Microsoft Word - 3M Petrifilm REC Plate OMA Manuscript 09121

ERP Methods Book

109

Table 10. Inoculating strains 

Inoculating Organisms 

Inoculum and stabilizing  conditions  48‐72 h at 2‐8°C  Heat stressed culture  48‐72 h at 2‐8°C  Heat stressed culture 

Matrix 

Non‐ E. coli  coliform

E. coli 

Pasteurized whole  milk 

Klebsiella oxytoca ATCC a 51817 Klebsiella pneumoniae  QL 11007‐7 Enterobacter aerogenes   QL 100813.1A Enterobacter cloacae  ATCC 13047  Enterobacter amnigenus  QL 112413‐2 Klebsiella oxytoca ATCC  43165  

E. coli QL b 16154‐3

Butter 

E. coli QL 16160‐18

2 Weeks at 20‐25°C  Lyophilized culture  48‐72 h at 2‐8°C  Unstressed culture  48‐72 h at 2‐8°C  Unstressed culture  48‐72 h at 2‐8°C  Unstressed culture  48‐72 h at 2‐8°C  Unstressed culture  48‐72 h at 2‐8°C  Unstressed culture  2 Weeks at 20‐25°C  Lyophilized culture  48‐72 h at 2‐8°C  Unstressed culture  2 Weeks at 20‐25°C  Lyophilized culture  2 Weeks at 20‐25°C  Lyophilized culture  2 Weeks at 20‐25°C  Lyophilized culture  N/A d N/A 

E. coli QL 16160‐17

Dry milk powder 

E. coli 3M c  REC5 

Raw ground pork 

Lamb chop 

E. coli 3M REC7

Raw Ground  Chicken 

E. coli 3M REC14 

Chicken Carcass  Rinsate 

Natural Contamination 

Natural Contamination 

Klebsiella pneumoniae  ATCC 4352  

Shell Eggs 

E. coli 3M REC18 

Enterobacter  cancerogenus  QL 11010‐2  

E. coli QL 16154‐13 

Liquid Egg Whites 

Powdered Egg  Whites 

Enterobacter cloacae   ATCC 23355  

E. coli QL 16160‐6 

Sprouts 

Natural Contamination 

Natural Contamination 

Klebsiella oxytoca ATCC  49334   Enterobacter cloacae   QL 100813‐3A  Enterobacter aerogenes  ATCC 51697   Kluyvera intermedia QL 081215‐2  

Cranberries 

E. coli 3M REC16 

Infant Formula with  Probiotics  Infant Formula  without Probiotics  Gerber Rice Cereal  without Probiotics 

E. coli QL 41411.2 

E. coli QL 16160‐13 

E. coli QL 16154‐5 

Page 43 of 61

December 6, 2018

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