USA 85:8998 9002) to generate cDNAs by using PCR to amplify copies of the region between {HEAD ~ a single point} in the transcript and the 3′ or 5′ {TAIL ~ end} 
USA 85:8998 9002 ) to generate cDNAs by using PCR to amplify copies of the region between { HEAD ~ a single point } in the transcript and the 3′ or 5′ { TAIL ~ end }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL