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Table 3 Thirty-six adherent/invasive E. coli isolates were able to persist and to replicate within J774 macrophages

From: Adherent-invasive Escherichia coli (AIEC) in pediatric Crohn’s disease patients: phenotypic and genetic pathogenic features

Sample origin

N of isolates

aPercentage of survival/replication in J744 macrophages

CD1

14

403 ± 102

CD2

9

638 ± 113

CD3

8

417 ± 133

Control 1

4

376 ± 67

Control 2

1

340 ± 110

Controls strains

E. coli LF82

580 ± 120

E. coli DH5α

7.3 ± 4.0

  1. aPercentage of intracellular bacteria at 24 hours post infection relative to the number of bacteria after 1 h of gentamicin treatment, defined as 100%. CD1-3, CD patients; Control 1-2; non-IBD patients. Data represent mean and standard errors of three independent experiments made in duplicate.