The structures of bone are useful for providing {TAIL ~ living cells} and tissues as well as {HEAD ~ biologically active molecules} to subjects 
The structures of bone are useful for providing { TAIL ~ living cells } and tissues as well as { HEAD ~ biologically active molecules } to subjects
OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH