Compositions, together with methods for their preparation and use, are provided which comprise {TAIL ~ removable labels} capable of binding to {HEAD ~ a polysaccharide} 
Compositions , together with methods for their preparation and use , are provided which comprise { TAIL ~ removable labels } capable of binding to { HEAD ~ a polysaccharide }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD