206 / 453
CONFIDENTIAL INFORMATION
Page 8 of 13
Table 3. Reference Method Testing Results for Ground Beef Matrix (325 g
Ground Beef Analyzed via the USDA FSIS MLG Method 5.09)
Sample Number
Inoculum Level
Rainbow
Rainbow Acid
Treated
O Serology
SBA
H
Serology VITEK Confirmation
1
LOW
=
=
=
=
2
LOW
=
=
=
=
3
LOW
+
+
+
+
+ E. coli O157
+
4
LOW
+
+
+
+
+ E. coli O157
+
5
LOW
=
=
=
=
6
LOW
+
+
+
+
+ E. coli O157
+
7
LOW
+
+
+
+
+ E. coli O157
+
8
LOW
=
=
=
=
9
LOW
=
=
=
=
10
LOW
+
+
+
+
+ E. coli O157
+
11
LOW
+
+
+
+
+ E. coli O157
+
12
LOW
=
=
=
=
13
LOW
=
=
=
=
14
LOW
+
+
+
+
+ E. coli O157
+
15
LOW
+
+
+
+
+ E. coli O157
+
16
LOW
=
=
=
=
17
LOW
+
+
+
+
+ E. coli O157
+
18
LOW
+
+
+
+
+ E. coli O157
+
19
LOW
=
=
=
=
20
LOW
+
+
+
+
+ E. coli O157
+
1
UNINOC
=
=
=
=
2
UNINOC
=
=
=
=
3
UNINOC
=
=
=
=
4
UNINOC
=
=
=
=
5
UNINOC
=
=
=
=
1
HIGH
+
+
+
+
+ E. coli O157
+
2
HIGH
+
+
+
+
+ E. coli O157
+
3
HIGH
+
+
+
+
+ E. coli O157
+
4
HIGH
+
+
+
+
+ E. coli O157
+
5
HIGH
+
+
+
+
+ E. coli O157
+