The preferred quiescently infected neural cells for {TAIL ~ use} in this embodiment are those comprising neurotropic herpes viruses, {HEAD ~ preferably HSV} 1 
The preferred quiescently infected neural cells for { TAIL ~ use } in this embodiment are those comprising neurotropic herpes viruses , { HEAD ~ preferably HSV } 1
OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH