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