{HEAD ~ The mixing reaction} of the animal plasma, {TAIL ~ FXII activator} and tested substance is preferably carried out at 0° C. to 4° C. so that the intrinsic inhibitor hardly acts and, in addition, the progress of the reaction can be easily controlled 
of
{ HEAD ~ The mixing reaction } of the animal plasma , { TAIL ~ FXII activator } and tested substance is preferably carried out at 0 ° C. to 4 ° C. so that the intrinsic inhibitor hardly acts and , in addition , the progress of the reaction can be easily controlled
HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL OTH OTH OTH OTH 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 OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH