Our continuous studies were allowed to achieve {TAIL ~ the long lasting effect} in vivo by {HEAD ~ conversion} of sulfhydryl group into disulfide group 
Our continuous studies were allowed to achieve { TAIL ~ the long lasting effect } in vivo by { HEAD ~ conversion } of sulfhydryl group into disulfide group
OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH