Accordingly, when the total amount of {TAIL ~ the substance} liberated from the cells is measured, {HEAD ~ the amount} of antigen or antibody in the sample can be determined from this total measured amount 
Accordingly , when the total amount of { TAIL ~ the substance } liberated from the cells is measured , { HEAD ~ the amount } of antigen or antibody in the sample can be determined from this total measured amount
OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH