Relevance of Circadian Rhythm in Cancer -- Environmental Manipulation and Neuropeptide Effects on Energy Balance and Cancer -- The MRL Mouse: A Model of Regeneration and Cancer -- Living Large: What Mouse Models Reveal about Growth Hormone and Obesity -- Mouse Models to Study Obesity Effects on Hematologic Malignancies -- Energy Balance, IGF-1 and Cancer:  Causal Lessons from Genetically Engineered Mice -- Mouse Models to Study Leptin in Breast Cancer Stem Cells -- Mouse Models used to study the effects of Diabetes, Insulin and IGFs on cancer -- Impact of Energy Balance on Chemically Induced Mammary Carcinogenesis in the Rat -- Models and Mechanisms of High Fat Diet Promotion of Pancreatic Cancer -- Maternal energetics and the developmental origins of prostate cancer in offspring -- Mouse Models to Study the Effect of Natural Products on Obesity Associated -- Mouse Models to Study Metformin Effects in Carcinogenesis.