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Table 1 Escherichia coli isolated from dust, wipes and slurry samples from pig farms

From: Phenotypic and genotypic characteristics of Escherichia coli with non-susceptibility to quinolones isolated from environmental samples on pig farms

Isolate ID

Farm ID

Farm type

FQ usage

Source

NA

CIP

QRDR gyrA

PMQR gene

PG

ST

CC

Additional resistance

19

11

F&R

+

D

R

IR

S83L, D87N

–

B1

453

86

AM, SXT, TE, STR, GM

45

12

F&R

+

D

R

R

S83L, D87N

–

B1

162

469

AM, SXT, TE, STR, K

22

13

F&R

+

D

R

R

S83L, D87N

–

B1

1642

–

AM, SXT, C, TE, STR, K, GM

28

13

F&R

+

D

R

R

S83L, D87N

–

B1

1642

–

AM, SXT, C, TE, STR, K, GM

40

17

F&R

+

D

R

R

S83L, D87N

–

A

10

10

AM, SXT, C, TE, STR

44

17

F&R

+

D

R

R

S83L, D87N

–

B1

453

86

AM, SXT, TE, STR, K, GM

8

18

F&R

+

D

R

R

S83L, D87N

–

A

2197

–

AM, SXT, AZM, C, TE, STR, K, GM

9

18

F&R

+

D

R

R

S83L, D87N

–

A

2197

–

AM, CTX, SXT, AZM, C, TE, STR, K, GM

54

21

F&R

+

D

R

R

S83L, D87N

–

A

2197

–

AM, SXT, C, TE, STR, GM

55

21

F&R

+

D

R

S

S83L

–

B1

345

–

AM, SXT, STR, K

117

22

F&R

+

D

R

S

S83L

–

C

90

23

–

126

23

F&R

+

D

R

S

S83L

–

A

898

–

TE

127

23

F&R

+

D

R

S

S83L

–

A

898

–

–

129

23

F&R

+

D

R

S

S83L

–

A

898

–

–

62

29

F&R

+

D

R

R

S83L, D87N

aac(6′)-Ib-cr

C

6332

–

AM, AMC, CZ, CTX, FEP, SXT, AZM, TE, STR, GM

149

29

F&R

+

D

IR

S

–

qnrS

A

542

–

SXT, TE, STR

66

30

F&R

+

D

R

R

S83L, D87N

–

B1

453

86

AM, SXT, TE, STR, K, GM

160

30

F&R

+

D

IR

S

–

qnrB

A

new

–

AM, SXT, TE, STR

168

30

F&R

+

D

IR

S

–

qnrB

A

34

10

TE, STR

169

30

F&R

+

D

IR

S

–

qnrB

A

43

10

–

2

71

F&R

+

D

R

R

S83L, D87N

–

B1

297

–

AM, AMC

11

71

F&R

+

D

R

S

S83L

qnrS

A

2496

–

AM, AMC, STR

145

71

F&R

+

D

IR

IR

–

qnrS

A

301

165

SXT, TE, STR

107

73

F&R

+

D

R

S

S83L

–

A

10

10

AM, C, TE, STR

109

73

F&R

+

D

R

S

S83L

–

A

898

–

TE, STR

97

69

FF

+

D

R

R

S83L, D87N

–

B1

297

–

TE

173

69

FF

+

D

IR

S

–

qnrB

E

1607

–

–

113

1

M&G

+

D

R

S

S83L

qnrS

A

10

10

AM, SXT, STR

164

1

M&G

+

D

IR

S

–

qnrS

A

new

–

AM

13

6

M&G

+

D

R

S

S83L

–

B1

737

–

SXT, TE, STR

14

6

M&G

+

D

R

S

S83L

–

B1

737

–

SXT, TE, STR

41

17

F&R

+

W

R

R

S83L, D87N

–

B1

58

155

AM, SXT, TE, STR

125

22

F&R

+

W

R

S

S83L

–

A

4691

–

STR

56

23

F&R

+

W

R

S

S83L

–

A

1684

–

SXT, STR

128

23

F&R

+

W

R

S

S83L

–

C

410

23

TE, STR, K

59

26

F&R

+

W

R

S

S83L

–

E

302

–

AM, STR

139

26

F&R

+

W

R

S

S83L

–

E

302

–

AM, STR

65

29

F&R

+

W

R

S

–

qnrB

E

1607

–

SXT, AZM, STR

161

29

F&R

+

W

IR

S

–

qnrB

E

1607

–

–

67

30

F&R

+

W

R

S

S83L

–

A

746

–

SXT, TE, STR

141

30

F&R

+

W

R

S

S83L

–

E

302

–

–

143

30

F&R

+

W

IR

