Figure 3

![Figure 3: Physiological measurements such as core body temperature or melatonin levels from the familial circadian disorder macaque colony. These biomarkers track central clock function and its downstream outputs in affected versus unaffected animals.]()

> Source: Irina V Zhdanova et al. "Familial circadian rhythm disorder in the diurnal primate, Macaca mulatta.." *PloS one*, 2012. PMID: [22413014](https://pubmed.ncbi.nlm.nih.gov/22413014/)

<figure>
  <img src="" alt="Physiological measurements such as core body temperature or melatonin levels from the familial circadian disorder macaque colony. These biomarkers track central clock function and its downstream outputs in affected versus unaffected animals." />
  <figcaption>Figure 3. Physiological measurements such as core body temperature or melatonin levels from the familial circadian disorder macaque colony. These biomarkers track central clock function and its downstream outputs in affected versus unaffected animals.<br>  Source: Irina V Zhdanova et al. "Familial circadian rhythm disorder in the diurnal primate, Macaca mulatta.." <em>PloS one</em>, 2012. PMID: <a href="https://pubmed.ncbi.nlm.nih.gov/22413014/">22413014</a></figcaption>
</figure>