State Key Laboratory of Stem Cell and Reproductive Biology;
Institute of Zoology;
Chinese Academy of Sciences;
Beijing 100101;
China;
Faculty of Laboratory Medical Science;
Hebei North University;
Zhangjiakou 075000;
Hebei Province;
China;
Megakaryopoiesis; Platelet; production; Transfusion; Bioreactors; Stem; cells;