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Table 1 Genotypic patterns of unrelated E. coli strains by using Enterobacterial Repetitive Intergenic Consensus-Polymerase Chain Reaction (ERIC-PCR) fingerprinting

From: Evaluation of ERIC-PCR method for determining genetic diversity among Escherichia coli isolated from human and retail imported frozen shrimp and beef

Strain no.

Strain code

Isolation source

Country

Genotypes

ERIC-1R

ERIC-2

ERIC-1R + ERIC2

1

ECSV1

Imported frozen shrimp

Vietnam

A26

B24

C16

2

ECSV2

Imported frozen shrimp

Vietnam

A20

B23

C14

3

ECSV3

Imported frozen shrimp

Vietnam

A6

B18

C3

4

ECSV4

Imported frozen shrimp

Vietnam

A3

B2

C7

5

ECSC5

Imported frozen shrimp

China

A18

B17

C12

6

ECSC6

Imported frozen shrimp

China

A18

B17

C12

7

ECSC7

Imported frozen shrimp

China

A19

B17

C12

8

ECSC8

Imported frozen shrimp

China

A17

B18

NT*

9

ECSC9

Imported frozen shrimp

China

A18

B17

C12

10

ECSC12

Imported frozen shrimp

China

A19

B6

NT

11

ECSC13

Imported frozen shrimp

China

A19

B6

C12

12

ECSC14

Imported frozen shrimp

China

A1

B1

NT

13

ECSC15

Imported frozen shrimp

China

A12

B21

C16

14

ECSC16

Imported frozen shrimp

China

A18

B19

C15

15

ECSV17

Imported frozen shrimp

Vietnam

A11

B19

C11

16

ECSC18

Imported frozen shrimp

China

A8

B9

C15

17

ECSV19

Imported frozen shrimp

Vietnam

A16

B19

C12

18

ECSV20

Imported frozen shrimp

Vietnam

A15

B21

C16

19

ECSC21

Imported frozen shrimp

China

A23

B21

C13

20

ECSV22

Imported frozen shrimp

Vietnam

A21

B15

NT

21

ECSV23

Imported frozen shrimp

Vietnam

A21

B13

C15

22

ECSC24

Imported frozen shrimp

China

A25

B22

C15

23

ECSV25

Imported frozen shrimp

Vietnam

A25

B3

C12

24

ECSV27

Imported frozen shrimp

Vietnam

A21

B3

C14

25

ECSV28

Imported frozen shrimp

Vietnam

A24

B12

C12

26

ECSV29

Imported frozen shrimp

Vietnam

A7

B16

NT

27

ECSC30

Imported frozen shrimp

China

A5

B15

C10

28

ECSS31

Human

Saudi Arabia

A5

B5

C9

29

ECSS32

Human

Saudi Arabia

A14

B20

C8

30

ECSS33

Human

Saudi Arabia

A22

B14

C2

31

ECSS34

Human

Saudi Arabia

A4

B8

C1

32

ECSS35

Human

Saudi Arabia

A2

B15

C7

33

ECSS36

Human

Saudi Arabia

A9

B7

NT

34

ECBI37

Imported frozen Beef

India

A9

B4

C6

35

ECBI38

Imported frozen Beef

India

A3

B19

C3

36

ECBI40

Imported frozen Beef

India

A13

B11

C5

37

ECBI41

Imported frozen Beef

India

A13

B10

C5

38

ECBI42

Imported frozen Beef

India

A8

B15

C6

Number of types

26

24

16

D value

0.976

0.965

0.903

  1. *NT; non-typeable
  2. Simpson’s index of diversity equation