Grizzly bears exhibit augmented insulin sensitivity while obese prior to a reversible insulin resistance during hibernation
Cell Metabolism (2014) - Comment
pubmed: 25100064  doi: 10.1016/j.cmet.2014.07.008  issn: 1932-7420  issn: 1550-4131 

O. Lynne Nelson, Heiko T. Jansen, Elizabeth Galbreath, Kurt Morgenstern, Jamie Lauren Gehring, Kimberly Scott Rigano, Jae Lee, Jianhua Gong, Adam J. Shaywitz, Chantal A. Vella, Charles T. Robbins, Kevin C. Corbit