{HEAD ~ The cell population} 10, wherein {TAIL ~ the bead} is formed at an alginate concentration of about 2.0%  
{ HEAD ~ The cell population } 10 , wherein { TAIL ~ the bead } is formed at an alginate concentration of about 2.0 %
HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH