{TAIL ~ The antigen} or antibody is mixed with a molten thermoplastic and formed into {HEAD ~ the solid phase substrate}  
{ TAIL ~ The antigen } or antibody is mixed with a molten thermoplastic and formed into { HEAD ~ the solid phase substrate }
TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH