Figure 2

![Figure 2: 16S rRNA sequencing results showing gut microbiota composition differences between alopecia areata model mice and controls, with changes after microneedling treatment.](https://www.ncbi.nlm.nih.gov/pmc/articles/PMC12405465/bin/fmicb-16-1649496-g002.jpg)

> Source: Yue Zhang et al. "Investigating the potential mechanism of microneedling in alopecia areata mice b." *Frontiers in microbiology*, 2025. PMID: [40909920](https://pubmed.ncbi.nlm.nih.gov/40909920/)

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  <img src="https://www.ncbi.nlm.nih.gov/pmc/articles/PMC12405465/bin/fmicb-16-1649496-g002.jpg" alt="16S rRNA sequencing results showing gut microbiota composition differences between alopecia areata model mice and controls, with changes after microneedling treatment." />
  <figcaption>Figure 2. 16S rRNA sequencing results showing gut microbiota composition differences between alopecia areata model mice and controls, with changes after microneedling treatment.<br>  Source: Yue Zhang et al. "Investigating the potential mechanism of microneedling in alopecia areata mice b." <em>Frontiers in microbiology</em>, 2025. PMID: <a href="https://pubmed.ncbi.nlm.nih.gov/40909920/">40909920</a></figcaption>
</figure>