Said complexes are particularly useful for delivery of {HEAD ~ a biologically active agent} to the glial tissue of the brain as well as to {TAIL ~ the cortical, cholinergic and adrenergic neurons} 
Said complexes are particularly useful for delivery of { HEAD ~ a biologically active agent } to the glial tissue of the brain as well as to { TAIL ~ the cortical , cholinergic and adrenergic neurons }
OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL