{HEAD ~ The biomolecular complex} 11 wherein said {TAIL ~ biologically active agent} is selected from the group consisting of peptides, polypeptides, proteins, enzymes, hormones, growth factors, antigens, antibodies, and polyethylene glycol derivatized proteins 
wherein
{ HEAD ~ The biomolecular complex } 11 wherein said { TAIL ~ biologically active agent } is selected from the group consisting of peptides , polypeptides , proteins , enzymes , hormones , growth factors , antigens , antibodies , and polyethylene glycol derivatized proteins
HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH REL OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH