November 1st morning，Dr.  Qien Wangof Ohio State University School of Radiation Medicine came to Weifang Medical University for academic exchange.He gave the students an academic report entitled Cancer Stem Cells.

 During the lecture, he explained the cancer stem cell model, characteristics, sources and their isolation and cultivation. And he gave examples to let students have a better understanding of the related knowledge of cancer cells.At the end of the lecture,Dr.  Qi en Wang and the students have a good interaction.And according to the growth of cancer cells, cancer treatment and other issues, he gave the answers to the students.