - - - - - - - - - - - -

+ + +

-

+ +

- - -

+ + +

+

+

+

+

+

-

-

-

+ - d + +

+ + + + - d - d +

- -

- d

- -

-

- -

+ +

+ + + +

-

+

-

+

+

-

+

+ + + e + +

- + e +

+ +

-

+ +

+ + +

-

10 b 11 12 13

- + e + e -

+ e n/a

- + e

+ +

+

+ +

+ + +

-

+

+

-

+

n/a

n/a

n/a

n/a

n/a

n/a

n/a

n/a

n/a

n/a

n/a

n/a

n/a

n/a

n/a

n/a

n/a

n/a

n/a

n/a

n/a

n/a

n/a

n/a

n/a

n/a

n/a

n/a

n/a

n/a

n/a

n/a

n/a

n/a

n/a

+ + + +

+ +

+ + + +

+ + +

- -

- -

+ +

- -

- -

-

+

+ +

- -

- -

- -

-

-

+

+

-

+ +

USDA/FSIS – MLG 8.09

Lab a 1

+ + + + + + + + + + + + + + + + + + + + + + + +

+ + + + + + + + + + + +

+ + + + + + + + + + + + + + + + + + + + + + + +

- -

-

+ +

- - -

+

-

- - - - -

+ +

-

+

+

- - - - - - - - - - - -

- - - - - - - - - - - -

- - - - - - - - - - - -

2 3 4 5 6 7 8 9

+ +

- - - -

+ +

+ + + +

-

+ + + +

- - - - -

- - -

- - -

- - - -

+

+ +

-

+ +

-

+

- - - - -

+

+

-

+ + +

+ + + + + + + + + + -

- -

- -

- -

+

+ +

- - - - -

-

-

+ + + +

+ + + + +

+ + +

- - - -

- -

-

+

10 b 11 12 13

+

-

-

+

+

-

-

+

n/a

n/a

n/a

n/a

n/a

n/a

n/a

n/a

n/a

n/a

n/a

n/a

n/a

n/a

n/a

n/a

n/a

n/a

n/a

n/a

n/a

n/a

n/a

n/a

n/a

n/a

n/a

n/a

n/a

n/a

n/a

n/a

n/a

n/a

n/a

n/a

+

-

- -

- -

+ +

- -

- -

-

+

+ +

+ +

a + = Listeria species were detected in samples; -= Listeria species were not detected in sample; n/a- lab did not participate or submit data for the matrix; b Results were not used in statistical analysis due to laboratory error; c Listeria innocua recovered from natural contamination of the sample. d Sample was presumptive positive on 3M MDA 2 Listeria but confirmed negative indicating a false positive result; e Sample was presumptive negative on 3M MDA 2 Listeria but confirmed positive indicating a false negative result

AOAC Research Institute Expert Review Panel Use Only

1 2 3 4

30