The transformation may occur by various mechanisms , such as, for example, through {TAIL ~ hydrolysis} in {HEAD ~ blood} 
The transformation may occur by various mechanisms , such as , for example , through { TAIL ~ hydrolysis } in { HEAD ~ blood }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL OTH HEAD HEAD HEAD HEAD HEAD