The invention relates to compositions and {TAIL ~ methods} useful for monitoring and manipulating {HEAD ~ cellular transmembrane voltages} 
The invention relates to compositions and { TAIL ~ methods } useful for monitoring and manipulating { HEAD ~ cellular transmembrane voltages }
OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD