Towards large-scale production of platelets for transfusion based on ex vivo expansion of megakaryocytes from hematopoietic stem cells 7 Y5 D! Q- G* F8 W* c5 c' _& Yby Panuganti, Swapna, Ph.D., Northwestern University, 2011, 202 pages; AAT 3456591$ f( }! ]! S$ Z/ b/ n) ?5 d. ~; b% F