S

–

–

E

302

–

–

150

30

F&R

+

W

IR

S

–

qnrB

A

10

10

SXT, FM, STR

3

71

F&R

+

W

R

S

S83L

–

A

542

–

–

12

71

F&R

+

W

R

IR

S83L

qnrS

A

2496

–

AM, CZ, STR

137

71

F&R

+

W

R

S

D87G

–

A

3630

–

–

144

71

F&R

+

W

IR

IR

–

qnrS

E

new

–

AM, SXT, TE, STR

99

73

F&R

+

W

R

R

S83L, D87N

–

B1

453

86

AM, SXT, TE, STR

101

73

F&R

+

W

R

S

S83L

–

A

898

–

SXT, TE, STR

102

73

F&R

+

W

R

S

S83L

–

A

1684

–

SXT, TE, STR

106

73

F&R

+

W

R

S

–

qnrS

A

871

–

SXT, TE, STR

123

73

F&R

+

W

R

S

S83L

–

B1

3695

–

–

155

74

F&R

+

W

IR

S

–

–

C

23

23

TE, STR, K

119

38

FF

+

W

R

S

S83L

–

A

100

165

SXT, TE, STR

152

53

FF

+

W

IR

S

–

qnrB + qnrS

E

new

–

AM10, SXT, TE, STR

146

59

FF

+

W

IR

S

–

qnrB + qnrS

A

10

10

AM, SXT, TE, STR, K, GM

132

69

FF

+

W

R

S

S83L, D87N

–

B1

297

–

SXT, TE, STR

163

1

M&G

+

W

IR

S

–

qnrB

A

34

10

TE, STR

157

4

M&G

+

W

IR

S

–

qnrB

A

1602

–

STR

158

4

M&G

+

W

IR

S

–

qnrB

A

new

–

STR

115

6

M&G

+

W

R

S

S83L

–

D

362

–

AM, SXT, C, TE, STR, K

124

6

M&G

+

W

R

S

S83L

–

A

93

168

AM, SXT, FOS, STR

20

12

F&R

+

SL

R

IR

S83L, D87N

–

B1

297

–

TE

21

12

F&R

+

SL

R

IR

S83L, D87N

–

B1

297

–

TE

27

12

F&R

+

SL

R

IR

S83L, D87Y

–

A

10

10

–

23

13

F&R

+

SL

R

S

D87Y

–

A

34

10

STR

24

13

F&R

+

SL

R

R

S83L, D87N

–

B1

453

86

AM, SXT, TE, STR, K, GM

29

13

F&R

+

SL

R

S

D87Y

–

A

34

10

STR

30

13

F&R

+

SL

R

S

S83L

–

A

301

165

SXT, STR

31

13

F&R

+

SL

R

S

S83L

–

A

301

165

SXT, AZM, STR

25

16

F&R

+

SL

R

S

S83L

–

A

10

10

–

26

16

F&R

+

SL

R

R

S83L, D87N

–

B1

297

–

FOS, TE

42

16

F&R

+

SL

R

R

S83L, D87N

–

B1

297

–

TE

116

16

F&R

+

SL

R

S

S83L

–

A

10

10

–

165

16

F&R

+

SL

R

R

S83L, D87N

–

B1

297

–

TE

38

17

F&R

+

SL

R

R

S83L, D87N

–

B1

297

–

–

39

17

F&R

+

SL

R

R

S83L, D87N

–

B1

453

86

AM, SXT, TE, STR, GM

43

17

F&R

+

SL

R

R

S83L, D87N

–

B1

453

86

AM, SXT, TE, STR, K, GM

156

18

F&R

+

SL

IR

S

–

qnrB

A

77

206

AM, SXT, C, STR

166

21

F&R

+

SL

IR

S

–

qnrB

A

10

10

SXT, STR

118

26

F&R

+

SL

R

S

S83L

–

A

6593

165

STR

130

28

F&R

+

SL

R

S

S83L

–

A

93

168

–

136

28

F&R

+

SL

R

S

S83L

–

A

93

168

–

167

28

F&R

+

SL

IR

S

–

qnrS

A

48

10

AM, TE, STR

63

29

F&R

+

SL

R

R

S83L, D87N

–

B1

453

86

AM, SXT, TE, STR

64

29

F&R

+

SL

R

R

S83L, D87N

–

B1

453

86

AM, SXT, TE, STR

4

71

F&R

+

SL

R

R

S83L, D87N

–

A

3902

–

AM, SXT, TE, STR

5

71

F&R

+

SL

R

IR

S83L

qnrS

A

2496

–

AM, CTX, FOS, AZM, STR

6

71

F&R

+

SL

R

IR

S83L, D87N

–

B1

162

469

AM, SXT, TE, STR, K

7

71

F&R

+

SL

R

R

S83L, D87N

–

B1

162

469

AM, SXT, TE, STR, K

10

71

F&R

+

SL

R

IR

S83L

qnrS

A

2496

–

AM, STR

100

73

F&R

+

SL

R

S

S83L

–

A

10

10

AM, C, TE, STR

108

73

F&R

+

SL

R

S

S83L

–

A

10

10

AM, C, TE, STR

122

73

F&R

+

SL

R

S

S83L

–

A

10

10

AM, C, TE, STR

85

53

FF

+

SL

R

R

S83L, D87N

–

B1

162

469

STR

96

69

FF

+

SL

R

R

S83L, D87N

–

B1

297

–

TE

1

1

M&G

+

SL

R

S

S83L

–

B1

156

156

SXT, STR

15

6

M&G

+

SL

R

R

S83L

–

B1

737

–

SXT, TE, STR

114

6

M&G

+

SL

R

S

S83L

–

B1

737

–

SXT, TE, STR

135

6

M&G

+

SL

R

S

S83L

–

A

93

168

–

34

14

F&R

–

D

R

R

S83L, D87N

–

E

1011

–

AM

35

14

F&R

–

D

R

R

S83L, D87N

–

E

1011

–

AM

49

20

F&R

–

D

R

R

S83L, D87N

–

A

744

–

AM, SXT, C, TE, STR, K, GM

53

20

F&R

–

D

R

IR

S83L, D87N

–

A

2197

–

AM, SXT, C, TE, STR, GM

138

20

F&R

–

D

R

S

S83L

–

B1

58

155

AM, SXT, TE, STR

50

24

F&R

–

D

R

R

S83L, D87N

–

A

10

10

AM, SXT, C, TE, STR

57

25

F&R

–

D

R

R

S83L, D87N

–

A

744

–

AM, SXT, C, TE, STR, K

60

25

F&R

–

D

R

R

S83L, D87N

–

A

744

–

AM, SXT, C, TE, STR, K

105

70

F&R

–

D

R

S

S83L

–

B1

847

–

AM, SXT, STR, K

98

72

F&R

–

D

R

R

S83L, D87N

–

B1

297

–

AM, CTX

104

72

F&R

–

D

R

R

S83 L, D87N

–

B1

new

–

SXT, TE, GM

82

52

FF

–

D

R

R

S83L, D87N

–

B1

1431

–

SXT

87

54

FF

–

D

R

S

S83L

–

C

88

23

AM, SXT, TE, STR, K

153

57

FF

–

D

IR

S

–

qnrB

B1

99

–

TE, STR

133

61

FF

–

D

R

S

S83L

–

A

93

168

–

95

67

FF

–

D

R

S

S83L

–

B1

737

–

SXT, TE, STR

112

78

M&G

–

D

R

R

S83L, D87N

–

C

90

23

AM, SXT, TE, STR, GM

32

14

F&R

–

W

R

S

S83L

–

C

88

23

AM, SXT, STR, K

33

14

F&R

–

W

R

S

S83L

–

C

88

23

AM, SXT, STR, K

48

20

F&R

–

W

R

R

S83L, D87N

–

A

2197

–

AM, SXT, C, TE, STR, GM

51

20

F&R

–

W

R

R

S83L, D87N

–

B1

297

–

TE

52

20

F&R

–

W

R

R

S83L, D87N

–

B1

297

–

TE

46

24

F&R

–

W

R

R

S83L, D87N

–

A

10

10

AM, SXT, C, TE, STR

140

70

F&R

–

W

IR

S

–

–

F

117

–

–

120

76

F&R

–

W

R

S

S83L

–

C

23

23

–

61

35

FF

–

W

R

S

S83L

–

B1

847

–

SXT, TE, STR, GM

70

35

FF

–

W

R

S

S83L

–

B1

new

–

SXT, TE, STR

162

35

FF

–

W

IR

S

–

qnrS

A

227

10

TE, STR, K

76

47

FF

–

W

R

S

S83L

–

A

898

–

TE, STR

74

50

FF

–

W

R

R

S83L, D87N

–

B1

297

–

TE

78

50

FF

–

W

R

R

S83L, D87N

–

A

2509

–

AZM, TE, STR

80

50

FF

–

W

R

R

S83L, D87N

–

B1

297

–

TE

81

52

FF

–

W

R

R

S83L, D87N

–

B1

297

–

TE

86

54

FF

–

W

R

S

S83L

–

C

88

23

AM, SXT, TE, STR, K

89

58

FF

–

W

R

S

S83L

–

B1

58

155

SXT, TE, STR

91

63

FF

–

W

R

S

S83L

–

C

88

23

AM, SXT, STR, K

90

65

FF

–

W

R

R

S83L, D87N

–

B1

297

–

TE

94

66

FF

–

W

R

R

S83L, D87N

–

B1

297

–

TE

172

68

FF

–

W

IR

S

–

qnrB

A

993

–

TE, STR

147

7

M&G

–

W

IR

IR

–

qnrB + qnrS

A

10

10

AM, SXT, TE, STR, GM

148

7

M&G

–

W

IR

S

–

qnrB + qnrS

A

10

10

AM10, SXT, TE, STR, GM

174

78

M&G

–

W

IR

S

–

qnrB

B1

3322

86

AM, STR, GM

36

14

F&R

–

SL

R

S

S83L

–

F

117

–

AM, SXT, C, TE, STR

37

14

F&R

–

SL

R

R

S83L, D87N

–

A

2197

–

AM, SXT, C, TE, STR, GM

47

24

F&R

–

SL

R

R

S83L, D87N

–

A

10

10

AM, SXT, C, TE, STR

58

25

F&R

–

SL

R

R

S83L, D87N

–

A

744

–

AM, SXT, C, TE, STR, K

68

33

F&R

–

SL

R

R

S83L, D87N

–

A

2509

–

AM, TE, STR

69

33

F&R

–

SL

R

R

S83L, D87N

–

A

2509

–

AM, TE, STR

103

72

F&R

–

SL

R

R

S83L, D87N

–

A

10

10

AM, AMC, SXT, C, TE, STR, K

151

35

FF

–

SL

IR

S

–

qnrB

B1

1665

–

K

71

37

FF

–

SL

R

R

S83L, D87N

–

A

2509

–

TE, STR

121

42

FF

–

SL

R

S

S83L

–

B1

1157

–

AM, SXT, TE, STR

75

45

FF

–

SL

R

S

S83L

–

C

88

23

AM, SXT, STR

73

47

FF

–

SL

R

S

S83L

–

A

898

–

TE, STR

77

47

FF

–

SL

R

S

S83L

–

A

898

–

TE, STR

79

49

FF

–

SL

R

R

S83L, D87N

–

B1

297

–

SXT, TE, STR, K, GM

72

50

FF

–

SL

R

R

S83L, D87N

–

A

2509

–

TE, STR

170

50

FF

–

SL

IR

S

–

qnrB

B1

99

–

TE, STR

83

52

FF

–

SL

R

R

S83L, D87N

–

B1

297

–

TE

154

57

FF

–

SL

IR

S

–

qnrS

A

542

–

TE, STR, K

84

58

FF

–

SL

R

S

S83L

–

C

88

23

AM, SXT, STR, K

88

58

FF

–

SL

R

S

S83L

–

C

88

23

AM, SXT, STR, K

171

63

FF

–

SL

IR

S

–

qnrB

E

524

32

–

93

64

FF

–

SL

R

R

S83L, D87N

–

B1

453

86

AM, SXT, TE, STR

92

65

FF

–

SL

R

S

S83L

–

C

88

23

AM, SXT, STR, K

131

68

FF

–

SL

R

S

S83L

–

A

93

168

–

111

77

FF

–

SL

R

R

S83L, D87N

–

B1

1196

–

AM, SXT, C, TE, STR

134

77

FF

–

SL

R

S

S83L

–

A

10

10

AM, C, STR

159

8

M&G

–

SL

IR

S

–

qnrB

A

4429

–

STR

16

9

M&G

–

SL

R

R

S83L, D87N

–

A

10

10

AM, SXT, C, TE, STR

17

9

M&G

–

SL

R

R

S83L, D87N

–

C

410

23

TE

18

10

M&G

–

SL

R

S

S83L

–

A

6593

165

STR

142

10

M&G

–

SL

IR

S

–

qnrB

A

48

10

STR

110

78

M&G

–

SL

R

R

S83L, D87N

–

C

90

23

AM, SXT, TE, STR, GM

  1. AM ampicillin, AMC amoxicillin with clavulanic acid, AZM azithromycin, C chloramphenicol, CC clonal complex, CIP ciprofloxacin, CTX cefotaxime, CZ cefazolin, D dust sample, F&R farrowing and rearing farm, FEP cefepime, FF fattening farm, FM nitrofurantoin, FOS fosfomycin, GM gentamicin, IR intermediately resistant, K kanamycin, M&G mating and gestation farm, NA nalidixic acid, new new combination of alleles (detailed in Additional file 1: Table A1); PG phylogenetic group, PMQR plasmid-mediated quinolone resistance, QRDR quinolone resistance-determining region, R resistant, S susceptible, STR streptomycin, SL slurry sample, SXT sulfamethoxazole/trimethoprim, ST sequence type, TE tetracycline, W wipe sample; +, use of fluoroquinolone during study period 2016; −, no use of fluoroquinolone during study period 2016; −–, absence of point mutation, gene, CC, or additional resistance