Figure 3

![Figure 3: BrdU labeling of small intestinal tissue after intravenous administration, with dark nuclear staining exclusively localized to intestinal crypt cells, counterstained with Mayer's haematoxylin.]()

> Source: Ove Lundgren et al. "Intestinal epithelial stem/progenitor cells are controlled by mucosal afferent n." *PloS one*, 2011. PMID: [21347406](https://pubmed.ncbi.nlm.nih.gov/21347406/)

<figure>
  <img src="" alt="BrdU labeling of small intestinal tissue after intravenous administration, with dark nuclear staining exclusively localized to intestinal crypt cells, counterstained with Mayer's haematoxylin." />
  <figcaption>Figure 3. BrdU labeling of small intestinal tissue after intravenous administration, with dark nuclear staining exclusively localized to intestinal crypt cells, counterstained with Mayer's haematoxylin.<br>  Source: Ove Lundgren et al. "Intestinal epithelial stem/progenitor cells are controlled by mucosal afferent n." <em>PloS one</em>, 2011. PMID: <a href="https://pubmed.ncbi.nlm.nih.gov/21347406/">21347406</a></figcaption>
</figure>