Sept.6th    2013                            Dr. Xing visited U of Alberta and made a presentation

                                                   Aug.19     2013                             Dr. Xing Vistited Toronto General Hospitala, U of Toronto

                                                   Jun. 2nd  2013                              Dr. Xing as a conference committee chair gave a talk in ICRBM 

                                                   Jun. 4th  2013                              Dr. Xing as a conference committee chair gave a talk in US-China National Science Foundation-Stem Cell Workshop