The sonication duration is preferably less than 15 minutes, {TAIL ~ more preferably less than 6 minutes}, {HEAD ~ most preferably 60 seconds} or less 
The sonication duration is preferably less than 15 minutes , { TAIL ~ more preferably less than 6 minutes } , { HEAD ~ most preferably 60 seconds } or less
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH