In particular, the invention is directed to {HEAD ~ the use} of alginate poly L lysine microencapsulation in the controlled differentiation of {TAIL ~ embryonic stem cells} 
In particular , the invention is directed to { HEAD ~ the use } of alginate poly L lysine microencapsulation in the controlled differentiation of { TAIL ~ embryonic stem cells }
OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL