Yi Mao1, Rui
  xia1, Lei Wang1, yuqing wang1, Fabao Gao1
 1Department
  of Radiology, West China Hospital, Sichuan University, chengdu, sichuan,
  China
Metformin: A Therapeutic Opportunity in Breast Cancer? Metformin in Cancer Therapy: A New Perspective for an Old Antidiabetic Drug? But there is few creditable studies have assessed the in vivo effects of metformin in cancer. We assessed the usefulness of diffusion-weighted imaging (DWI) and bioluminescence imaging (BLI) in evaluating tumor response to metformin.