{HEAD ~ The removable labels} comprise {TAIL ~ an amino acid sequence} characterized as capable of binding to a polysaccharide and obtainable from a polysaccharidase conjugated to a heterologous protein or a chemical moiety 
comprise
{ HEAD ~ The removable labels } comprise { TAIL ~ an amino acid sequence } characterized as capable of binding to a polysaccharide and obtainable from a polysaccharidase conjugated to a heterologous protein or a chemical moiety
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 OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH