The bag design includes {TAIL ~ a transfer set} that can be sterilely welded to {HEAD ~ the source} of the mammalian cells 
The bag design includes { TAIL ~ a transfer set } that can be sterilely welded to { HEAD ~ the source } of the mammalian cells
OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH