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Table 2 AIEC phenotype and category of biofilm formation ability of the strains.

From: Biofilm formation as a novel phenotypic feature of adherent-invasive Escherichia coli(AIEC)

Id Strain

AIEC

I_ADH (mean ± SD)

I_INV (mean ± SD)

I_REPL (mean ± SD)

SBF (mean ± SD)

BFC

AIEC19

+

2.40

± 0.65

0.111

± 0.016

1568.1

± 1726

0.053

± 0.019

W

AIEC07

+

20.00

± 13.50

0.565

± 0.392

1692.6

± 296.8

2.391

± 0.317

S

AIEC04

+

21.50

± 9.00

0.320

± 0.016

584.7

± 418.5

0.772

± 0.132

M

AIEC10

+

6.00

± 0.98

0.226

± 0.192

1413.7

± 51.4

0.610

± 0.175

M

AIEC06

+

10.25

± 3.25

0.177

± 0.019

1717.7

± 307.9

1.212

± 0.233

S

AIEC08

+

1.13

± 0.18

0.172

± 0.066

104.8

± 49.7

0.397

± 0.133

W

AIEC25

+

2.75

± 1.33

0.482

± 0.129

775.9

± 128.3

0.437

± 0.129

W

AIEC21

+

17.00

± 7.75

0.109

± 0.013

1297.1

± 625.2

0.558

± 0.205

M

AIEC12

+

22.25

± 4.00

0.142

± 0.017

193.7

± 55.9

0.125

± 0.052

W

AIEC20

+

14.25

± 6.25

0.125

± 0.098

343.9

± 244.6

0.284

± 0.116

W

AIEC17

+

21.75

± 17.50

0.266

± 0.055

1053.0

± 75.0

0.840

± 0.286

M

AIEC05

+

9.50

± 2.25

0.202

± 0.042

704.9

± 714.0

0.181

± 0.072

W

AIEC02

+

0.85

± 1.03

0.802

± 0.035

2187.8

± 4.8

0.106

± 0.035

W

AIEC01

+

16.00

± 9.25

0.284

± 0.106

1566.7

± 1060

0.700

± 0.177

M

AIEC09

+

5.25

± 4.00

0.216

± 0.010

2562.3

± 240.6

0.068

± 0.035

W

AIEC24

+

1.98

± 1.40

0.309

± 0.138

1625.6

± 115.6

0.076

± 0.044

W

AIEC23

+

9.75

± 0.70

0.568

± 0.148

2362.1

± 250.2

0.300

± 0.093

W

AIEC11

+

0.83

± 0.19

2.125

± 1.164

739.4

± 477.4

0.537

± 0.129

M

AIEC15-1

+

25.00

± 15.75

2.261

± 1.349

776.9

± 304.8

1.090

± 0.407

S

AIEC14-1

+

4.25

± 3.50

0.508

± 0.081

847.9

± 512.8

0.654

± 0.153

M

AIEC16-2

+

10.00

± 1.425

0.305

± 0.159

659.7

± 437.0

0.502

± 0.134

M

LF82

+

25.00

± 5.25

2.261

± 0.011

776.9

± 252.4

1.641

± 0.326

S

AIEC13

+

1.20

± 4.25

0.104

± 0.000

1045.9

± 181.6

0.772

± 0.211

M

PP16

+

8.00

± 0.98

1.400

± 0.081

225.9

± 541.2

1.012

± 0.268

S

FV7563

+

6.75

± 6.00

0.129

± 0.072

470.0

± 264.0

0.518

± 0.226

M

OL96A

+

5.25

± 5.00

0.388

± 0.159

457.5

± 259.3

1.208

± 0.202

S

PP215

+

0.83

± 0.60

0.453

± 0.350

1425.4

± 229.4

0.546

± 0.139

M

ECG-046

-

-

 

< 0.1

 

-

 

0.004

± 0.010

W

ECG-060

-

-

 

< 0.1

 

-

 

0.127

± 0.041

W

ECG-037

-

-

 

< 0.1

 

-

 

0.042

± 0.024

W

ECG-016

-

-

 

< 0.1

 

-

 

0.134

± 0.085

W

ECG-017

-

-

 

< 0.1

 

-

 

1.074

± 0.286

S

ECG-022

-

-

 

< 0.1

 

-

 

0.143

± 0.090

W

ECG-043

-

-

 

< 0.1

 

-

 

1.187

± 0.511

S

ECG-041

-

-

 

< 0.1

 

-

 

0.301

± 0.123

W

ECG-012

-

-

 

< 0.1

 

-

 

0.741

± 0.259

M

ECG-025

-

-

 

< 0.1

 

-

 

0.154

± 0.043

W

ECG-049

-

-

 

< 0.1

 

-

 

0.384

± 0.160

W

ECG-031

-

-

 

< 0.1

 

-

 

0.067

± 0.024

W

ECG-023

-

0.90

± 0.65

0.052

± 0.003

-

 

0.038

± 0.020

W

ECG-054

-

-

 

< 0.1

 

-

 

0.209

± 0.128

W

ECG-008

-

-

 

< 0.1

 

-

 

0.817

± 0.288

M

ECG-004

-

-

 

< 0.1

 

-

 

1.113

± 0.234

S

ECG-013

-

-

 

< 0.1

 

-

 

0.516

± 0.332

M

ECG-055

-

-

 

< 0.1

 

-

 

0.108

± 0.033

W

ECG-024

-

-

 

< 0.1

 

-

 

0.037

± 0.016

W

ECG-064

-

-

 

< 0.1

 

-

 

0.553

± 0.171

M

ECG-042

-

-

 

< 0.1

 

-

 

0.348

± 0.147

W

ECG-001

-

-

 

< 0.1

 

-

 

0.299

± 0.106

W

ECG-005

-

-

 

< 0.1

 

-

 

0.404

± 0.103

W

ECG-065

-

-

 

0.061

± 0.070

-

 

0.026

± 0.022

W

ECG-047

-

1.93

± 1.95

0.259

± 0.084

-

 

0.007

± 0.016

W

ECG-019

-

-

 

< 0.1

 

-

 

0.439

± 0.057

W

ECG-018

-

-

 

< 0.1

 

-

 

0.058

± 0.042

W

ECG-002

-

-

 

< 0.1

 

-

 

0.039

± 0.023

W

ECG-034

-

-

 

< 0.1

 

-

 

0.293

± 0.101

W

ECG-021

-

6.00

± 4.00

0.033

± 0.011

-

 

0.311

± 0.117

W

ECG-063

-

-

 

< 0.1

 

-

 

0.195

± 0.064

W

ECG-056

-

-

 

< 0.1

 

-

 

0.124

± 0.047

W

ECG-057

-

11.75

± 7.25

0.013

± 0.011

-

 

0.241

± 0.094

W

ECG-053

-

-

 

< 0.1

 

-

 

0.262

± 0.083

W

ECG-059

-

-

 

< 0.1

 

-

 

0.200

± 0.137

W

ECG-026

-

-

 

< 0.1

 

-

 

0.418

± 0.189

W

ECG-015

-

5.25

± 2.75

0.038

± 0.004

-

 

1.035

± 0.219

S

ECG-009

-

-

 

< 0.1

 

-

 

1.346

± 0.205

S

  1. Adhesion, invasion, intra-macrophage replication, and biofilm formation indices are specified. Abbreviators: AIEC: AIEC phenotype (+: strains that adhere to and invade Intestine-407 cells and that were able to survive and/or replicate within J774 macrophages in vitro); I_ADH: adhesion index; I_INV: invasion index; I_REPL: replication index; SBF: specific biofilm formation index; BFC: Biofilm formation category; W: weak biofilm producer; M: moderate biofilm producer; and S: strong biofilm producer.