Entrapped in the liposomes is the topoisomerase inhibitor at {TAIL ~ a concentration} of at least about 0.10 μmole drug per {HEAD ~ μmole lipid} 
Entrapped in the liposomes is the topoisomerase inhibitor at { TAIL ~ a concentration } of at least about 0.10 μmole drug per { HEAD ~ μmole lipid }
OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD