Methods for {HEAD ~ genetic modification} of {TAIL ~ mesenchymal stem cells} are known in the art  
of
Methods for { HEAD ~ genetic modification } of { TAIL ~ mesenchymal stem cells } are known in the art
OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH