In a research project funded by NSFC,Prof.Wang Ning of Huazhong University of Science and Technology and Prof.Huang Bo of Tongji Medical College and their team obtained significant achievement,and published a paper on Nature Materials on July 1,2012. The identification of stem-cell-like cancer cells through conventional methods that depend on stem cell markers is often unreliable.We developed a mechanical method for selecting tumorigenic cells by culturing In a research project funded by NSFC, Prof. Wang Ning of Huazhong University of Science and Technology and Prof. Huang Bo of Tongji Medical College and their team obtained significant achievement, and published a paper on Nature Materials on July 1, 2012. The identification of stem-cell-like cancer cells through conventional methods that depend on stem cell markers is often unreliable. We developed a mechanical method for selecting tumorigenic cells by culturing