An assay device for {HEAD ~ detection} and determination of {TAIL ~ an analyte} in a test sample uses a barrier containing an aperture to control the application of reagents to the device for greater reproducibility of results 
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An assay device for { HEAD ~ detection } and determination of { TAIL ~ an analyte } in a test sample uses a barrier containing an aperture to control the application of reagents to the device for greater reproducibility of results
OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD OTH OTH REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH