AOAC ERP MICRO AUGUST 2018

OMAMAN-31 E: AOAC RI PTM Report 091501 ERP Use Only - March 2016

Non pre-warmed 3M BPW ISO Incubation 18h at 37°C

Pre-warmed 3M BPW ISO Incubation 18h at 41.5°C

Confirmatory tests RVS

Reference 1

Strain

Origin

Inoculation level (cfu/225ml)

3M MDA2 - Salmonella

Inoculation level (cfu/225ml )

3M MDA2 - Salmonella

XLD

ASAP

Latex

Typical colonies

Typical colonies

industry Poultry Clinical

97. 98. 99.

Thompson

AER301 Ad 302 Ad 1070

18 52 20

+ + +

18 52 20

+ + +

+ + + +

+ + + +

+ + + +

Salmonella Salmonella Salmonella

Typhi

Typhimurium

Pork meat

Typhimurium 1,4 [5], I2:-:- Typhimurium 1,4 [5], I2:-:1,2 Typhimurium 1,4 [5], II2:i:-

100. Salmonella

Ad 1333

Tiramisu

56

+

56

+

Poultry environmental sample

+

+

+

101. Salmonella

Ad 1335

43

+

43

+

+

+

+

102. Salmonella

Ad 1334

Ready to cook pork

34

+

34

+

No Growth No Growth

No Growth / No Growth /

26 59 38 19 25 31 40 21 25 30

-

103. Salmonella

Urbana

Ad501

unknown

26

+

- c

+ c

104. Salmonella 105. Salmonella 106. Salmonella 107. Salmonella 108. Salmonella 109. Salmonella 110. Salmonella 111. Salmonella

Urbana

Ad2334

Seafood

32 19 25 31 40 21 25 30

+ + + + + + + +

+ + + + + + + +

+ + + + + + + +

+ + + + + + + +

Veneziana

Adria 233 Adria F276

Food product

+ + + + + + +

Virchow

Curry

Wandsworth

Ad2335

Fillet of mullet

Waycross 2 c The addition of food matrix was required, i.e. UHT milk, in order to the decrease the selectivity of the enrichment conditions and mimic real conditions of 3 routine testing 4 1 All the strains are wild strains isolated in Adria Developpement, Quimper, France. 5 Ad = Adria 6 AOAC Research Institute Expert Review Panel Use Only CIP105634 unknown unknown Wayne Ad502 Ad2336 Weltevreden Worthington Process water Adria 3506 Pâté a w = weak reaction b d = doubtful colonies 1