The method 1 further comprising releasing the elastase from {HEAD ~ the leukocytes} by adding {TAIL ~ a leukocyte membrane perturbating agent} to the mixture of step a) 
by adding
The method 1 further comprising releasing the elastase from { HEAD ~ the leukocytes } by adding { TAIL ~ a leukocyte membrane perturbating agent } to the mixture of step a )
OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH