In some cases, chemical crosslinking step can include {HEAD ~ treatment} of {TAIL ~ a polyelectrolyte multilayer} with a carbodiimide reagent 
of
In some cases , chemical crosslinking step can include { HEAD ~ treatment } of { TAIL ~ a polyelectrolyte multilayer } with a carbodiimide reagent
OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH