The assay procedure can be a single step assay which allows for {TAIL ~ the rapid and reproducible detection} of {HEAD ~ specific cleavage peptides} 
The assay procedure can be a single step assay which allows for { TAIL ~ the rapid and reproducible detection } of { HEAD ~ specific cleavage peptides }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD