Figure 4

![Figure 4: Epithelial cell invasion assays comparing AIEC strains grown with or without mucosal metabolites characteristic of Crohn's disease. Enhanced bacterial invasion indicates metabolite-driven virulence activation.]()

> Source: Shiying Zhang et al. "Mucosal metabolites fuel the growth and virulence of E. coli linked to Crohn's d." *JCI insight*, 2022. PMID: [35413017](https://pubmed.ncbi.nlm.nih.gov/35413017/)

<figure>
  <img src="" alt="Epithelial cell invasion assays comparing AIEC strains grown with or without mucosal metabolites characteristic of Crohn's disease. Enhanced bacterial invasion indicates metabolite-driven virulence activation." />
  <figcaption>Figure 4. Epithelial cell invasion assays comparing AIEC strains grown with or without mucosal metabolites characteristic of Crohn's disease. Enhanced bacterial invasion indicates metabolite-driven virulence activation.<br>  Source: Shiying Zhang et al. "Mucosal metabolites fuel the growth and virulence of E. coli linked to Crohn's d." <em>JCI insight</em>, 2022. PMID: <a href="https://pubmed.ncbi.nlm.nih.gov/35413017/">35413017</a></figcaption>
</figure>