In experimental animals, {HEAD ~ expression} of RHAMM was maintained for {TAIL ~ several days}, then levels dropped 
maintained for
In experimental animals , { HEAD ~ expression } of RHAMM was maintained for { TAIL ~ several days } , then levels dropped
OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD OTH OTH OTH REL REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH