monitoring the characteristics of the plurality of sensor areas with {TAIL ~ respect} to one parameter which varies on {HEAD ~ the basis} of the accumulation of the nanoparticles , 
monitoring the characteristics of the plurality of sensor areas with { TAIL ~ respect } to one parameter which varies on { HEAD ~ the basis } of the accumulation of the nanoparticles ,
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH