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Table 1 Bacterial strains used in this investigation and the detection results of the specificity

From: Probe-free label system for rapid detection of Cronobacter genus in powdered infant formula

No. Bacterial species Strain AGE LFA
  Cronobacter strains
1  C. sakazakii ATCC 29544 + +
2  12 C. sakazakii Laboratory + +
3  C. malonaticus DSM 18702 + +
4  C. turicensis DSM 18703 + +
5  C. muytjensii ATCC 51329 + +
6  C. universalis NCTC 9529 + +
7  C. dublinensis DSM 18705 + +
8  C. condimenti LMG 26250 + +
  Non-Cronobacter strains
9  Enterobacter cloacae ATCC 3503
10  Enterobacter aerogenes ATCC 13048
11  Staphylococcus aureus CMCC 26075
12  Staphylococcus aureus ATCC 13565
13  Staphylococcus epidermidis ATCC 26069
14  Staphylococcus xylosus ATCC 29971
15  Listeria monocytogenes CMCC 54004
16  Listeria monocytogenes CMCC 54006
17  Listeria monocytogenes CMCC 54002
18  Listeria innocua ATCC 33090
19  Listeria welshimeri ATCC 43548
20  Listeria grayi CICC 21670
21  Escherichia coli O157:H7 ATCC 25922
22  Salmonella typhimurium ATCC 14028
23  Salmonella enteritidis ATCC 13076
24  Salmonella choleraesuis CMCC 50018
25  Salmonella dublin CMCC 50092
26  Salmonella paratyphi A CMCC 50093
27  Salmonella enterica paratyphi B CMCC 50094
28  Salmonella arizonae CMCC 47020
29  Salmonella thompson CMCC 50120
30  Salmonella pullorum ATCC 9120
31  Pseudomonas putida CGMCC 1.1819
32  Pseudomonas aeruginosa ATCC 27853
33  Pseudomonas fluorescens CGMCC 1.1802
34  Bacillus cereus CMCC 63303
35  Shigella flexneri CMCC 51572
36  Vibrio parahaemolyticus ATCC 17802
37  Vibrio parahaemolyticus ATCC 33847
  1. ATCC, American Type Culture Collection; DSM, Deutsche Sammlung von Mikroorganismen und Zellkulturen; NCTC, National Collection of Type Cultures; LMG, Belgian Coordinated Collections of Microorganisms; CMCC, National Center for Medical Culture Collections; CICC, China Center of Industrial Culture Collection; CGMCC, China General Microbiological Culture Collection; AGE, agarose gel electrophoresis; LFA, lateral flow assay; +, positive result; −, negative result