{HEAD ~ The cell population} includes {TAIL ~ a single cell suspension} of ES cells encapsulated within an alginate polyelectrolyte microenvironment 
includes
{ HEAD ~ The cell population } includes { TAIL ~ a single cell suspension } of ES cells encapsulated within an alginate polyelectrolyte microenvironment
HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH