Figure 3From: Adherent-invasive Escherichia coli (AIEC) in pediatric Crohn’s disease patients: phenotypic and genetic pathogenic featuresAdhesion phenotypes assay. Phase contrast fields showing Hep-2 and Caco-2 cell monolayers infected with two representative AIEC strains isolated in this work (PP45 and DF6) and with reference AIEC LF82 strain. All 27 AIEC strains showed an aggregative (AA) patterns of adherence. Magnification, 1000 X.Back to article page