The use of colloidal metal labels in a resolubilizable form provides {HEAD ~ extremely rapid kinetics} of {TAIL ~ labeling} 
of
The use of colloidal metal labels in a resolubilizable form provides { HEAD ~ extremely rapid kinetics } of { TAIL ~ labeling }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL