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Table 2 Bacterial species, geographical distribution and number of strains identified by MALDI-TOF MS in food specimens collected from retail shops at point of sale in Delta region

From: Detection of harmful foodborne pathogens in food samples at the points of sale by MALDT-TOF MS in Egypt

No

Genus and its prevalence (%)

Bacterial species

Type of food specimens

City

No. of isolates

1

Escherichia coli (44.76%)

E. coli

Minced and chicken meat, fillet fish meat, milk, yogurt, cottage, and fresh cheese

Tanta, Kutour, Kafr-Elzayat, Benha

77

2

Enterobacter spp. (17.44%)

E. cloacae

Minced meat, fillet fish meat, cottage cheese, milk

Tanta, Kutour, Kafr-Elzayat,

12

E. asburiae

Fillet fish meat, minced meat, ice cream, cottage cheese

Tanta, Kutour

8

E. kobei

Catfish meat, ice cream, cottage cheese

Tanta, Kafr-Elzayat

8

E. ludwigi

Fillet fish

Tanta

2

3

Citrobacter spp. (12.2%)

C. Freundii

Fillet fish meat, minced meat, fresh cheese

Tanta

5

C. youngae

Minced meat, yogurt

Tanta, Kafr-Elzayat

2

C. braakii

Minced meat, cottage cheese

Tanta, Kafr-Elzayat

14

4

Klebsiella spp. (8.7%)

K. pneumoniae

Yogurt, catfish, milk

Kafr-Elzayat, Tanta, Kutour

11

k. variicola

Yogurt, catfish

Kafr-Elzayat, Tanta

3

k. oxytoca

Milk

Tanta

1

5

Proteus spp. (4.6%)

P. mirabilis

Milk

Kutour

8

6

Morganella spp. (3.5%)

M. morganii

Minced meat, milk, fresh cheese

Benha, Kutour, Tanta

6

7

Serratia spp. (1.7%)

S. marcescens

Minced meat

Benha, Tanta

3

8

Staphylococcus spp. (2.9%)

S. hominis

Minced meat, cottage cheese, yogurt

Tanta, Kafr-Elzayat

5

9

Pseudomonas spp. (1.1%)

P. aeruginosa

Milk

Kutour

2

10

Salmonella spp. (0.6%)

S. Typhimurium

Fillet fish meat

Tanta

1

11

Enterococcus spp. (0.6%)

E. faecalis

Fresh cheese

Tanat

1

12

Raoultella spp. (0.6%)

R. planticola

Minced meat

Kafr-Elzayat

1

13

Candida spp. (1.1%)

Candida krusei

Cottage cheese

Kafr-Elzayat

2

Total

20

  

172