The present invention relates to {HEAD ~ a method} for measuring {TAIL ~ the activity} of a tested substance towards the production of the blood coagulation factor XII in an active form 
for measuring
The present invention relates to { HEAD ~ a method } for measuring { TAIL ~ the activity } of a tested substance towards the production of the blood coagulation factor XII in an active form
OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH