The targeting complexes are further specific for agent delivery through receptor pathways to {TAIL ~ neuronal membranes} or to {HEAD ~ astroglial cells} 
The targeting complexes are further specific for agent delivery through receptor pathways to { TAIL ~ neuronal membranes } or to { HEAD ~ astroglial cells }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD