This Scientific American article may touch upon some of it. https://www.scientificamerican.com/article/how-lab-rats-are-changing-our-view-of-obesity/ https://w

This Scientific American article may touch upon some of it. https://www.scientificamerican.com/article/how-lab-rats-are-changing-our-view-of-obesity/ https://www.scientificamerican.com/article/how-lab-rats-are-...