The invention provides methods of screening a compound that can increase {HEAD ~ spine/excitatory synapse formation} and {TAIL ~ numbers} 
The invention provides methods of screening a compound that can increase { HEAD ~ spine / excitatory synapse formation } and { TAIL ~ numbers }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH TAIL TAIL TAIL TAIL TAIL