Fig. 3

In vivo fluorescence of abdominal MDA-MB-435s-mKate2 tumor development. a, b In vivo images of tumor locations in the abdominal cavity. c Intensity profiles are corresponding to the areas along the arrow axis. Plot profiles of mKate2 through different weeks are indicated in black, red and blue, respectively. d Ex vivo tissue examination postmortem. e Real-time quantification of total tumor-fluorescence surface area (mm²) detected over 3 weeks post-cells injection. Scale bar: 10 mm