When the amount of {TAIL ~ the antigen} in the sample to be determined is great, {HEAD ~ the number} of cells whose cell membranes are lysed is also great 
When the amount of { TAIL ~ the antigen } in the sample to be determined is great , { HEAD ~ the number } of cells whose cell membranes are lysed is also great
OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH